Page 1 HKDW-705 MAINTENANCE MANUAL Volume 1 1st Edition (Revised 3) Serial No. 10001 and Higher : HDW-750 (UCJ) Serial No. 20001 and Higher : HDW-750 (SY) Serial No. 40001 and Higher : HDW-750P (SY) Serial No. 40001 and Higher : HDW-750CE (SY) Serial No.
Page 2 électrique, d’incendie ou de blessure n’effectuer que les réparations indiquées dans le mode d’emploi à moins d’être qualifié pour en effectuer d’autres. Pour toute réparation faire appel à une personne compétente uniquement. HDW-750/750CE V1...
Page 3 équivalent recommandé par le constructeur. Mettre au rebut les batteries usagées conformément aux instructions du fabricant. ADVARSEL! Lithiumbatteri-Eksplosionsfare ved fejlagtig håndtering. Udskiftning må kun ske med batteri af samme fabrikat og type. Levér det brugte batteri tilbage til leverandøren. 1 (P) HDW-750/750CE V1...
Page 4 For more information regarding recycling of re- chargeable batteries, call toll free 1-800-822-8837, or visit http://www.rbrc.org/ Caution: Do not handle damaged or leaking Lithium-Ion batteries. 2 (P) HDW-750/750CE V1...
Page 5: Table Of Contents
Assembly Is Being Removed ..............1-28 1-13. How to Clean the Heads When the Heads Are Clogged ......1-28 1-14. List of Tools and Measuring Equipment ........... 1-29 1-14-1. Tools ..................1-29 1-14-2. Measuring Equipment .............. 1-32 1-14-3. Alignment Tapes ..............1-33 HDW-750/750CE V1...
Page 6 1-18. Contents of the EEPROM and NV-RAM Data ......... 1-54 1-19. Description on the CCD Block Number ........... 1-55 1-20. Filter Knob Position Adjustment .............. 1-56 1-21. Memory Backup Battery ................1-57 1-22. Fuse and IC Link Replacement ..............1-57 1-23. Circuit Protection Element ................ 1-58 HDW-750/750CE V1...
Page 7 Applying Oil to Reel Drive Gear Assembly ......2-11 2-2-4. Applying Grease to S Tension Regulator Assembly ....2-12 2-2-5. Notes on Repair Parts ............... 2-14 2-2-6. Recommended Periodic Replacement Parts ......2-15 2-2-7. Recommended Replacement Parts ........... 2-17 HDW-750/750CE V1...
Page 8 Operating the REFERENCE File .............. 5-13 5-7. Operating the LENS File ................5-16 5-8. Special Saving Items ................. 5-18 5-8-1. White Gain ................5-18 5-8-2. CC/ND Filter ................5-19 5-8-3. Master Gain ................5-19 5-8-4. Shutter ..................5-19 HDW-750/750CE V1...
Page 9 6-22. LP-114 Board Replacement ..............6-36 6-23. SW-1030 Board Replacement ..............6-37 6-24. MB-898 Board Replacement ..............6-38 6-25. Circuit Boards of the Mechanical Deck Assembly Replacement ..... 6-39 6-25-1. MDR-14 Board Replacement ........... 6-39 6-25-2. SE-613 Board Replacement ............. 6-40 HDW-750/750CE V1...
Page 10 7-30. Threading Arm Assembly Replacement ........... 7-97 7-31. CUE/TC Head Assembly Replacement ..........7-101 7-32. S Slider Assembly Replacement ............. 7-106 7-33. T Slider Assembly Replacement ............. 7-111 7-34. Cam Gear Assembly Replacement ............7-116 7-35. Mechanical Deck Assembly Removal/Installation ......... 7-122 HDW-750/750CE V1...
Page 11 When the DC ADJ MODE Function Is Equipped ..... 9-7 9-6-2. When the DC ADJ MODE Function Is Not Equipped ....9-8 9-7. VSUB Adjustment ..................9-9 9-8. PA Gain Adjustment ................. 9-10 9-9. Pre Knee Adjustment ................9-11 9-10. DCC Pre Knee Adjustment ............... 9-12 HDW-750/750CE V1...
Page 12 10-2-5. CH1, CH2 Output Level Adjustment (Analog EE) ....10-3 10-2-6. CH1, CH2 Distortion Factor Adjustment ......... 10-4 10-2-7. Input Limiter Adjustment ............10-5 10-2-8. D/A Output Level Adjustment ..........10-6 10-2-9. CH1, CH2 Output Level Check ..........10-6 10-2-10. Output Limiter Check .............. 10-7 HDW-750/750CE V1...
Page 13 11-3-3. SERVO System Adjustment Mode (A0 : SERVO ADJUST) ............11-18 11-3-4. RF System Adjustment Mode (A1 : RF ADJUST) ....11-23 11-3-5. Mechanism Adjustment Mode (A4 : MECHANISM ADJUST) ..........11-37 11-3-6. Other Adjustments (A9 : OTHERS ADJUST) ...... 11-38 HDW-750/750CE V1...
Page 15: Manual Structure
Manual Structure Purpose of this manual This manual is the maintenance manual volume 1 of HD Camcorder HDW-750/730. This manual is intended for use by the trained system engineers and service engi- neers. The volume 1 describes the information (periodic inspection and mainte- nance, diagnosis, part replacements and adjustment procedures) on the premise of component level service.
Page 16: Contents
Describes the VTR system electrical alignment for general VTR maintenance and adjustment after replacement of parts as described in sections 6 and 7. Section 11 VTR Maintenance Mode Describes the VTR maintenance mode that is required during VTR maintenance and error diagnosis. HDW-750/750CE V1...
Page 17: Service Overview
When board configuration is different between the HDW-750, the HDW-750P/730 and the HDW-750 (serial No. 20000 series, and 80000 series), the board name of the HDW-750P/730 and the HDW-750 (serial No. 20000 series, and 80000 series) is shown in parenthesis ( ) below.
Page 18 1-1. Locations of Main Parts and Circuit Configuration <View of the inside panel assembly> <Rear view> HDW-750/750CE V1...
Page 19 1-1. Locations of Main Parts and Circuit Configuration <View of the outside panel assembly> <Front view> HDW-750/750CE V1...
Page 20: Locations Of Main Mechanical Parts
1-1. Locations of Main Parts and Circuit Configuration 1-1-2. Locations of Main Mechanical Parts HDW-750/750CE V1...
Page 21 @' T reel table assembly @, Timing belt @. S-tension regulator band assembly #/ S reel table assembly #- T-tension regulator band assembly #= (S) soft brake assembly #[ Reel drive gear assembly #] T-tension regulator assembly #\ S-tension regulator assembly HDW-750/750CE V1...
Page 22: Functions And Locations Of Sensors
1-1. Locations of Main Parts and Circuit Configuration 1-1-3. Functions and Locations of Sensors HDW-750/750CE V1...
Page 23 != S-reel table assembly rotation sensor Detects rotation of the supply reel table with the use of the S-reel table assembly rotation sensor. The output of this sensor is input to the servo circuit where diameter of the remaining tape is calculated. HDW-750/750CE V1...
Page 24: Matching Connectors
*2 : Selectable by the REAR BNC OUT SEL in the OUTPUT SEL page of AUDIO OUT Audio cable the menu. (XLR 5 pin-XLR 3-pin, 2 m) CCXA-53 made by Sony or DC IN : XLR, 4-pin (Male) equivalent MIC IN +48 V 1-508-370-00 XLR 5-pin, male...
Page 25 Signal Specifications BATT (_) BATT ID BATT REM LIGHT CONT WRR CLK WRR SERIAL CLOCK BATT (+) +11 to 17 V dc WRR SELECT WRR DI WRR SERIAL IN WRR DO WRR SERIAL OUT EXT OSC OSC GND HDW-750/750CE V1...
Page 26 _ _ _ _ _ EXT VIEW _ _ _ _ _ (0 dBu = 0.775 V rms) Signal Specifications _60 dBu CAM MIC (G) CAM MIC1 (X) High impedance, Balanced CAM MIC1 (Y) CAM MIC2 (X) CAM MIC2 (Y) 1-10 HDW-750/750CE V1...
Page 27: Removing And Reinstalling The Outside Panel Assembly
2. Loosen the four screws (with drop-safe) and remove Screws the outside panel assembly. (with drop-safe) Front lid assembly Screws (with drop-safe) Screws Hook of outside panel assembly Guide shaft of (with drop-safe) cassette compartment assembly (RP) Screws Outside panel (with drop-safe) assembly 1-11 HDW-750/750CE V1...
Page 28: Opening And Closing The Inside Panel Assembly
Inside panel assembly Insert a piece of paper into the protection block. (Only when the connector box is installed.) Screws (with drop-safe) Inside panel Screw assembly (with drop-safe) Flexible card wires Hook Screw (with drop-safe) FP-121 board Hinge 1-12 HDW-750/750CE V1...
Page 29: Removing And Reinstalling The Connector Box
P2 x 4 : 16 to 22 x 10 N.m (1.6 to 2.2 kgf.cm) Coaxial cable (BLK) Screws B3 x 8 : 68 to 92 x 10 N.m (6.8 to 9.2 kgf.cm) ( with drop-safe ) Groove Shoulder pad assembly CN103 CN101 CNB-15 board 1-13 HDW-750/750CE V1...
Page 30: Removing And Reinstalling The Plug-In Boards
4. Remove the coaxial cable from the connector (CN1) when the DC-110/110A board is installed. 7. Slant the DCP board assembly to the front and remove DCP-28 board coating lead pin DC-110/110A board DCP board assembly Coaxial cable (BLK) Harnesses CN105 1-14 HDW-750/750CE V1...
Page 31: Dvp Board Assembly
CN201 DCP-28 board Coating lead pin TX-78 board DCP-28 board Distance of Coaxial cable 20 mm (WHT) or more Harness Harness AT-143 board EQ-88 board Flexible card wire DCP-28 board AT-143 board 1-15 HDW-750/750CE V1...
Page 32 (F) MB-898 board Recess of the DVP board assembly Hooks 7. Slant the DVP board assembly to the front and remove it. HDW-750 : DVP board Serial No.10001 through 10119 assembly Serial No.70001 through 70208 Board lever Coaxial cable...
Page 33: Removing And Reinstalling The Flexible Card Wires
1. Hold the flexible card wire with its blue surface to the front, and insert it in the direction of arrow A. 2. Close the connector latch in the direction of arrow B to lock it. Flexible card wire Connector latch Blue surface Connector 1-17 HDW-750/750CE V1...
Page 34: Removing And Reinstalling The Cassette Compartment
Life of the FL-283 printed wiring board will be significantly shortened if it is folded. Be very careful not to fold the FL-283 printed wiring board. FL-283 printed wiring board Roller (WHT) CCM-45 board Cable retainer 2 Joint arm 0.5 mm Notch 1-18 HDW-750/750CE V1...
Page 35 Stage Round hole of stage Round hole of stage Cassette guide pin Notch of Notch cam plate (A) Roller (WHT) of Cassette guide pin Cam plate (A) step 1 Roller (WHT) Joint arm at the other end 1-19 HDW-750/750CE V1...
Page 36 2, and insert the cable retainer 2 into the notch. 8. Insert the FL-283 printed wiring board into the connector (CN1) on the CCM-45 board. FL-283 printed wiring board Recess CCM-45 board Cable retainer 2 Claw Notch 1-20 HDW-750/750CE V1...
Page 37: On-Board Switch/Slit Land Description
[BLACK SET] → [BLACK BAL] → [BLACK SET]. Keep pressing the switch until the second [BLACK SET] is displayed. . After resetting, return the switch S1-8 to OFF. If not, the adjustment data is not saved in the NV-RAM hereafter. 1-21 HDW-750/750CE V1...
Page 38: Eq-88 Board
DISABLE TOP menu. ON : Not to display the TOP menu OFF : To display the TOP menu 1-10-2. EQ-88 Board S1101 EQ-88 board (A side) Ref. No. Address Name Description Factory setting S1101 (F-3/A side) Factory-use 1-22 HDW-750/750CE V1...
Page 39: Fp-121 Board
S505 (A-4/B side) CH-2 OUTPUT Turns ON/OFF the limiter of the CH-2 AUDIO LIMITER ON/OFF output stage. ON : CH-2 AUDIO output LIMITER ON OFF : CH-2 AUDIO output LIMITER OFF S814-1 to 4 (E-1/B side) Factory-use 1-23 HDW-750/750CE V1...
Page 40: Board
Every pressing of this switch toggles the OFF (FIX) change TRACKING mode. OFF: FIX (fixed) mode Variable mode Tracking RV (RV401) is enabled. D404 (C-2/B side) turns on when Variable is selected. S403-1 to 4 (C-2/B side) Factory-use 1-24 HDW-750/750CE V1...
Page 41: Board
Factory-use S1-2 (C-3/A side) MODEL SELECT Sets the unit. HDW-730 : ON ON : HDW-730 series HDW-750 : OFF OFF : HDW-750 series S1-3 (C-3/A side) Factory-use S1-4 (C-3/A side) NV-RAM reset ON : NV-RAM reset OFF : Normal operation...
Page 42: Board
+ + + + + 4 dB (Factory setting) _ _ _ _ _ 3 dB 0 dB SL102 CH-1 INPUT SHORT OPEN OPEN SL103 REFERENCE LEVEL OPEN SHORT OPEN SL202 CH-2 INPUT SHORT OPEN OPEN SL203 REFERENCE LEVEL OPEN SHORT OPEN 1-26 HDW-750/750CE V1...
Page 43: How To Eject A Cassette Tape Manually
3. Take out a cassette tape with care not to damage a tape opened, take out a cassette tape. inside. Outside panel assembly Drop protection (ME) Manual eject Philips (+) gear (A) screwdriver Rotate it while pushing in. (Clockwise direction) Front lid assembly 1-27 HDW-750/750CE V1...
Page 44: How To Insert A Cassette Tape While The Outside Panel Assembly Is Being Removed
(Refer to “2-1-2. Cleaning the Upper Drum Tape locked. Doing this, the cassette compartment assembly moves to the DOWN position. Running Surface and Video Heads.”) Lid arm (L) Screwdriver or the like Hole of the cassette compartment assembly Cassette compartment assembly Locking roller (WHT) 1-28 HDW-750/750CE V1...
Page 45: List Of Tools And Measuring Equipment
Extending the SS-92 board (Refer to Section 1-15-9.) A-8327-453-A EX-784 board Extending the DCP board assembly/extending the DVP board assembly (Refer to Sections 1-15-4 and 1-15-6.) A-8327-454-A EX-785 board Extending the DVP board assembly (Refer to Section 1-15-6.) 1-29 HDW-750/750CE V1...
Page 46 Tape path adjustment J-6322-420-3 Tool, 0.89 bit (45) J-6323-530-A Stop washer fastening tool Stop washer installation J-6323-890-A Torque cassette (FWD back tension) FWD back tension adjustment J-6324-150-A Reel table height gauge Reel table height adjustment J-7032-610-C Cassette reference plate 1-30 HDW-750/750CE V1...
Page 47 Adhesive sealing agent to prevent water drop 7-661-018-18 Diamond oil NT-68 Lubricant (Mitsubishi diamond oil hydro-fluid) (50 ml) 7-651-000-10 Sony (SGL-601) 50 g grease 7-651-000-11 Sony (SGL-801) 50 g grease 7-700-736-05 L-shaped HEX (1.5 mm) wrench Removing screw 7-700-736-06 L-shaped HEX (0.89 mm) wrench...
Page 48: Measuring Equipment
Commercially Blank tape, BCT-40HD For recording available on market Cleaning tape, BCT-HD12CL Head cleaning Memory label made by Sony, Adjustment after replacement of the MLB-1M-100 CCM-45 board Memory Stick Saving the camera setup data * : The component tool assembly (CN-2070 board) is the tool to output the HD analog component signal (Y/Pb/Pr). Use this tool to check the circuits without using the HD SDI.
Page 49: Alignment Tapes
00: 19: 25: 00 00: 04: 30: 00 00: 09: 30: 00 00: 14: 30: 00 00: 19: 30: 00 90 Hz _20 VU 00: 04: 55: 00 00: 09: 55: 00 00: 14: 55: 00 00: 19: 55: 00 1-33 HDW-750/750CE V1...
Page 50: How To Extend The Circuit Board
AT-DC extension 1. Open the inside panel assembly. assembly (Refer to Section 1-5.) 2. Remove the two screws and remove the AT-143 board DCP-28 board EX-777 board AT-143 board AT-143 board Precision screw P1.4 x 3.5 1-34 HDW-750/750CE V1...
Page 51: Extending The Hkdw-702 (Dc-110/110A Board)
DC-110A board DCP-28 board DC-110A board For DC-110 board Coaxial cable EX-777 board Precision screws P1.4 x 3.5 For DC-110 board Coaxial cable Coaxial cable (black) DC-110 board DC-110 board Coaxial cable Precision screws P1.4 x 3.5 1-35 HDW-750/750CE V1...
Page 52: Extending The Dcp Board Assembly
4. Connect the removed DCP board assembly to the CN105 connector (CN2) of the DCP-DVP extension assembly. Flexible card wire DCP board assembly DCP-DVP extension assembly Coaxial cable DCP-DVP CN12 extension assembly CN11 Coaxial cable CN104 MB-898 board 1-36 HDW-750/750CE V1...
Page 53: Extending The Dcp Board Assembly (When You Want To Check The B Side Or A Part Of A Side Of The Dvp Board Assembly)
A and connect it to the connector (CN104) on the DC-110/110A board. the EX-784 board. Implement the above procedure only for the unit of serial No. 70001 and higher or Camcorder in which CN104 HKDW-702 is installed. (EX-784 board) DCP board assembly 1-37 HDW-750/750CE V1...
Page 54: Extending The Dvp Board Assembly
5. Connect the removed DVP board assembly to the con- nector (CN2) on the DCP-DVP extension assembly. CN201 TX-78 board CN101 EQ-88 board DVP board assembly Coaxial cable Flexible card wire DCP-DVP extension assembly CN13 CN14 DCP-DVP extension assembly Coaxial cable CN103 MB-898 board 1-38 HDW-750/750CE V1...
Page 55: Extending The Dvp Board Assembly (When You Want To Check The B Side Or A Part Of A Side Of The Ss-92 Board)
A and connect it to the connector (CN103) on the EX-785 board. CN103 (EX-785 board) DVP board assembly Precision screw P2 x 4 (MDR-14 board) Dust protection cover Flexible card wire (45 core, 250 mm) DVP board assembly 1-39 HDW-750/750CE V1...
Page 56: Extending The Eq-88 Board
P3 x 4 CN14 100P-EXT CN13 assembly 3. Connect the connector (CN102) on the 100P-EXT assembly to the connector (CN100) on the EQ-88 board. CN101 100P-EXT assembly CN100 CN100 DCP-DVP extension assembly Flexible card wire CN102 EQ-88 board 1-40 HDW-750/750CE V1...
Page 57: Extending The Hkdw-703 (My-99 Board)
DVP board assembly CN100 100P-EXT assembly PWH1.4 x 3.5 PWH1.4 x 3.5 DVP-18 board CN101 MY-99 board MY-99 board Step 3 100P-EXT assembly CN102 5. Perform steps 6 to 9 of “1-15-5. Extending the DVP Board Assembly”. 1-41 HDW-750/750CE V1...
Page 58: Extending The Ss-92 Board
P2 x 4 MB-898 board 5. Remove the five screws and remove the dust protec- tion cover. HDW-750 : 6. Remove the flexible card wire from the connectors Serial No.10001 through 10089 (CN201 and CN202) on the SS-92 board. Serial No.70001 through 70196...
Page 59: Extending The Rp-123 Board (Rp-127 Board) (When You Want To Check The B Side Or A Part Of A Side Of The Pa-253 Board)
SS-92 board. RP-123 board (RP-127 board) Flexible card wires (45 core) SS-EXT CN201 RP extension assembly assembly CN202 SS-92 board CN102 CN202 CN201 RP extension assembly PA-253 board SS-EXT (PA-282/282A board) assembly 1-43 HDW-750/750CE V1...
Page 60: Extending The Ccd Unit
5. Disconnect the four screws and remove the CCD unit in the direction of the arrow. DR-433 board DCP-28 board (DR-477 board) EX-832 board CCD unit B3 x 10 Flexible card wire DR-433 board (DR-477 board) B3 x 10 1-44 HDW-750/750CE V1...
Page 61 8. Connect the flexible card wire (30 core) to the connec- tor (CN1) on the DR-433 board (DR-477 board) and to the connector (CN105) on the DCP-28 board. DCP-28 board Flexible card wire (30 core) EX-776 board CN105 DR-433 board (DR-477 board) 1-45 HDW-750/750CE V1...
Page 62: Extending The Mechanical Deck Assembly
6. Remove the five screws and remove the dust protec- tion cover. Harness clamp 7. Remove the flexible card wires from the connector (CN101) on the MB-898 board, the connectors (CN201 and CN202) on the SS-92 board and the connector (CN4) on the MDR-14 board. 1-46 HDW-750/750CE V1...
Page 63 Screw (with drop-safe) Mechanical deck assembly EX-764 board Screw (with drop-safe) EX-764 board CN101 CN202 Mechanical CN201 deck assembly MDC-13 board Screws Protection sheet (with drop-safe) 1-47 HDW-750/750CE V1...
Page 64: Description On Cassette Mechanism
CN202 CN201 Flexible card wires on the EX-764 board Tape thickness detecting hole 234 Cassette type detecting tabs To CN101 on the MDC-13 Cleaning cassette detecting tab board S-cassette record inhibition plug MB-898 board SS-92 board CN101 1-48 HDW-750/750CE V1...
Page 65 Betacam SX This type of cassette cannot be used in this unit. Digital Betacam This type of cassette cannot be used in this unit. Others than the above These types of cassette cannot be used in this unit. 1-49 HDW-750/750CE V1...
Page 66: Adjustments/Setting Items When Boards Are Replaced
EEPROM (IC31) outside the factory. When IC31 needs to be replaced due to defective IC, Board name Section to be referred to contact your local Sony Sales Office/Service Center. AT-143 board 1-17-14. AT-143 Board CCM-45 board 1-17-12. CCM-45 Board...
Page 67: Board
9-12. White Shading Adjustment 9-13. Flare Adjustment Adjustment Item when the Board is Replaced 1-17-7. CCD Unit Servo system alignment 10-5-4. Drum Phase Adjustment Adjustment Items when CCD Unit is Replaced 8-2-1. Tape Run Adjustment 9-2. VCO Frequency Adjustment 1-51 HDW-750/750CE V1...
Page 68: Fp-121 Board
10-2-1. CH1 Unity Level Adjustment (For VCA) When IC202 needs to be replaced due to defective IC, 10-2-2. CH2 Unity Level Adjustment (For VCA) contact your local Sony Sales Office/Service Center. 10-2-3. Side VR Voltage Adjustment (For VCA) 10-2-4. AGC Voltage Adjustment (For VCA) 1-17-14.
Page 69: Board
Check if it performs correctly after replacing the GPS unit. (Refer to Section 1 of the HKDW-704 Installation and Maintenance Manual.) 1-17-18. PM-22 Board (HKDW-705) Check if it performs correctly after replacing the PM-22 board. (Refer to Section 1 of the HKDW-705 Installation Manual.) 1-53 HDW-750/750CE V1...
Page 70: Contents Of The Eeprom And Nv-Ram Data
When the IFA-11 board is replaced, remove IC202 from the former board and reinstall it to the new replacement IFA-11 board. When IC202 needs to be replaced due to defective IC, contact your local Sony Sales Office/Service Center. *3 : Data cannot be saved in IC801 on the FP-121 board.
Page 71: Description On The Ccd Block Number
Type of the CCD block Aplicable Model (Serial No.) Type of the CCD Bock HDW-750 (10001 -) HDW-750 (20001 -) HDW-750 (70001 - ) HDW-750 (80001 - ) HDW-750P (40001 - ) HDW-750CE (40001 - ) HDW-730 (10001 - ) For the replacement procedure of the CCD unit, refer to “6-1-1.
Page 72: Filter Knob Position Adjustment
Knob shaft assembly WP3 x 3 Filter knob Mark Standard tightening torque : WP2 x 3 : 20 to 25 x 10 N.m (2 to 2.5 kgf.cm) WP3 x 3 : 53 x 10 N.m (5.3 kfg.cm) 1-56 HDW-750/750CE V1...
Page 73: Memory Backup Battery
Replace the component with Sony part whose part number Replace the components with Sony parts whose part appears in the manual published by Sony. If the component number appear in the manual published by Sony. If the is replaced by any part other than the specified ones, this components are replaced by any parts other than the may cause a fire or electric shock.
Page 74: Circuit Protection Element
The unit works normally. It takes about one minute to cool down the positive characteristics thermister after the main power is turned off. Board Ref. No. Address Protection circuit/ equipment CNB-15 THP1 Internal circuit of the board 1-58 HDW-750/750CE V1...
Page 75: Upgrading The Rom Version
A-2/B side 1-24-2, 1-24-3 (For details of saving the upgrading program, contact EQ-88 IC1101 D-1/B side your local Sony Sales Office/Service Center.) FP-121 IC801 F-2/B side 1-24-2 . For the basic operations of the setup menu, refer to Section 4-1-1.
Page 76 1 / 3 The dislay is switched in about five seconds. " 2 / 3 " ↓ " 3 / 3 " (3) Within five seconds, the following message appears. -------Complete------- ← Flashing * Power off * 1-60 HDW-750/750CE V1...
Page 77: (At-143 Board)
Version Upgrading (AT-143 Board) (1) Check to see that the message “COMPLETE !” appears indicating that the version indication has changed. Required tool : ROM-28 board (Sony part No. : A-8326-017-A) ROM VERSION COMPLETE ! : Ver 1.00 → : Ver 1.01 : Ver 1.00...
Page 78: (Ss-92 Board)
(After the diode D6 turns on, the diodes flash in the order of D8→D4→D7.) Required tool : FL-272 board After that, writing the software starts. (Sony part No. : J-6531-280-A) (After the diode D2 turns on, the diodes flash in the SYSCON/SERVO ROM order of D8→D4→D7.) (Sony part No.
Page 79: How To Replace The Photo Sensors On The Mdc-13 Board
5. Remove the sensor mount tool and solder the four direction. (Refer to the illustration below.) leads of the photo sensor. White line on Photo sensor the photo sensor Silk screen on the Solderings board (Thick line) Solderings Photo sensor 1-63 HDW-750/750CE V1...
Page 80: Circuit Description
(IC405 for R-ch, IC505 for G-ch, and IC605 . The description uses the board names of the HDW-750 for B-ch). The output signal is sent to the DCP-28 board. serial No. 10000 series. Read this description with appropriate board names for other models.
Page 81: Camera System (Dcp-28 Board)
. Generation and addition of DTL and APT signals SD respectively in order to establish GENLOCK. The . White clip and black clip SG block can be locked by automatic HD/SD detec- . Color bar signal generation tion. 1-65 HDW-750/750CE V1...
Page 82: Video Signal System (Dvp-18 Board)
. Signal processing during recording circuit of the EQ-88 board to the DVP-18 board, passes The 74.176 MHz (for HDW-750) or 74.25 MHz (for through the BUS SWITCH (IC501) and CPLD (IC502), HDW-750CE) 20-bit Y-signal and the PbPr signal that are...
Page 83 . Clock signal and timing reference signal processing Two types of clock signals (74.176 MHz and 46.360 MHz for HDW-750 or 74.25 MHz and 38.672 MHz for HDW- 750CE) are used in the video system circuit of the DVP-18 board.
Page 84: Audio System (Fp-121 Board, Ifa-11 Board, Apr-59 Board, Al-43 Board, And Axm-24 Board)
LENS CN202 CN206 SW-1031 CN120 CN503 CN105 MIC CONT CN201 CN201 VTR START CN301 CN120 AUTO W/B BAL APR-59 HP-103 SHUTTER TURBO_GAIN_SW CN301 PCF8574 ASSIGNABLE_SW1 CN504 CN302 X24C02P ASSIGNABLE_SW2 SPEAKER DCP-28 DVP-18 Fig.1 Audio system, frame diagram 1-68 HDW-750/750CE V1...
Page 85 (IC801) selects the desired audio signal by driving the 1kHz and _20dBu (fixed). input signal selector block (IC5 to IC8). The IN/OUT signal diagram of the audio control IC (IC103) of the APR-59 board is shown in Fig. 2. 1-69 HDW-750/750CE V1...
Page 86 1-26. Circuit Description 1-26-4. Audio System 1-70 HDW-750/750CE V1...
Page 87 (IC507 : EE sound or playback sound selector), OUT-Limiter and amplifier block (IC512 and IC513), balanced-to-unbalanced conversion amplifier (IC514), MB-898 board, CNB-15 board and final stage amplifier (IC101) of the AL-43 board. It is finally output from the 5-pin XLR connector on the AXM-24 board. 1-71 HDW-750/750CE V1...
Page 88: System Control (Fp-121 Board And Ss-92 Board)
(IC801). The FP CPU (IC801) displays the audio level on rewriting to release the WRITE INHIBIT. the LCD at every serial communication event. The FP-121 board contains the power supply control circuit and the automatic insertion detection circuit for the REAR XLR connector. 1-72 HDW-750/750CE V1...
Page 89 “L”, the main power can be turned off. XLR input is selected regardless of the position of the However, the main power can be turned on simply by AUDIO IN SELECT switch. turning the POWER switch on. 1-73 HDW-750/750CE V1...
Page 90 FP- 121 board after passing through CN102. . Output, Reference of frame signal : pin-103 . Output, SS RESET signal : pin-104 . Output, For rewriting the FP CPU ROM : pin-107 1-74 HDW-750/750CE V1...
Page 91: Servo Control System
The HUMID sensor circuit consists of the HUMID sensor EEPROM (IC403 : MDC-13 board) are connected by and the comparator (IC303). This HUMID information is serial communication. sent to the SS CPU (IC1) of the SS-92 board. 1-75 HDW-750/750CE V1...
Page 92: Rf System (Eq-88 Board)
IC701, IC801, IC1501, IC1601, IC1701 and IC1801) data and the EDEN (IC901 and IC1001) data are set by the EQ CPU (IC1101) that enables the complete automatic adjustment of the record RF system and the playback RF system. 1-76 HDW-750/750CE V1...
Page 93: Power Supply Systems
+10.4 V to +18.8 V. Once the N-CH MOS FET gate is employed. the power supply circuit has started up, it keeps operating until the input power voltage decreases below the lower limit (+9.5 V). 1-77 HDW-750/750CE V1...
Page 94: Option Board (Dc-110/110A Board, My-99 Board, Pm-22 Board)
SDI signal will be output is determined by using the menu. IC, so the output voltages are stabilized by a series regula- (OPERATION menu, OUTPUT SEL display : REAR tor consisting of Q128, Q129 and IC106. BNC OUT SEL) (For more details, refer to “4-4. Operation Menu”.) 1-78 HDW-750/750CE V1...
Page 95 LOOP MEMORY (IC201). DCP BOARD DEFCON (FPGA) IC1017 BI BOARD PA BOARD IC1019 SCVP R CH PIXEL- ADDITION G CH B CH DEFECTION SYSTEM CCD READ OUT PULSE TG BOARD Fig.4 Circuit description of the PM-22 board 1-79 HDW-750/750CE V1...
Page 97: Periodic Maintenance And Inspection
(Refer to Section 2-1-5.) Lower drum (Refer to Section 2-1-3.) T3 tape guide (Refer to Section 2-1-5.) T2 tape guide (Refer to Section 2-1-5.) Pinch roller assembly (Refer to Section 2-1-5.) T1 tape guide (Refer to Section 2-1-5.) HDW-750/750CE V1...
Page 98 . Do not insert a cassette tape before cleaning fluid completely evaporates. 3. Preparation before cleaning (1) Turn off the main power. (2) Remove the front lid and the outside panel. (Refer to Section 1-6.) HDW-750/750CE V1...
Page 99: Cleaning The Upper Drum Tape Running Surface And Video Heads
Do not clean the video heads in the vertical direction. Doing this may damage them. 3. After cleaning, wipe the rotary heads using a dry cleaning cloth. Upper drum tape running surface Cleaning cloth Video heads Video heads HDW-750/750CE V1...
Page 100: Cleaning The Lower Drum Tape Running Surface And Rabbet Guide
3. After cleaning, be sure to wipe the lower drum and the rabbet guide surface using a dry cleaning cloth. Cleaning cloth Skewer Edges Rabbet guide Rabbet guide Lower drum tape running surface HDW-750/750CE V1...
Page 101: Cleaning The Stationary Heads
2. After cleaning, be sure to wipe the tape running surfaces of the FE, CTL and CUE/TC heads using a dry cleaning cloth. Never touch the cleaning blade of the FE head with bare hands. Cleaning blade CUE/TC head CTL head FE head HDW-750/750CE V1...
Page 102: Cleaning The Tape Running Path And Cleaning Blade
2. After cleaning, be sure to wipe them using a dry cleaning cloth. Capstan Cleaning blade S5 tape guide T4 tape guide T5 tape guide S3 tape guide S4 tape guide T3 tape guide S1 tape guide S2 tape guide Pinch roller T1 tape guide T2 tape guide HDW-750/750CE V1...
Page 103: Cleaning The S/T Plate Assemblies And S/T Slider Assemblies
S plate assembly T plate assembly Fig. 1 Fig. 1 Paper T slider assembly S slider assembly Two front feet Paper Manual eject gear (A) Two rear feet Two rear feet Two front feet Fig. 2 Fig. 2 Paper Paper HDW-750/750CE V1...
Page 104: Cares After Using Under Special Environment
5. Clean the tape running surface (tape guides, capstan shaft, pinch roller and others). 6. Clean out the contacting surface of connectors. 7. Perform the general operational check and confirm that no abnormal sound is heard from inside the unit or the unit operates correctly without any abnormality. HDW-750/750CE V1...
Page 105: Periodic Inspection
4. Accumulated times of threading (Times of actual threading and unthreading) DRUM RUNNING-2 XXXXH 5. Drum rotation hours (Customer-resetable) TAPE RUNNING-2 XXXXH 6. Tape running hours (Customer-resetable) OPERATION-2 XXXXH 7. Power-on hours (Customer-resetable) THREADING-2 XXXX 8. Times of threading (Customer-resetable) HDW-750/750CE V1...
Page 106: Periodic Inspection List
S-Tension regulator band assembly S-Tension regulator band assembly X-3605-986-2 T-Tension regulator band assembly T-Tension regulator band assembly X-3605-994-3 Pinch roller assembly Pinch roller assembly X-3678-926-1 Reel drive gear assembly Reel drive assembly A-8279-476-D S tension regulator arm assembly 2-10 HDW-750/750CE V1...
Page 107: Applying Oil To Reel Drive Gear Assembly
Be sure to wipe off the oil that oozes to the surface of the S/T one-way gear, with gauze or cloth. Refer to Section 7-1-5 for using oil. Square hole T-one-way gear Square hole S-one-way gear Square hole Square hole Reel drive gear assembly 2-11 HDW-750/750CE V1...
Page 108: Applying Grease To S Tension Regulator Assembly
S tension regulator arm and check that the plate spring does not override on top of the rib of the bearing holder. (See Fig. 2) 2-12 HDW-750/750CE V1...
Page 109 Rib of bearing holder Spring Plate Shaft Boss spring Plate spring Plate spring Bearing holder Bearing holder Hole of bearing holder Fig. 3 Spring Rib of bearing holder Stop washer Bearing holder S tension regulator arm 2-13 HDW-750/750CE V1...
Page 110: Notes On Repair Parts
Therefore, specified parts should be used in the case of replacement. 2. Standardization of Parts Some repair parts supplied by Sony differ from those used for the unit. These are because of parts common- ality and improvement. Parts list has the present standardized repair parts.
Page 111: Recommended Periodic Replacement Parts
2-2-6. Recommended Periodic Replacement Parts Mechanical block-1 No. Part No. SP Description X-3605-994-3 s BAND ASSY, TENSION REGULATOR (T) X-3605-986-2 s BAND (S) ASSY,TEN-REGI X-3949-109-1 s ROLLER ASSY,AHC X-3678-926-1 s PINCH ROLLER ASSY 3-182-765-02 s SPACER, CR 2-15 HDW-750/750CE V1...
Page 112 No. Part No. SP Description 101 A-8326-897-A s DJR-27-R 102 A-8326-898-A s BRUSH ASSY (RP) 103 A-8326-899-A s RING ASSY (RP),SLIP 104 A-8327-237-A s DJH-27A-R 105 3-629-223-01 s BELT, TIMMING 106 A-8279-476-E o GEAR ASSY, REEL DRIVE 2-16 HDW-750/750CE V1...
Page 113: Recommended Replacement Parts
The parts are recommended to be replaced as needed. Part name Sony part No. Remarks Filter unit, Optical 1-758-483-11 For HDW-750 series (Note 2) Filter unit, Optical 1-758-778-11 For HDW-730 (Note 2) Drop protection (ME) 3-629-424-01 Part made of rubber (Note 1)
Page 114 *a : Serial No. 10001 and Higher Serial No. 40001 and Higher *b : Serial No. 70001 and Higher *c : Serial No. 70001 through 79999 (HDW-750) Serial No. 80001 through 80011 (HDW-750) Serial No. 10001 through 19999 (HDW-750) Serial No. 20001 through 20059 (HDW-750) Serial No.
Page 115: Error Diagnostics
For details of these warning systems that are not described in this section, refer to the Operation Manual of the HDW-750. 3-1. When Does the Error Code Appear? The warning indicator in the display window turns on when an abnormality occurs immediately after the power is turned on or an abnormality occurs during normal operation.
Page 116: Description Of Error Codes
Function cam system Function cam forward rotation time-over Function cam reverse rotation time-over Sensor system Tape top sensor time-over Full top sensor time-over Tape end sensor time-over Communication system Servo EEPROM communication is abnormal. System control initialization command is abnormal. HDW-750/750CE V1...
Page 117 When the Emergency EJECT is activated, there are cases that the tape is rewound. If you continue recording from the point of Emergency EJECT, the previously recorded information will be possibly overwritten. To avoid this trouble, be sure to check the tape position whenever you have activated Emergency EJECT. HDW-750/750CE V1...
Page 118: Details Of Error Codes
. Mechanical load to the capstan motor is so high that the capstan motor cannot rotate. (Mechanical reason) . Capstan motor drive circuit (MDC-13 board) is defective. . Capstan FG detector circuit (MDC-13, SS-92 boards) is defective. . Capstan motor is defective. HDW-750/750CE V1...
Page 119 (Mechanical reason) . Reflection seal for detecting the cam position is dirty. . Loading motor is defective. . Loading motor drive circuit (MDC-13, SS-92 boards) is defective. . Cam position detector circuit (MDC-13, SS-92 boards) is defective. HDW-750/750CE V1...
Page 120 Detecting conditions : The initialization command is not completed within the specified time at the event of power-on with a cassette being inserted. . Signal path between the FP-121 board and the SS-92 board is defective. Suspected cause : HDW-750/750CE V1...
Page 121: Device Check
3-2. Device Check 3-2. Device Check The HDW-750 has the self-diagnostics function to check the communication function of the respective devices. Result of the self-diagnostics is displayed on the [DEV STATUS display] of the DIAGNOSIS menu. (For more details, refer to Section “4. Setup Menu”.)
Page 123: Setup Menu
Setup Menu 4-1. Setup Menus The HDW-750 has setup menus for making various settings and adjustments. The setup menus of this unit include the USER menu, MENU CUSTOMIZE menu, ALL menu*, OPERATION menu, PAINT menu, MAINTENANCE menu, FILE menu, DIAGNOSIS menu and SERVICE menu.
Page 124: How To Display The Service Menu
4. To modify a setup value, rotate the rotary encoder. 5. Set the MENU ON/OFF switch to OFF to exit the setup menu. 4-1-2. How to Display the SERVICE Menu Set the switch S1-1/AT-143 board to the ON position to display the SERVICE menu. HDW-750/750CE V1...
Page 125: Top Menu
PAINT MAINTENANCE FILE DIAGNOSIS SERVICE * : The above display is an example of the HDW-750 Camcorder of serial No. 10000. The ALL menu is not displayed in the Camcorder of serial No. 70000 and No.80000 series. Menu Function USER Use the USER menu to set the functions that are used for daily routine operations such as MONITOR OUT setting.
Page 126: User Menu
OPERATION FUNCTION1 OPERATION VF DISP1 OPERATION VF DISP2 OPERATION ‘!’ LED OPERATION MARKER1 OPERATION GAIN SW OPERATION VF SETTING OPERATION AUTO IRIS OPERATION SHOT ID OPERATION SHOT DISP OPERATION SET STATUS OPERATION USER FILE FILE LENS FILE OPERATION HDW-750/750CE V1...
Page 127: Operation Menu
*2 : If any signal other than Y (i.e., R, G, B) is selected in the “OUTPUT SELECT” item, black-and-white signal of the selected channel is output even though VBS or SDI selected by “REAR BNC OUT SEL”. *3 : When CROP is selected, the MARKER and ZEBRA signal are not output to the VF and MONITOR of the NTSC system. HDW-750/750CE V1...
Page 128 OFF/ON END SEARCH function ON/OFF LOOP/INTVAL REC OFF/LOOP/A.INT/M.INT Sets the LOOP REC function. (Refer to the next page for details.) OFF : Not used LOOP : LOOP REC A.INT : Auto INTerval recording M.INT : Manual INTerval recording HDW-750/750CE V1...
Page 129 Setting Function LOOP REC TIME 0SEC/1SEC/2SEC/3SEC/4SEC/ Sets the time of LOOP REC. (SEC: second.) 5SEC/6SEC/7SEC (for HDW-750), (When 0 sec is set, Just REC is selected.) 8SEC (for HDW-750CE) Displayed only when LOOP is selected in the above LOOP/INTVAL REC.
Page 130 *1 : This item is displayed only when the unit of which the ROM version of the AT board is 1.40 and higher. You can check the AT version by the ROM VERSION display in the DIAGNOSIS menu. HDW-750/750CE V1...
Page 131 10%: Starts flashing when the battery terminal voltage reaches at about 0.67 V. 20%: Shows the 20% indication when the battery terminal voltage reaches at about 1.33 V and starts flashing when it reaches at about 1.0 V. HDW-750/750CE V1...
Page 132 1/1000, 1/2000, ECS, EVS) When BLACK balance/ WHITE balance example : WHITE : OK adjustment is in progress. *2 : It is also displayed for about 3 seconds when the SHUTTER switch is set to ON. 4-10 HDW-750/750CE V1...
Page 133 FILTER is set in any position other than 1 (single filter). OVERRIDE <!> OFF/ON OFF : Does not turn on. ON : Turns on when the reference value of the auto IRIS control is set to any value other than the standard value. 4-11 HDW-750/750CE V1...
Page 134 *1 : The CENTER MARKER is displayed as shown below. Setting screen When an NTSC system VF or monitor is connected, the MARKER and ZEBRA displays are not output when “DOWN CON MODE” of the OUTPUT SEL display is CROP. 4-12 HDW-750/750CE V1...
Page 135 “H” position. GAIN TURBO _3/0/3/6/9/12/18/24/30/36/42 Sets the gain value of the TURBO GAIN switch. TURBO SW IND. OFF/ON Turns ON/OFF the function that disables L/M/H of the GAIN switch while the TURBO GAIN is being selected. 4-13 HDW-750/750CE V1...
Page 136 Sets the H. details of the VF picture. (Details of the main line video output remain unchanged.) VF DTL V LEVEL (_99 to 99) Sets the V. details of the VF picture. (Details of the main line video output remain unchanged.) 4-14 HDW-750/750CE V1...
Page 137 VARiable is selected in the above IRIS WINDOW. *1 : The IRIS WINDOW is set as shown below. Setting screen Shaded ( ) area : IRIS WINDOW frame *2 : Range of this setting is different depending upon the above IRIS VAR WIDTH/HEIGHT setting. 4-15 HDW-750/750CE V1...
Page 138 *1 : This item is displayed only when the unit of which the ROM version of the AT board is 1.40 and higher. You can check the AT version by the ROM VERSION display in the DIAGNOSIS menu. 4-16 HDW-750/750CE V1...
Page 139 Displays the function that is assigned to the ASSIGN2 switch. LOOP REC Displays the ON/OFF status of the LOOP REC function. (only when the LOOP REC board is installed) <Actual State> Displays the output status of the various BNC connectors. REAR BNC TEST OUT HD SDI 4-17 HDW-750/750CE V1...
Page 140 *2 : When the unit has received data from one or more satellites, the correct current time is displayed. This time matches that of the GPS clock. In any other case, the time of the built-in crystal clock is displayed. During playback, the calculation time recorded on the tape is displayed instead of the current time. 4-18 HDW-750/750CE V1...
Page 141 *1 : RGB can be selected only when the Camcorder is used in the service mode. When an NTSC system VF or monitor is connected, the MARKER and ZEBRA displays are not output when “DOWN CON MODE” of the OUTPUT SEL display is CROP. 4-19 HDW-750/750CE V1...
Page 142 (for HDW-750P/750CE, HDW-730 (50i) ) SHUTTER 1/100 OFF/ON Selects the shutter speed of 1/100 of the standard speed. (for HDW-750, HDW-750P (25PsF), HDW-730 (59.94i) ) SHUTTER 1/125 OFF/ON Selects the shutter speed of 1/125 of the standard speed. SHUTTER 1/250 OFF/ON Selects the shutter speed of 1/250 of the standard speed.
Page 143 *1 : This item is displayed only when the unit of which the ROM version of the AT board is 1.60 and higher. You can check the AT version by the ROM VERSION display in the DIAGNOSIS menu. 4-21 HDW-750/750CE V1...
Page 144 Setting the GPS measurement system For setting the GPS measurement system, refer to Appendix “Geodetic System and Areas (for Navin’ You)” of HKDW-704 Operation Manual. GPS 8PIN FORMAT OFF/NVYOU/NMEA Setting the output format of the REMOTE connector. 4-22 HDW-750/750CE V1...
Page 145: Paint Menu
Turns ON/OFF the super EVS (enhanced vertical resolution) mode. TEST SAW OFF/ANALOG/ Turns ON/OFF the function that outputs the TEST signal forcibly DIGITAL to the video signal system, and selects the type of TEST signal. (Invalid when the BARS signal is selected.) 4-23 HDW-750/750CE V1...
Page 146 Uses this item when you want to adjust the color temperature by changing the R GAIN. B GAIN (_99 to 99) Uses this item when you want to adjust the color temperature by changing the B GAIN. 4-24 HDW-750/750CE V1...
Page 147 OPERATION menu) selects the VBS position and when the TEST OUT SELECT chooses the SD position.) The output signal returns to the Y-signal without fail at power-on. *1 : RGB can be selected only when the Camcorder is used in the service mode. 4-25 HDW-750/750CE V1...
Page 148 GAM SEL (STD)/(FILM) 1 to 4 Selects the gamma curve. (STD), (FILM) display is switched by selecting the afore-mentioned GAMMA SELECT. *1 : RGB can be selected only when the Camcorder is used in the service mode. 4-26 HDW-750/750CE V1...
Page 149 OPERATION menu selects the VBS position and when the TEST OUT SELECT chooses the SD position.) The output signal returns to the Y-signal without fail at power-on. *1 : RGB can be selected only when the Camcorder is used in the service mode. 4-27 HDW-750/750CE V1...
Page 150 LEVEL DEPEND LVL (_99 to 99) Sets the range of video signal amplitude that is suppressed by the level depend. DETAIL FREQ. (_99 to 99) Sets the frequency (thickness) of the H. detail signal. 4-28 HDW-750/750CE V1...
Page 151 (0 to 3) Sets the frequency (thickness) of the H. detail signal. SD DTL H/V RATIO (0 to 7) Sets the V.component level only of the detail signal. SD CROSS COLOR (0 to 15) Sets the cross-color suppression level. 4-29 HDW-750/750CE V1...
Page 152 ON/OFF can be set to each BANK (3 different settings) of the above SKIN DTL SELECT. *1 : Setting of the SKIN DTL SELECT is effective when both the SKIN DETAIL ALL and SKIN DETAIL are set to ON. 4-30 HDW-750/750CE V1...
Page 153 Selects the chroma phase to correct. R/R+/YL_/YL+/ G_/G/G+/CY/CY+/B_ MTX (MULTI) HUE (_99 to 99) Adjusts the chroma phase (HUE) of the multi matrix correction. MTX (MULTI) SAT (_99 to 99) Adjusts the saturation (SAT) of the multi matrix correction. 4-31 HDW-750/750CE V1...
Page 154 *1 : RGB can be selected only when the Camcorder is used in the service mode. In the MASTER VMOD and R/G/B VMOD, the lens extender position is displayed in the rightmost-end of the menu items. Blank : OFF EX : 08 : 4-32 HDW-750/750CE V1...
Page 155 Sets the range of video signal in which the Y black H.MID/HIGH gamma correction is effective. LOW : 0 to 3.6 % L.MID : 0 to 7.2 % H.MID : 0 to 14.4 HIGH : 0 to 28.8 % 4-33 HDW-750/750CE V1...
Page 156 F.ID 16 characters Sets the file ID. (When the SCENE file is stored, the file ID (alphanumeric characters, is saved.) symbols and spaces) *1 : Refer to “4-7. FILE Menu” for the file selection display. 4-34 HDW-750/750CE V1...
Page 157: Maintenance Menu
*2 : RGB can be selected only when the Camcorder is used in the service mode. In the R/G/B WHITE H SAW/PARA and R/G/B WHITE V SAW/PARA, the lens extender position is displayed in the rightmost-end of the menu items. Blank : OFF EX : 08 : 4-35 HDW-750/750CE V1...
Page 158 *2 : RGB can be selected only when the Camcorder is used in the service mode. In the R/G/B BLACK H SAW/PARA and R/G/B BLACK V SAW/PARA, the lens extender position is displayed in the rightmost-end of the menu items. Blank : OFF EX : 08 : 4-36 HDW-750/750CE V1...
Page 159 (The Camcorders having the serial numbers other than No. 70000 and No. 80000 series, require an option- al HKDW-702.) ? 04 SD LEVEL ADJ SD VBS LEVEL HDW-750 and HDW-730 (59.94i) SD VBS SETUP LVL: SD VF Y LEVEL SD VF R-Y LEVEL : SD VF B-Y LEVEL :...
Page 160 *2 : The setting range when the ROM version of the AT board is 1.50 and higher to before 1.70. *3 : The setting range when the ROM version of the AT board is 1.70 and higher. 4-38 HDW-750/750CE V1...
Page 161 The input signals that are selected by the AUDIO IN CH3, CH4 switches on the inside panel. REAR XLR AUTO OFF/ON Turns ON/OFF the function to detect automatically whether connector is connected to the AUDIO IN connector on the rear panel. 4-39 HDW-750/750CE V1...
Page 162 FRONT : Adjusts it with the MIC LEVEL knob on the front panel. F + S2 : It can be adjusted by either the AUDIO LEVEL knob (right side) or the MIC LEVEL knob. (Two knobs are interlocked each other.) 4-40 HDW-750/750CE V1...
Page 163 4-6. MAINTENANCE Menu VTR MODE-3 Display (Setting-3 on VTR) ? 08 VTR MODE-3 TC OUT AUTO DF/NDF HDW-750 and HDW-730 (59.94i) EXT-LK DF/NDF EXT-LK UBIT LTC UBIT VITC UBIT WATCH AUTO ADJ UBIT GROUP ID Item Setting Function TC OUT AUTO/GENE Sets the time-code signal output.
Page 164 MD : HM/DM : HM/D : HMS Sets the format of the time to be displayed on LCD. MD : HM : Month, day, hour, minute DM : HM : Day, month, hour, minute D : HMS : Day, hour, minute, second 4-42 HDW-750/750CE V1...
Page 165 (0 to 3) Sets the low-pass filter to detect peak. (Increasing the data sharpens the filter characteristics.) DCC DELAY TIME (_99 to 99) Sets the response speed of DCC. (Increasing the data slows down the response speed.) 4-43 HDW-750/750CE V1...
Page 166 100% is input. *1 : The IRIS WINDOW is set as shown below. Setting screen Shaded ( ) area : IRIS WINDOW frame *2 : Range of this setting is different depending upon the above IRIS VAR WIDTH/HEIGHT setting. 4-44 HDW-750/750CE V1...
Page 167 *1: This item is displayed only when the unit of which the ROM version of the AT board is 1.40 and higher. You can check the AT version by the ROM VERSION display in the DIAGNOSIS menu. *2 : This item is not displayed when the Camcorder is Serial No. 70000 and No. 80000 series. 4-45 HDW-750/750CE V1...
Page 168 (When the main power is turned off or then the above CLEAR ND OFFSET is performed, all displays change to YET.) This item is displayed when above ND OFFSET ADJUST is set to ON. 4-46 HDW-750/750CE V1...
Page 169 *1 : This item is displayed only when the unit of which the ROM version of the AT board is 1.60 and higher. You can check the AT version by the ROM VERSION display in the DIAGNOSIS menu. 4-47 HDW-750/750CE V1...
Page 170: File Menu
Select the target read file from which data is read or select the target storage file to which the data is going to be stored. When saving the data in a new file, select NEW FILE. 4-48 HDW-750/750CE V1...
Page 171 Memory Stick during execution of USER FILE SAVE. ON: Not to save. USER LOAD WHITE OFF/ON Turns ON/OFF the function to read out the white balance data from Memory Stick that are saved in USER FILE during execution of USER FILE LOAD. 4-49 HDW-750/750CE V1...
Page 172 ALL FILE LOAD ALL FILE SAVE Descriptions of the respective file selection displays are the same as the file selection display of the USER FILE display. For details, refer to the corresponding item of the USER FILE display. 4-50 HDW-750/750CE V1...
Page 173 When the file does not exist, the message NO FILE is displayed. When saving the data in a new file, select NEW FILE. 4-51 HDW-750/750CE V1...
Page 174: Memory Stick
MEM1-5 inside the main unit. 5FILE SAVE Press the rotary encoder to Saves the contents of MEM1-5 of the main unit that execute this menu item. are being displayed on screen, into 5 files. 4-52 HDW-750/750CE V1...
Page 175 (When REFERENCE STORE of REFERENCE SAVE is executed, this ID is saved.) SCENE WHITE DATA OFF/ON Turns ON/OFF the function to read out the white balance data from Memory Stick that are saved in SCENE file during execution of SCENE RECALL. 4-53 HDW-750/750CE V1...
Page 176 LENS FILE RECALL LENS FILE STORE Descriptions of the respective file selection displays are the same as the file selection display of the SCENE FILE display. For details, refer to the corresponding item of the SCENE FILE display. 4-54 HDW-750/750CE V1...
Page 177 (_99 to 99) Adjusts the R white gain offset value. LENS W-B OFST (_99 to 99) Adjusts the B white gain offset value. *1 : RGB can be selected only when the Camcorder is used in the service mode. 4-55 HDW-750/750CE V1...
Page 178 *1 : TEST is displayed only when the unit of which the ROM version of the AT board is 1.40 and higher. You can check the AT version by the ROM VERSION display in the DIAGNOSIS menu. 4-56 HDW-750/750CE V1...
Page 179 Cassette is not inserted. UNFORMAT : The media is not formatted yet. MEMORY FULL : The media does not have a free memory capacity. NEAR FULL : The free memory capacity of media is less than 5%. 4-57 HDW-750/750CE V1...
Page 180: Diagnosis Menu
Select a meter that you want to reset and press the rotary encoder. RESET METER → ← RESET DRUM RUNNING-2 Drum rotation hours ← RESET TAPE RUNNING-2 Tape running hours ← RESET OPERATION-2 Power-on hours ← RESET THREADING-2 Threading hours 4-58 HDW-750/750CE V1...
Page 181 Item Setting Function Display only For IC38/AT-143 board Display only For IC8/SS-92 board Display only For IC801/FP-121 board Display only For IC1101/EQ-88 board For the version upgrade procedure of ROM, refer to “1-24. Upgrading the ROM Version”. 4-59 HDW-750/750CE V1...
Page 182 Communication with the equipment that is connected to the 8-pin remote connector. BATT OK/NG/__ Communication with the Info Type Battery NVRAM NVRAM check OK/NG/__ IC51/DC-28 board *1 : This item is displayed only the HDW-750 having serial No. 70000 and No. 10000 series. 4-60 HDW-750/750CE V1...
Page 183 *1 : This display is not reflected on the screen when the main power is turned on after an optional board is installed/removed. It is reflected after turning off the main power once and then back on again. 4-61 HDW-750/750CE V1...
Page 184: Service Menu
Refer to “5-2. Data Structure” for details of the hierarchical structure. FACTORY PRESET Press the rotary encoder Returns all of the settings to the default setting when to execute this menu item. shipped from the factory. (Excluding the black balance automatic adjustment value.) 4-62 HDW-750/750CE V1...
Page 185 *1 : This item is displayed only when the unit of which the ROM version of the AT board is 1.70 and higher. You can check the AT version by the ROM VERSION display in the DIAGNOSIS menu. 4-63 HDW-750/750CE V1...
Page 186 TEST SAW H LEVEL (_99 to 99) Adjusts the amplitude of the rectangular signal that is located in the right of the TEST SAW. *1 : RGB can be selected only when the Camcorder is used in the service mode. 4-64 HDW-750/750CE V1...
Page 187 ROM VERSION display in the DIAGNOSIS menu. *2 : This item is displayed only when the Camcorder is HDW-750P and the AT version is 1.40 and higher. *3 : RGB can be selected only when the Camcorder is used in the service mode. 4-65 HDW-750/750CE V1...
Page 188 Y-signal without fail at power-on. *1 : This item is displayed only when the RP-127 board is used. *2 :RGB can be selected only when the Camcorder is used in the service mode. 4-66 HDW-750/750CE V1...
Page 189 Reference : When the super EVS (high vertical resolution) mode is set to ON, FIELD is selected forcibly. *1 : RGB can be selected only when the Camcorder is used in the service mode. 4-67 HDW-750/750CE V1...
Page 190 Use the fan in the AUTO position normally. AUTO : Temperature increase inside the unit is detected and the fan is automatically controlled. FIX : The fan is controlled with the fixed voltage (8 V). (For the operation check of the fan) 4-68 HDW-750/750CE V1...
Page 191 REGI : Registration measurement mode MASTER BLACK (_99 to 99) Adjusts the master black level. (All of the R, G and B signal black levels are adjusted.) MASTER GAIN (TMP) _3/0/3/6/9/12/18/24/30/ Sets the temporary gain value. 36/42 4-69 HDW-750/750CE V1...
Page 192 Sets the color temperature of the color temperature filter B. FILTER CTEMP C 2000 to 10000 Sets the color temperature of the color temperature filter C. FILTER CTEMP D 2000 to 10000 Sets the color temperature of the color temperature filter D. 4-70 HDW-750/750CE V1...
Page 193 *1 : This item is displayed only when the unit of which the ROM version of the AT board is 1.50 and higher. You can check the AT version by the ROM VERSION display in the DIAGNOSIS menu. 4-71 HDW-750/750CE V1...
Page 194: Setup Menu List
USER file and USER PRESET if the items are located in the USER menu. However, the items that return to the default setting when the unit was shipped from the factory at power-OFF, are excluded from the target. 4-72 HDW-750/750CE V1...
Page 195 DISP EXTENDER DISP FILTER DISP WHITE DISP GAIN DISP SHUTTER DISP AUDIO DISP TAPE DISP IRIS VF DISP 2 DISP ZOOM DISP COLOR TEMP DISP VOLT DISP DC IN DISP WRR RF LVL DISP TIME CODE DISP GPS 4-73 HDW-750/750CE V1...
Page 196 IRIS OVERRIDE IRIS SPEED CLIP HIGH LIGHT IRIS WINDOW IRIS WINDOW IND. IRIS VAR WIDTH IRIS VAR HEIGHT IRIS VAR H POS IRIS VAR V POS *1 : It is not saved even in the USER FILE. 4-74 HDW-750/750CE V1...
Page 197 SHUTTER 1/33 (for HDW-750P (25PsF) ) SHUTTER 1/50 (for HDW-750P (25PsF) ) SHUTTER 1/60 (for HDW-750P/750CE, HDW-730 (50i) ) SHUTTER 1/100 (for HDW-750, HDW-750P (25PsF), HDW-730 (59.94i) ) SHUTTER 1/125 SHUTTER 1/250 SHUTTER 1/500 SHUTTER 1/1000 SHUTTER 1/2000 LENS FILE LENS FILE SELECT F.
Page 198 BLK GAMMA RANGE HIGH MASTER BLK GAMMA R BLK GAMMA G BLK GAMMA B BLK GAMMA OUTPUT SELECT * : Only the Camcorders having serial No. 70000 and No. 80000 series return to this setting at power-OFF. 4-76 HDW-750/750CE V1...
Page 199 ALL PRSET SCENE REFER LENS STD Power OFF KNEE KNEE KNEE POINT KNEE SLOPE KNEE SATURATION KNEE SAT LEVEL WHITE CLIP WHITE CLIP LEVEL 108 (for HDW-750) 105 (for HDW-750CE) DETAIL1 DETAIL APERTURE DETAIL LEVEL APERTURE LEVEL DETAIL H/V RATIO CRISPENING...
Page 200 B VMOD OUTPUT SELECT LOW KEY SAT. LOW KEY SAT. L.KEY SAT.LEVEL L.KEY SAT.RANGE HIGH Y BLACK GAMMA Y BLK GAM LEVEL Y BLK GAM RANGE HIGH SCENE FILE 1 to 5 STANDARD SCENE RECALL SCENE STORE F.ID 4-78 HDW-750/750CE V1...
Page 201 VIDEO OUT (F/R) AUDIO OUT(F/R) REC AUDIO OUT CAMERA ADAPTER ENBLE AUDIO CH3/4 MODE CH1/2 REAR XLR AUTO * : Only the Camcorders having serial No. 70000 and No. 80000 series return to this setting at power-OFF. 4-79 HDW-750/750CE V1...
Page 202 MD : HM PRESET WHT COLOR TEMP. 3200 COLOR FINE R GAIN B GAIN AWB ENABLE DCC FUNCTION SEL DCC DCC D RANGE 600% DCC POINT DCC GAIN DCC PEAK FILTER DCC DELAY TIME 4-80 HDW-750/750CE V1...
Page 203 USER & ALL ONLY GENLOCK GENLOCK RETURN VIDEO GL H PHASE COASE 0 GL H PHASE FINE ND COMP ND OFFSET ADJUST OFF CLEAR ND OFFSET ND ADJUST MODE FORMAT CURRENT 59.94 NEXT VANC RX UMID LINE1 UMID LINE2 4-81 HDW-750/750CE V1...
Page 204 SCENE RECALL SCENE STORE F.ID REFERENCE STORE _ REFERENCE REFERENCE CLEAR _ REFERENCE LOAD REFERENCE SAVE F. ID SCENE WHITE DATA OFF LENS FILE 1 LENS FILE RECALL LENS FILE STORE F. ID LENS NO OFFSET SOURCE 4-82 HDW-750/750CE V1...
Page 205 OUTPUT SELECT LENS R/G/B H SAW LENS R/G/B H PARA 0 LENS R/G/B V SAW LENS R/G/B V PARA MEMORY STICK FORMAT MS IN > JUMP TO TELE FILE TELE FILE CLEAR TELE FILE MARK SIZE REMAIN STATUS 4-83 HDW-750/750CE V1...
Page 206 DRUM RUNNING TAPE RUNNING OPERATION THREADING DRUM RUNNING-2 TAPE RUNNING-2 OPERATION-2 THREADING-2 TIME/DATE ADJUST HOUR YEAR MONTH ROM VERSION DEV STATUS EEPROM SCVP DCON BATT NVRAM DOWN CONVERTER _ OPTION BOARD HD-SDI OUTPUT PICTURE CACHE SLOW SHUTTER 4-84 HDW-750/750CE V1...
Page 207 B VSUB OFST 500 R VSUB (P) +0.0 V G VSUB (P) +0.0 V B VSUB (P) +0.0 V OUPUT SELECT DCP ADJUST VF Y DC LEVEL VCD CONT RGB OUT R LEVEL RGB OUT B LEVEL DETAIL BALANCE 4-85 HDW-750/750CE V1...
Page 208 C0 : SERVO CHECK C1 : RF CHECK A0 : SERVO ADJUST _ A1 : RF ADJUST A4 : MECHANISM ADJUST A9 : OTHERS ADJUST _ FILTER CTEMP FILTER CTEMP A FILTER CTEMP B FILTER CTEMP C FILTER CTEMP D 4-86 HDW-750/750CE V1...
Page 209 WHITE B Gain MASTER GAIN It becomes the GAIN switch setting. SHUTTER It becomes the SHUTTER switch setting. DCC (Auto knee) It becomes the DCC switch setting. SHUTTER SEL SHUTTER ECS FREQ 60Hz ND FILTER POS CC FILTER POS 4-87 HDW-750/750CE V1...
Page 211: File System
5-1. Structure of File System The HDW-750 can save data modifications made using the setup menu, as files in the main unit itself and in a Memory Stick. The file system consists of the USER file, PRESET USER file, ALL file, SCENE file, REFERENCE file and LENS file.
Page 212: Data Structure
Calling the standard setup means clearing the USER layer data. When the standard setup is returned to the default setup (that is set when shipped from the factory), the PRESET layer data and the USER layer data are cleared. HDW-750/750CE V1...
Page 213: Operating The User File
STORE USR PRESET: EXEC CLEAR USR PRESET: EXEC CUSTOMIZE RESET : EXEC LOAD CUSTOM DATA: LOAD OUT OF USER: BEFORE FILE PAGE: USER LOAD WHITE : 4. Select STORE USR PRESET and execute it by pressing the rotary encoder. HDW-750/750CE V1...
Page 214 4. Select F.ID and set the file ID. (For details, refer to Section 4-9. “Saving/Loading User Menu Data to/ from Memory Stick” of the Operation Manual.) 5. Select USER FILE SAVE and execute it by pressing the rotary encoder. HDW-750/750CE V1...
Page 215 P00 USER LOAD MEMORY STICK ACCESS DISPLAY MODE 001. 00/00/00 002. 00/00/00 003. 00/00/00 004. 00/00/00 005.NO FILE 6. Confirm that the screen returns to the USER FILE display and the message [COMPLETE!] appears indicating that the reading is complete. HDW-750/750CE V1...
Page 216: Operating The All File
ALL FILE LOAD EXEC ALL FILE SAVE EXEC F.ID : ALL PRESET EXEC STORE ALL PRESET: EXEC CLEAR ALL PRESET: EXEC 3SEC CLR PRESET : 4. Select STORE ALL PRESET and execute it by pressing the rotary encoder. HDW-750/750CE V1...
Page 217 ALL FILE LOAD EXEC ALL FILE SAVE EXEC F.ID : ALL PRESET EXEC STORE ALL PRESET: EXEC CLEAR ALL PRESET: EXEC 3SEC CLR PRESET : 3. Select CLEAR ALL PRESET and execute it by pressing the rotary encoder. HDW-750/750CE V1...
Page 218 When the user sets the desired standard setup by adjusting the first HDW-750 (to be executed up to STORE ALL PRESET), and the data is saved in a Memory Stick by the ALL FILE SAVE, the user can set the second and subsequent cameras to have the same adjustment setup as the first camera immediately by reading the ALL file data from a Memory Stick.
Page 219 P00 ALL LOAD MEMORY STICK ACCESS DISPLAY MODE 001. 00/00/00 002. 00/00/00 003. 00/00/00 004. 00/00/00 005.NO FILE 6. Confirm that the screen returns to the ALL FILE display and the message [COMPLETE!] appears indicating that the reading is complete. HDW-750/750CE V1...
Page 220: Operating The Scene File
(When saving a new file, select NEW FILE.) SCENE STORE ESC DISPLAY MODE MEM(1): MEM(2): MEM(3): MEM(4): MEM(5): 6. Confirm that the screen returns to the SCENE FILE display and the message [COMPLETE!] appears indicating that the saving is complete. 5-10 HDW-750/750CE V1...
Page 221 4. Press the rotary encoder to change the “ ” display to “ ”. (When the rotary encoder is pressed while “ ” is being displayed, calling the file is canceled and the display returns to the original display before calling.) 5-11 HDW-750/750CE V1...
Page 222 3. Select STANDARD. Press the rotary encoder to change the “ ” display to “ ”. (When the rotary encoder is pressed while “ ” is being displayed, calling the file is canceled and the display returns to the original display before calling.) 5-12 HDW-750/750CE V1...
Page 223: Operating The Reference File
4. Select REFERENCE SAVE and press the rotary encoder. The message [SAVE DATA OK?] appears. ? 05 REFERENCE → SAVE DATA OK? REFERENCE STORE : EXEC REFERENCE CLEAR : EXEC REFERENCE LOAD EXEC REFERENCE SAVE EXEC F.ID : SCENE WHITE DATA: 5-13 HDW-750/750CE V1...
Page 224 4. Select REFERENCE LOAD and press the rotary encoder. The message [LOAD DATA OK?] appears. ? 05 REFERENCE → LOAD DATA OK? REFERENCE STORE : EXEC REFERENCE CLEAR : EXEC REFERENCE LOAD EXEC REFERENCE SAVE EXEC F.ID : SCENE WHITE DATA: 5-14 HDW-750/750CE V1...
Page 225 ? 05 REFERENCE REFERENCE STORE : EXEC REFERENCE CLEAR : EXEC REFERENCE LOAD EXEC REFERENCE SAVE EXEC F.ID : SCENE WHITE DATA: 3. A message appears prompting your confirmation. Select YES and press the rotary encoder. 5-15 HDW-750/750CE V1...
Page 226: Operating The Lens File
SOURCE : MEMORY 1 3. When the cursor is moved to the file selection display, select the file that you want to call and press the rotary encoder. LENS RECALL ESC DISPLAY MODE MEM(1):NO OFFSET MEM(2): MEM(3): MEM(4): MEM(5): 5-16 HDW-750/750CE V1...
Page 227 LENS FILE RECALL: EXEC LENS FILE STORE : EXEC F.ID : LENS NO OFFSET EXEC SOURCE : MEMORY 1 3. Confirm that the message [NO OFFFSET] appears indicating that the LENS FILE 1 returns to the standard setup. 5-17 HDW-750/750CE V1...
Page 228: Special Saving Items
The white gain values during execution are saved. SCENE RECALL ([SCENE FILE] display) The white gain values are not rewritten. SCENE STANDARD/CANCEL ([SCENE FILE] display) The PRESET value and the white gain values during execution are not replaced. 5-18 HDW-750/750CE V1...
Page 229: Cc/Nd Filter
SHUTTER ON/OFF is determined by the hardware switch. If the remote control devices that do not have the SHUTTER hardware switches such as MSU, the value is changed to what is read from the file. 5-19 HDW-750/750CE V1...
Page 231: Parts Replacement
DR-433 board (DR-477 board). (5) Remove the four screws. While removing the front assembly, disconnect harness from the Flexible connector (CN502) on the IFA-11 board. card wire B3 x 10 IFA-11 board CN502 DR-433 board (DR-477 board) B3 x 10 CN10 HDW-750/750CE V1...
Page 232 (M3 x 8) When a dual filter is incorporated : Filter (ND) knob Filter (CC) knob When a single filter is incorporated : Set screws WP2 x 3 Set screw WP3 x 3 Set screws WP2 x 3 Filter knob HDW-750/750CE V1...
Page 233 (6) Align the filter knob number “1” with the mark on the inside panel assembly and attach Filter knob it with the use of the two set screws. Standard tightening torque : 53 x 10 N.m (5.3 kgf.cm) Mark HDW-750/750CE V1...
Page 234 (3) Closing the inside panel assembly (Refer to Section 1-5.) (4) Reinstalling the outside panel assembly. (Refer to Section 1-4.) Adjustment after Replacement 7. Tape Path Running Adjustment (Refer to Section 8-2-1.) 8. VCO Frequency Adjustment (Refer to Section 9-2.) HDW-750/750CE V1...
Page 235: Filter Disk Unit Replacement
When installing the filter disk unit, be careful not touch the surface of the filter disk unit with hand. 2. Install the CCD unit. (Refer to Section 6-1-1.) Adjustment after Replacement Adjustment after Replace of the Filter Disk Unit (Refer to Section 9-28.) HDW-750/750CE V1...
Page 236: Replacement Of The Circuit Boards Inside The Ccd Unit
. The replacement procedure of the circuit boards inside the CCD unit is common to all models except for a few board names. The description uses the board names of the HDW-750 serial No. 10000 series. Read this description with appropriate board names for other models.
Page 237 CCD ground Connected 4. DR-433 board sheet (IN) Precision screw by soldering P1.4 x 3.5 BI flexible protection sheet Improved Type Connected by soldering M2 x 5 8. CN-2037 board P2 x 4 Former Type Flexible card wire HDW-750/750CE V1...
Page 238: Shutter, Auto W/B Bal Switch And Audio Volume
Shutter switch cushion. VTR start switch 5. Remove the soldering. Remove the shutter switch, AUTO W/B BAL switch and AUDIO volume controls. P2.6 x 8 AUTO W/B BAL switch SW-1031 board Audio volume control HDW-750/750CE V1...
Page 239 BAL switch and AUDIO volume controls by reversing the steps of removal. When installing the SW-1031 board, be Hole careful that the hole of the shield plate (FR) is located on the rear of the SW-1031 board. SW-1031 board HDW-750/750CE V1...
Page 240: Mic In Connector Replacement
Precision screws 2.6 x 5 4. Install the new MIC IN connector by revers- ing the steps of removal. When installing the MIC connector box assembly to the main unit, be careful not to damage the harness. 6-10 HDW-750/750CE V1...
Page 241: Rotary Encoder Replacement
5. Disconnect the harness from the connector (CN1) on the ENC-61 board. 6. Remove the soldering and remove the rotary encoder from the ENC-61 board. Sleeve (ENC2) Flat head (_) screwdriver tip Inside panel RE knob assembly 6-11 HDW-750/750CE V1...
Page 242 (ENC1) and at the same time, align the protruded portion of the sleeve (ENC1) with the groove the of inside panel assem- bly. Earth plate Fig.1 Sleeve (ENC1) Earth plate Protruded portion ENC-61 board Square hole Protruded portion Rotary encoder Groove Sleeve (ENC1) 6-12 HDW-750/750CE V1...
Page 243: Connector Box Board Replacement
6-7-3. Removing the IO-202 Board CN105 IO-202 board 1. Remove the four caps BNC. Remove the three screws and remove the IO-202 board in the direction of the arrow. Cap BNC PTP2.6 x 8 PTP2.6 x 8 6-13 HDW-750/750CE V1...
Page 244: Removing The Axm-24 Board
When attaching the AXM-24 board to the con- AXM-24 board nector box, push down the PUSH levers of the two AUDIO IN connectors simultaneously, and pass it through the hole of the connector box. Hole Connector box PUSH lever 6-14 HDW-750/750CE V1...
Page 245 3. Remove the nut and washer. Remove the Coaxial connecter coaxial connector converter from the OUT converter bracket. Washer Sub (DC out) harness 4. Attach the new boards and the connectors by reversing the steps of removal. 6-15 HDW-750/750CE V1...
Page 246: Dc-Dc Converter Replacement
RE retainer (2) RE-187 board P2 x 4 RE-186 board MB-898 board 4. Remove the two circuit boards of the RE-186 board and RE-187 board together in the direction of the arrow as shown. RE-186 board RE-187 board 6-16 HDW-750/750CE V1...
Page 247 6-8. DC-DC Converter Replacement 5. Install the new RE-186 board and RE-187 HDW-750 : Serial No.10001 through 10089 board by reversing the steps of removal. Serial No.70001 through 70196 Outside of the unit . When connecting the RE-187 board to the...
Page 248: Fan Replacement
. When installing the fan bracket, plate the fan bracket in the direction as shown in Fig. 2. Fig.2 : Direction of the D.C. fan when viewed from the direction of arrow B. Frame High Fan bracket 6-18 HDW-750/750CE V1...
Page 249 7. Install the new DC fan by reversing the steps of removal. When attaching the DC fan, the fan must be attached in the direction as shown in the illustration. Direction of the fan when viewed from the direction of the arrow B. 6-19 HDW-750/750CE V1...
Page 250: Sw Camera Ornamental Plate (3) Replacement
2. Clean the surface (the shaded portion shown in illustration) from which the SW Cleaning camera ornamental plate (3) is peeled off. 3. Peel the protection sheet off the new SW camera ornamental plate (3) and attach it to the inside panel assembly. 6-20 HDW-750/750CE V1...
Page 251: Fitting Bracket Assembly Replacement
Install it with the three screws (B3 x 8). Standard tightening torque : 80 x 10 N.m (8 kgf.cm) 7. Install the connector cover assembly and spacer by reversing the steps of removal. 6-21 HDW-750/750CE V1...
Page 252: Ms Lid Assembly Replacement
Be very careful not to fold the flexible card wire. 6. Disengage the hinge from the two hooks and remove the inside panel assembly from the unit. Inside panel assembly Flexible card wires Hinge Hook 6-22 HDW-750/750CE V1...
Page 253 Release the lock by pressing the MS knob (open) as shown in the illustration on the MS knob front of the inside panel assembly. Remove (open) the MS lid assembly in the direction of the arrow. MS lid assembly 6-23 HDW-750/750CE V1...
Page 254 MS lid assembly against the sponge on the back of the MS knob (open), insert it into the inside panel assembly. Protruded portion Hole Flexible card wire MS lid assembly 6-24 HDW-750/750CE V1...
Page 255: Vf Connector Replacement
VF connector is installed. sleeve ferrite clamp. 10. Install the new VF connector by reversing the steps of removal.When the unit under servicing uses the sleeve ferrite clamp, replace it. 6-25 HDW-750/750CE V1...
Page 256: Power Switch Replacement
6. Install the new POWER switch by reversing Top view the steps of removal. POWER switch When the POWER switch is installed, direction of the POWER switch must be set as shown in the illustration. GRAY To the front panel 6-26 HDW-750/750CE V1...
Page 257: Board Replacement
Groove board. in the left Upper protruded Protruded portion portion in the right Lower IFA-11 protruded board Half-round hole portion 7. Install it by reversing the steps of removal. 6-27 HDW-750/750CE V1...
Page 258 Be careful not to damage the harness as it is screws assembly P2.6 x 5 caught by the frame. P2.6 x 5 6. Install the new battery connector assembly by reversing the steps of removal. Standard tightening torque : 40 x 10 N.m (4 kgf.cm) 6-28 HDW-750/750CE V1...
Page 259: Ccm-45 Board Replacement
IF PC board retainer * : Depending on the time of production at the factory, there are sets that do not use the IF PC board retainer. Adjustment after Replacement Antenna Tuning Frequency Adjustment (Refer to Section 10-4-2.) 6-29 HDW-750/750CE V1...
Page 260: Ps-595 Board Replacement
3. Remove the two precision screws. While removing the PS-595 board, disconnect the harness from the connector (CN101, CN102). PS-595 board Precision screws P2 x 4 CN102 CN101 4. Install the new PS-595 board by reversing the steps of removal. 6-30 HDW-750/750CE V1...
Page 261: Rm-188 Board Replacement
RM-188 board in the direction RM-188 board of the arrow, disconnect the harness from the connector (CN114). CN114 Precision screw K2.6 x 5 5. Install the new RM-188 board by reversing the steps of removal. 6-31 HDW-750/750CE V1...
Page 262 (Refer to Section 6-18.) Precision screws P1.4 x 2.5 7. Remove the four precision screws fixing the IF-794 board and remove the connector connecting the IF-794 board with the HN-277 board. HN-277 board IF-794 board Precision screws P1.4 x 2.5 6-32 HDW-750/750CE V1...
Page 263 HN-277 board in the direction of the arrow. Life of flexible card wire will be significantly shortened if it is folded. Be very careful not to fold the flexible card wire. HN-277 board Flexible card wire MB-898 board 6-33 HDW-750/750CE V1...
Page 264 11. Remove the two precision screws and remove the RX-54 board. Be careful not lose the connector retainer. WRR guide Connector retainer RX-54 board 12. Install the new IF-794 board and RX-54 Precision screws P2 x 4.5 board by reversing the steps of removal. 6-34 HDW-750/750CE V1...
Page 265: Ss-92 Board Replacement
When attaching the improved type of the PC Frame board SS retainer, confirm that the PC board SS PC board SS retainer retainer is housed in between the frame and the SS-92 board, and the SS-92 board is firmly fixed. SS-92 board 6-35 HDW-750/750CE V1...
Page 266: Lp-114 Board Replacement
3.5) and remove the LP shield plate and the LP-114 board. Drop protection (TALLY) Be careful not to lose the LP shield plate. Precision screws CN116 P1.4 x 3.5 4. Install the new LP-114 board by reversing the steps of removal. 6-36 HDW-750/750CE V1...
Page 267: Sw-1030 Board Replacement
Drop protection (LIGHT) Drop protection nut. Remove the SW-1030 board from the light switch holder. Light switch holder Be careful not to lose the drop protection. 8. Install the new SW-1030 board by reversing the steps of removal. 6-37 HDW-750/750CE V1...
Page 268: Mb-898 Board Replacement
Cover harness 18. Remove the three toothed small screws Toothed (2 x 4) and remove the MB-898 board. small screw 19. Install the new MB-898 board by reversing 2 x 4 the steps of removal. Harness 6-38 HDW-750/750CE V1...
Page 269: Mdr-14 Board Replacement
4. Install the new MDR-14 board by reversing the steps of removal. When installing the new MDR-14 board, use a precision screw for the position A. Adjustment after Replacement Drum Phase Adjustment (Refer to Section 10-5-4.) 6-39 HDW-750/750CE V1...
Page 270: Se-613 Board Replacement
(CN1) on the SE-613 board. 3. Remove the two precision screws and remove the SE-613 board. 4. Install the new SE-613 board by reversing the SE-613 board Precision screw steps of removal. P1.4 x 3.5 Protection sheet 6-40 HDW-750/750CE V1...
Page 271: General Information On Mechanical Part Replacement
T S ldler Assembly 7-33 Full Top Sensor Assembly 7-16 Cam Gear Assembly 7-34 S1, T1, T3 Tape Guide 7-17 Capstan Motor 7-37 (S) Soft Brake Assembly 7-18 Mechanical Deck Assembly 7-35 T Soft Brake 7-19 MDC-13 Board 7-36 HDW-750/750CE V1...
Page 272 Be sure to clean the surface of tools and fixtures before using them. . Cleaning cloth : 3-184-527-01 . Cleaning fluid : 9-919-573-01 Handle tools and fixtures carefully so as not to scratch them. Correct adjustments cannot be made with damaged tools and fixtures. HDW-750/750CE V1...
Page 273: Threading-End State And Unthreading-End State
(c) When the above state is established, press the CASSETTE IN switch for about 1 second. CASSETTE IN switch A piece of black paper Photo interrupter (Cassette compartment lock switch) (3) How to establish the threading-end state manually Rotate the manual eject assembly manually by hand. (Refer to Section 7-1-4.) HDW-750/750CE V1...
Page 274 . Use an Phillips screwdriver for size M3 to rotate the worm wheel. Phillips screwdriver (for M3) : 7-700-749-04 The worm wheel is provided to allow the engineer to fix problems in case of tape slack, etc. Manual eject gear (A) Worm wheel HDW-750/750CE V1...
Page 275 If the mechanism is rotated further, the parts of the unit may be damaged. T slider assembly S slider assembly Intermittent gear (White gear visible through opening of the T rail) HDW-750/750CE V1...
Page 276: About Oil And Grease
. Apply grease to the surface of the part like a thin film. If grease applied spread from the specified areas, be sure to wipe using a gauze or soft cloth. . Apart from the specified areas never use the oil and grease. 2 mm HDW-750/750CE V1...
Page 277: Screw Tightening Torque And Washer
(a) Put the stop washer to the top of the stop washer fastening tool. (b) Put the top of the tool on the top of the shaft in an upright position. (c) Press down the tool and attach the stop washer to the shaft. Stop washer HDW-750/750CE V1...
Page 278: Upper Drum Assembly Replacement
Basic Information Apart from the periodic replacement time, the upper drum assembly needs to be replaced in the following cases. . If a correct RF waveform cannot be obtained after the tracking adjustment. HDW-750/750CE V1...
Page 279 Drum install plate (Fig. 2) The upper drum assembly can be replaced when the cassette compartment attaches to the unit. Flatness check tool Supplied screws (B2 x 8) Fig. 2 Drum install plate Boss Flatness check tool HDW-750/750CE V1...
Page 280 (2) Remove the AHC roller assembly of the cleaning assembly between the drum support and main frame. When removing the cleaning assembly, be careful not to touch the upper drum assembly and drum assembly. Manual eject gear (A) 7-10 HDW-750/750CE V1...
Page 281 CTL head, CUE head and nearby Connectors on tape guides. the MDR-14 board Remove the two screws. Hold the upper part of the brush support. While loosening the connector on the MDR-14 board, remove the drum assem- bly. 7-11 HDW-750/750CE V1...
Page 282 Drum install plate Boss 6. Removing the brush cover Precision screws Remove the two precision screws and remove the P2 x 2 Brush cover brush cover in the direction of the arrow. 7-12 HDW-750/750CE V1...
Page 283 8. Removing the slip ring assembly B2 x 4 (1) Remove the two screws fixing the slip ring assembly. (2) While removing the connector on the UDR- 32 board, remove the slip ring assembly Connector together. Slip ring assembly UDR-32 board 7-13 HDW-750/750CE V1...
Page 284 (2) Wipe the 20 round patterns of the LDR-28 Round patterns board in the lower drum with dry cloth. Never clean the round patterns with anything moistened with cleaning cloth. Rabbet guide (cleaning) Tape running surface (cleaning) 7-14 HDW-750/750CE V1...
Page 285 Hexagon cap screws (4) Tighten the hexagon cap screws tentatively with hexagon bit, one bolt after another in the order as shown in the illustration so that they are tightened with equal strength. 7-15 HDW-750/750CE V1...
Page 286 If the gauge pointer reading moves too easily when pressed, tighten the hexagon cap screws a little. 7-16 HDW-750/750CE V1...
Page 287 Then tighten the screws with torque screwdriver. The standard tightening torque value : 10 x 10 N.m (1 kg.cm) 7-17 HDW-750/750CE V1...
Page 288 Brush cover Center brush cover and tighten the two precision screws. The standard tightening torque value : 10 x 10 N.m (1 kgf.cm) Slip ring shaft (2) Coat the two precision screws with locking compound. 7-18 HDW-750/750CE V1...
Page 289 19. Cleaning the drum contact surface Drum assembly (rear) Clean the contact surface of the rear of the drum assembly and the contact surface of the frame Cleaning Cleaning with a cleaning cloth moistened with cleaning fluid. Cleaning Cleaning 7-19 HDW-750/750CE V1...
Page 290 1) and tighten the two screws. (Fig. 2) The standard tightening torque value : 20 x 10 N.m (2 kgf.cm) Check that the brush cover and brush assem- bly are set in the right position. Flanges Fig.2 Fig.1 7-20 HDW-750/750CE V1...
Page 291 (3) Align the position-setting hole with the hole position-setting pin and tighten the precision screw. The standard tightening torque value : 10 x 10 N.m (1 kgf.cm) Cam cleaning roller (white part) Cleaning arm (B) Position-setting pin Manual eject gear (A) 7-21 HDW-750/750CE V1...
Page 292 . Tape running surface of upper drum (Refer to Section 2-1-2.) . Rabbet guide and tape running surface of lower drum (Refer to Section 2-1-3.) After cleaning, be sure to wipe the cleaning fluid off the cleaned portions using a dry cleaning cloth. 7-22 HDW-750/750CE V1...
Page 293 (Refer to Section 8-2-3.) 28. CTL head position adjustment (Refer to Section 8-2-4.) 29. CUE/TC head height adjustment (Refer to Section 8-2-5.) 30. CUE/TC head position adjustment (Refer to Section 8-2-8.) 31. Drum phase adjustment (Refer to Section 10-5-4.) 7-23 HDW-750/750CE V1...
Page 294: Drum Assembly Replacement
1. Check that the unit is in the unthreading-end state. 2. Turn off the main power. 3. Remove the front lid and outside panel assembly. (Refer to Section 1-4.) The upper drum assembly can be replaced when the cassette compartment attaches to the unit. 7-24 HDW-750/750CE V1...
Page 295 Remove the precision screw. While removing the Full top sensor connector on the MDC-13 board, remove the full assembly top sensor assembly. When removing the full top sensor assembly, be very careful not to touch the drum. Connector on the MDC-13 board 7-25 HDW-750/750CE V1...
Page 296 MDR-14 board, remove the drum assem- bly. 5. Cleaning the drum contact surface Drum assembly (rear) Clean the drum contact surface on the rear of the new drum assembly using a cleaning cloth Cleaning Cleaning moistened with cleaning fluid. Cleaning Cleaning 7-26 HDW-750/750CE V1...
Page 297 1) and tighten the two screws. (Fig. 2) The standard tightening torque value : 20 x 10 N.m (2 kgf.cm) Check that the brush cover and brush assem- bly are set in the right position. Flanges Fig.2 Fig.1 7-27 HDW-750/750CE V1...
Page 298 (3) Align the position-setting hole with the hole position-setting pin and tighten the precision screw. The standard tightening torque value : 10 x 10 N.m (1 kgf.cm) Cam cleaning roller (white part) Cleaning arm (B) Position-setting pin Manual eject gear (A) 7-28 HDW-750/750CE V1...
Page 299 . Tape running surface of upper drum (Refer to Section 2-1-2.) . Rabbet guide and tape running surface of lower drum (Refer to Section 2-1-3.) After cleaning, be sure to wipe the cleaning fluid off the cleaned portions using a dry cleaning cloth. 7-29 HDW-750/750CE V1...
Page 300 (Refer to Section 8-2-3.) 14. CTL head position adjustment (Refer to Section 8-2-4.) 15. CUE/TC head height adjustment (Refer to Section 8-2-5.) 16. CUE/TC head position adjustment (Refer to Section 8-2-8.) 17. Drum phase adjustment (Refer to Section 10-5-4.) 7-30 HDW-750/750CE V1...
Page 301: Replacement Of Brush Assembly For Slip Ring
The brush assembly can be replaced when the cassette compartment attaches to the unit Tools . Torque screwdriver bit (for M2) : J-6325-380-A . Torque screwdriver bit (for M1.4) : J-6325-110-A . Torque screwdriver (for 3 kg) : J-6325-400-A . Locking compound : 7-432-114-11 7-31 HDW-750/750CE V1...
Page 302 1 by the illustration. Brush assembly (2) Loosen the screw 2 and move the brush base in the direction of the arrow. (3) Remove the screw 2 and remove the brush Brush base assembly. Slip ring 7-32 HDW-750/750CE V1...
Page 303 6. Connecting the connector to brush assembly Connect the connector that is removed in step 1 to the connector on the brush assembly board. Check that the brush assembly has moved out of the correct position. 7-33 HDW-750/750CE V1...
Page 304: Slip Ring Assembly Replacement
. Torque screwdriver bit (for M2) : J-6325-380-A . Torque screwdriver bit (for M1.4) : J-6325-110-A . Torque screwdriver (for 3 kg) : J-6325-400-A . Cleaning cloth : 3-184-527-01 . Cleaning fluid: 9-919-573-01 . Locking compound : 7-432-114-11 7-34 HDW-750/750CE V1...
Page 305 1 by the illustration. Brush assembly (2) Loosen the screw 2 and move the brush base in the direction of the arrow. (3) Remove the screw 2 and remove the brush Brush base assembly. Slip ring 7-35 HDW-750/750CE V1...
Page 306 Then tighten the screws with torque screwdriver. The standard tightening torque value : 10 x 10 N.m (1 kgf.cm) 7-36 HDW-750/750CE V1...
Page 307 8. connecting the connector to brush assembly Connect the connector that is removed in step 1 to the connector on the brush assembly board. Check that the brush assembly has moved out of the correct position. 7-37 HDW-750/750CE V1...
Page 308: Replacement Of Ahc Roller Assembly For Video Head
In order to replace the AHC roller assembly, the new CR spacer is required. Prepare the new CR spacer (3-182-765-02) when replacing the AHC roller assem- bly. The cleaning assembly can be replaced when the cassette compartment attaches to the unit. 7-38 HDW-750/750CE V1...
Page 309 CR spacer (2) Assemble the new AHC roller assembly and Pins the new CR spacer as shown in illustration. Never attach oil on the new AHC roller assembly. Wide Narrow AHC roller assembly Wide Narrow CR spacer 7-39 HDW-750/750CE V1...
Page 310 Rotate the manual eject gear (A) (red gear) clockwise and counter-clockwise several turns and check that the AHC roller assembly comes into contact with drum and is then detached. Check that its height also changes at the same time. 7-40 HDW-750/750CE V1...
Page 311: Pinch Roller Assembly Replacement
Pinch roller assembly can be replaced when the cassette compartment attaches to the unit. Tools . Torque screwdriver bit (for M1.4) : J-6325-110-A . Torque screwdriver (for 3 kg) : J-6325-400-A . Cleaning cloth: 3-184-527-01 . Cleaning fluid: 9-919-573-01 7-41 HDW-750/750CE V1...
Page 312 At the same time, rotate the screwdriver while holding the pinch roller assembly with hand. (3) Remove the precision screw from pinch roller assembly. Pinch roller assembly mount shaft Rib of cassette (cleaning) stopper 7-42 HDW-750/750CE V1...
Page 313 Rotate the manual eject gear (A) clockwise until the unit returns to the unthreading- end state. Adjustments after Replacement 5. Tape run adjustment (Refer to Section 8-2-1.) 6. CUE/TC head height check (Refer to Section 8-2-5.) 7-43 HDW-750/750CE V1...
Page 314: S-Tension Regulator Band Assembly Replacement
The stop washer is used to fix the tension regulator band assembly. Prepare a new stop washer (3-559-408-11) when replacing the tension regulator band assembly. Tools . Stop washer fastening tool : J-6323-530-A . Cleaning cloth : 3-184-527-01 . Cleaning fluid : 9-919-573-01 7-44 HDW-750/750CE V1...
Page 315 . Check that the (S) soft brake assembly is pressing down the regulator band as shown. (2) Attach the S-tension regulator band assembly using a new stop washer. When installing the stop washer, do not apply excessive force to the S-tension regulator band assembly. 7-45 HDW-750/750CE V1...
Page 316: Fwd Back Tension Adjustment
4. S tension regulator operating position adjustment (Refer to Section 8-1-2.) 5. FWD back tension adjustment (Refer to Section 8-1-3.) 6. Tape run adjustment (Refer to Section 8-2-1.) 7. Capstan add-on recording adjustment (Refer to Section 10-5-3.) 7-46 HDW-750/750CE V1...
Page 317: T-Tension Regulator Band Assembly Replacement
When installing T-tension regulator band assembly, the two stop washers are used. Prepare the two new stop washers (3-559-408-11) when replacing it. Tools . Stop washer fastening tool : J-6323-530-A . Cleaning cloth : 3-184-527-01 . Cleaning fluid : 9-919-573-01 7-47 HDW-750/750CE V1...
Page 318 . Do not touch the felt surface of the T-tension regulator band assembly hands. Also never attach oil on the felt surface. Band Band . Check that the T soft brake is pressing down the regulator band as shown. 7-48 HDW-750/750CE V1...
Page 319: Rev Back Tension Adjustment
4. T tension regulator operating position adjustment (Refer to Section 8-1-6.) 5. REV back tension adjustment (Refer to Section 8-1-4.) 6. Tape run adjustment (Refer to Section 8-2-1.) 7. Capstan add-on recording adjustment (Refer to Section 10-5-3.) 7-49 HDW-750/750CE V1...
Page 320: Timing Belt Replacement
4. Removing the SS-92 board (Refer to Section 6-21.) Timing belt can be replaced when the mechanical deck assembly attaches to the unit. Tools . Torque screwdriver bit (for M1.4) : J-6325-110-A . Torque screwdriver (for 3 kg) : J-6325-400-A 7-50 HDW-750/750CE V1...
Page 321: Timing Belt Tension Adjustment
(2) Engage the timing belt on the pulley assem- bly. Adjustments after Replacement 4. Timing belt tension adjustment (Refer to Section 8-1-5.) Pulley (reel drive gear 5. Capstan add-on recording adjustment assembly) Timing belt (Refer to Section 10-5-3.) Pulley (capstan motor) 7-51 HDW-750/750CE V1...
Page 322 Tools . Torque screwdriver bit (for M1.4) : J-6325-110-A . Torque screwdriver (for 3 kg) : J-6325-400-A . Stop washer fastening tool : J-6323-530-A . Cleaning cloth: 3-184-527-01 . Cleaning fluid: 9-919-573-01 . Oil : 7-661-018-18 7-52 HDW-750/750CE V1...
Page 323 (Apply oil after cleaning) mount shaft. Poly washers (2) Install the new stop washer. (Do not remove it) Adjustment after Replacement 4. Capstan add-on recording Adjustment (Refer to Section 10-5-3.) 7-53 HDW-750/750CE V1...
Page 324: Ctl Head Replacement
The CTL head can be replaced when the cassette compartment attaches to the unit. Tools . Torque screwdriver bit (for M2) : J-6325-380-A . Torque screwdriver (for 3 kg) : J-6325-400-A . Cleaning cloth : 3-184-527-01 . Cleaning fluid : 9-919-573-01 7-54 HDW-750/750CE V1...
Page 325 CTL head. (Refer to (1) of step 2 of “Removal”.) PS2 x 5 Never make mistake of colors and connec- tions of the wires when soldering them. Any mistake results in severe troubles of tape interchangeability. 7-55 HDW-750/750CE V1...
Page 326 (Refer to Section 8-2-1.) 6. Video tracking adjustment (Refer to Section 8-2-2.) 7. CTL head height adjustment (Refer to Section 8-2-3.) 8. CTL head position adjustment (Refer to Section 8-2-4.) 9. CUE/TC head position adjustment (Refer to Section 8-2-8.) 7-56 HDW-750/750CE V1...
Page 327: Fe Head Replacement
The FE head can be replaced when the cassette compartment attaches to the unit. Tools . Torque screwdriver bit (for M2) : J-6325-380-A . Torque screwdriver (for 3 kg) : J-6325-400-A . Cleaning cloth : 3-184-527-01 . Cleaning fluid : 9-919-573-01 7-57 HDW-750/750CE V1...
Page 328 (4) Solder the two wires to the printed wiring PS2 x 5 boards of the FE head. (Refer to (1) of step 2 of “Removal”.) Never make mistake of colors and connec- Head CTL tions of the wires when soldering them. plate assembly 7-58 HDW-750/750CE V1...
Page 329 After cleaning, be sure to wipe the cleaning fluid off the cleaned portions using a dry cleaning cloth. Mechanical deck assembly Adjustment after Replacement 5. Tape run adjustment (Refer to Section 8-2-1.) 7-59 HDW-750/750CE V1...
Page 330: Holder Assembly Sensor (Rec) Replacement
3. Remove the cassette compartment. (Refer to Section 1-9.) Removal 1. Removing the holder assembly sensor Holder assembly sensor (REC) (REC) While holding down the two claws with a pair of tweezers, remove the holder assembly sensor (REC) by pulling it up. Claw Claw 7-60 HDW-750/750CE V1...
Page 331 MDC-13 board and install the new holder assem- bly sensor (REC). Claw 3. Operation check Boss Holes Check that the detection pin moves up and down Claw smoothly, and returns to the original position. MDC-13 board Holes 7-61 HDW-750/750CE V1...
Page 332: End Sensor Assembly Replacement
MD frame respectively, connect the end sensor assembly connector CN509 on the MDC-13 board. (2) Install the new end sensor assembly with the precision screw. The standard tightening torque value : 10 x 10 N.m (1 kgf.cm) 7-62 HDW-750/750CE V1...
Page 333: Full Top Sensor Assembly Replacement
A until top of the full top sensor holder contacts the lower drum surface and install the full top sensor with the precision screw. The standard tightening torque value : 10 x 10 N.m (1 kgf.cm) MDC-13 board (CN512) Slot of the cassette stopper 7-63 HDW-750/750CE V1...
Page 334: S1, T1, T3 Tape Guide Replacement
3. Remove the cassette compartment. (Refer to Section 1-9.) Tools . Screwdriver (tool) TG adjustment (45) : J-6322-420-B . Torque screwdriver bit (for M2) : J-6325-380-A . Torque screwdriver (for 3 kg) : J-6325-400-A . Cleaning cloth : 3-184-527-01 . Cleaning fluid : 9-919-573-01 7-64 HDW-750/750CE V1...
Page 335 Clean the tape guide using a cleaning cloth moistened with cleaning fluid. After cleaning, be sure to wipe the cleaning fluid off the cleaned portions using a dry cleaning cloth. Adjustment after Replacement 4. Tape guide height adjustment (Refer to Section 8-2-1.) 7-65 HDW-750/750CE V1...
Page 336 . Cleaning cloth : 3-184-527-01 . Cleaning fluid : 9-919-573-01 Removal 1. Removing the (S) soft brake assembly replacement Remove the two precision screws and the (S) soft Precision screws P1.4 x 3.5 brake assembly. (S) soft brake assembly 7-66 HDW-750/750CE V1...
Page 337 Mechanical deck assembly Check that the S soft brake assembly arm is S reel table assembly pressing the band as shown. Band S soft brake Adjustment after Replacement 3. Capstan add-on recording adjustment (Refer to Section 10-5-3.) 7-67 HDW-750/750CE V1...
Page 338: T Soft Brake Replacement
. Cleaning cloth : 3-184-527-01 . Cleaning fluid : 9-919-573-01 Removal 1. Removing the T soft brake (1) Remove the extension spring from the T soft brake. (2) Remove the stop washer and remove the T soft brake. Brake spring 7-68 HDW-750/750CE V1...
Page 339 Check that the T soft brake is pressing down the band as shown. T reel table T reel table assembly assembly T soft brake T soft brake Adjustment after Replacement (old type) (new type) 3. Capstan add-on recording adjustment (Refer to Section 10-5-3.) Band Band 7-69 HDW-750/750CE V1...
Page 340: Manual Eject Assembly Replacement
Remove the precision screw and manual eject Precision screw assembly in the direction of the arrow. P1.4 x 3.5 Manual eject The mount shaft contains the compression (coil) assembly (ST) spring inside. Be careful not to lose it. Compression (coil) (ST) spring 7-70 HDW-750/750CE V1...
Page 341 (ST) spring (1) Check that the manual eject gear (A) returns when it is pressed once and then depressed. (2) Push in the manual eject gear (A) and then rotate it. Check that it moves smoothly. Mount shaft 7-71 HDW-750/750CE V1...
Page 342: S-Tension Regulator Assembly Replacement
Refer to Section 2-2-4 for applying grease to the plate spring. * : Depending on the time of production at the factory, the S-tension regulator assembly does not have the built-in plate spring in some sets. 7-72 HDW-750/750CE V1...
Page 343 4. Removing the S-tension regulator assembly Remove the two precision screws and S-tension regulator assembly in the direction of the arrow. Apply grease to the leaf spring of the S-tension regulator assembly as required. (Refer to Section 2-2-4.) 7-73 HDW-750/750CE V1...
Page 344 Adjustments after Replacement 10. S-tension regulator operating position adjustment (Refer to Section 8-1-2.) 11. FWD back tension adjustment (Refer to Section 8-1-3.) 12. Tape run adjustment (Refer to Section 8-2-1.) 13. Capstan add-on recording adjustment (Refer to Section 10-5-3.) 7-74 HDW-750/750CE V1...
Page 345: T-Tension Regulator Assembly Replacement
Prepare two new stop washers (3-559-408-11) when replacing it. Tools . Stop washer fastening tool : J-6323-530-A . Torque cassette (FWD back tension) : J-6323-890-A . Cleaning cloth : 3-184-527-01 . Cleaning fluid : 9-919-573-01 . Oil : 7-661-018-18 7-75 HDW-750/750CE V1...
Page 346 . The release plate comes off at the same time. Be careful not to lose it. . Depending on the time of production at the factory, there are sets that have no release plate. T-tension regulator band assembly Stop washer T-tension regulator arm Extension spring 7-76 HDW-750/750CE V1...
Page 347 Shaft of the T-tension regulator arm Adjustments after Replacement Extension spring 6. FWD back tension adjustment (Refer to Section 8-1-3.) 7. Tape run adjustment (Refer to Section 8-2-1.) 8. Capstan add-on recording adjustment (Refer to Section 10-5-3.) 7-77 HDW-750/750CE V1...
Page 348: Cassette Stopper Replacement
3. Remove the front lid and outside panel assembly. (Refer to Section 1-4.) The cassette stopper can be replaced when the cassette compartment attaches to the unit. Tools . Torque screwdriver bit (for M1.4) : J-6325-110-A . Torque screwdriver (for 3 kg) : J-6325-400-A 7-78 HDW-750/750CE V1...
Page 349 Install the cassette stopper with two precision P1.4 x 3.5 Pinch roller assembly screws. The standard tightening torque value : 10 x 10 N.m (1 kgf.cm) 4. Installing the full top sensor assembly (Refer to Section 7-16.) Cassette stopper 7-79 HDW-750/750CE V1...
Page 350: Gear Block Assembly Replacement
(2) Check that the entire horizontal bar mark of gear (C) is visible from the gear mount plate (B) of the gear block assembly. (Fig. 2) Gear mount plate (B) Fig 2 Horizontal bar of the gear block mark of Gear (C) assembly 7-80 HDW-750/750CE V1...
Page 351 3. Removing the gear block assembly Remove the three precision screws. While removing the gear block assembly, disconnect the harness from the connector (CN501) on the MDC-13 board. Gear block assembly Connector (CN501) on the MDC-13 board 7-81 HDW-750/750CE V1...
Page 352 Install the cleaning assembly with the precision Connector on screw. the MDC-13 board (Refer to Section 7-6.) Triangle mark of Fig 1 Claw of the gear the cam gear assembly Cam gear mount plate of assembly the gear block (B) 7-82 HDW-750/750CE V1...
Page 353: S Reel Table Replacement And T Reel Table Replacement
. Stop washer fastening tool : J-6323-530-A . Torque cassette (FWD back tension) : J-6323-890-A . Reel table height gauge : J-6324-150-A . Cassette reference plate : J-7032-610-C . Cleaning cloth : 3-184-527-01 . Cleaning fluid : 9-919-573-01 7-83 HDW-750/750CE V1...
Page 354 There are cases that the poly-washer that is placed underneath the reel table comes with the reel table S soft brake when it is removed. In such case, be sure to return all of the poly-washer to the reel table. T soft brake 7-84 HDW-750/750CE V1...
Page 355 (Refer to Section 7-9.) 11. Operation check While pressing the soft brake out of their position with finger, rotate the reel to confirm that the reel table and the S/T idler assemblies rotate smooth- 7-85 HDW-750/750CE V1...
Page 356: T Tension Regulator Operating Position Adjustment
(Only when S reel table assembly is replaced) (Refer to Section 8-1-2.) 16. T tension regulator operating position adjustment (Only when T reel table assembly is replaced) (Refer to sect 8-1-6.) 17. Capstan add-on recording adjustment (Refer to Section 10-5-3.) 7-86 HDW-750/750CE V1...
Page 357: Reel Drive Gear Assembly Replacement
Reel drive gear assembly replacement can be performed in the state that mechanical deck assembly is being installed in the unit. Tools . Torque screwdriver bit (for M1.4) : J-6325-110-A . Torque screwdriver bit (for M2) : J-6325-380-A . Torque screwdriver (for 3 kg) : J-6325-400-A 7-87 HDW-750/750CE V1...
Page 358 (Refer to Section 7-10.) P1.4 x 3.5 Precision screw 2. Removing the reel drive gear P1.4 x 3.5 assembly Remove the three precision screws and remove Precision screw P1.4 x 3.5 the reel drive gear assembly. Reel drive gear assembly 7-88 HDW-750/750CE V1...
Page 359 4. Installing the timing belt (Refer to Section 7-10.) Hole of link (S) assembly Groove of mechanical deck assembly Adjustments after Replacement 5. Timing belt tension adjustment (Refer to Section 8-1-5.) 6. Capstan add-on recording adjustment (Refer to Section 10-5-3.) 7-89 HDW-750/750CE V1...
Page 360: Holder Assembly Sensor (Id) Replacement
2. Removing the cassette stopper (Refer to Section 7-23.) Claw Claws 3. Removing the holder assembly sensor (ID) While pressing the claws at the three locations with a pair of tweezers, remove the holder assembly sensor (ID) by pulling it up. 7-90 HDW-750/750CE V1...
Page 361 Check that the detection pin moves up and down Hole smoothly and also returns to the original position. Holes 6. Installing the cassette stopper (Refer to Section 7-23.) MDC-13 board 7. Installing the full top sensor assembly (Refer to Section 7-16.) Holes 7-91 HDW-750/750CE V1...
Page 362: Top Sensor Assembly Replacement
(Refer to Section 7-6.) 2. Removing the gear block assembly (Refer to Section 7-24.) 3. Removing the top sensor assembly Remove the two precision screws. While removing the connector (CN508) on the MDC-13 board, remove the top sensor assembly. 7-92 HDW-750/750CE V1...
Page 363 10 x 10 N.m (1 kgf.cm) Connector 5. Installing the gear block assembly (Refer to Section 7-24.) Top sensor holder 6. Installing the cleaning assembly (Refer to Section 7-6.) MDC-13 board (CN508) Reference hole T4 tape guide 7-93 HDW-750/750CE V1...
Page 364: Pinch Arm Assembly Replacement
The stop washer is used to fix the pinch arm assembly. Prepare a new stop washer (3-559-408-11) when replacing it. Tools . Stop washer fastening tool : J-6323-530-A . Cleaning cloth : 3-184-527-01 . Cleaning fluid : 9-919-573-01 . Oil : 7-661-018-18 7-94 HDW-750/750CE V1...
Page 365 (1) Rotate the manual eject gear (A) using stopper phillips screwdriver counter-clockwise until the pinch roller assembly is completely disengaged from the rib of the cassette stopper. (2) Remove the stop washer with a pair of tweezers and remove the pinch arm assembly. 7-95 HDW-750/750CE V1...
Page 366 Mount shaft (Apply oil after cleaning) Bearing of F link assembly (Apply oil after cleaning) Adjustments after Replacement 8. Tape run adjustment (Refer to Section 8-2-1.) 9. Capstan add-on recording adjustment (Refer to Section 10-5-3.) 7-96 HDW-750/750CE V1...
Page 367: Threading Arm Assembly Replacement
. Torque cassette (FWD back tension) : J-6323-890-A . S3 guide height check tool : J-6531-270-A . Cleaning cloth: 3-184-527-01 . Cleaning fluid: 9-919-573-01 . Torque screwdriver bit (for M1.4) : J-6325-110-A . Torque screwdriver (for 3 kg) : J-6325-400-A . Oil : 7-661-018-18 7-97 HDW-750/750CE V1...
Page 368 4. Cleaning the mount shaft Clean the mount shaft and the bearing using a cleaning cloth moistened with cleaning fluid. 5. Applying oil to the mount shaft Apply a 1/2 drop of oil to the mount shaft and bearing respectively. 7-98 HDW-750/750CE V1...
Page 369 S arm spring (3) Fix the threading arm assembly with the new Spring stay of stop washer. mechanical deck assembly Bearing of S link drawer assembly (Apply oil after cleaning) Mount shaft (Apply oil after cleaning) 7-99 HDW-750/750CE V1...
Page 370: S3 Guide Height Adjustment
Adjustments after Replacement 11. S3 guide height adjustment (Refer to Section 8-1-7.) 12. S-Tension regulator operating position adjustment (Refer to Section 8-1-2.) 13. FWD back tension adjustment (Refer to Section 8-1-3.) 14. Tape run adjustment (Refer to Section 8-2-1.) 7-100 HDW-750/750CE V1...
Page 371: Cue/Tc Head Assembly Replacement
. Torque screwdriver bit (for M2) : J-6325-380-A . Torque screwdriver bit (for M1.4) : J-6325-110-A . Torque screwdriver (for 3 kg) : J-6325-400-A . Hexagon bit (across 1.5) : J-6326-120-A . Cleaning cloth : 3-184-527-01 . Cleaning fluid : 9-919-573-01 7-101 HDW-750/750CE V1...
Page 372 (1) Remove the connector (CN506) on the MDC- P1.4 x 3.5 13 board. (2) Remove the three precision screws and CUE/TC head remove the CUE/TC head assembly. Precision screw assembly P1.4 x 3.5 Guide plate assembly MDC-13 board (CN506) 7-102 HDW-750/750CE V1...
Page 373 2 x 4 bolt The standard tightening torque value : Head assembly 20 x 10 N.m (2 kgf.cm) (PSW2 x 4) 30 x 10 N.m (3 kgf.cm) (hexagon socket 2 x 4 bolt) Harness Shield case CUE/TC head 7-103 HDW-750/750CE V1...
Page 374 10. Cleaning the CUE/TC head assembly Clean the CUE/TC head using a cleaning cloth moistened with cleaning fluid. Groove of mechanical deck assembly After cleaning, be sure to wipe the cleaning fluid off the cleaned portions using a dry cleaning cloth. 7-104 HDW-750/750CE V1...
Page 375 (Refer to Section 8-2-2.) 13. CUE/TC head height adjustment (Refer to Section 8-2-5.) 14. CTL head position adjustment (Refer to Section 8-2-4.) 15. CUE/TC head position adjustment (Refer to Section 8-2-8.) 16. Audio system alignment (Refer to Section 10-2.) 7-105 HDW-750/750CE V1...
Page 376: S Slider Assembly Replacement
3. Remove the cassette compartment. (Refer to Section 1-9.) 4. Check that the unit is in the unthreading-end state. The stop washer is used to fix the S slider assembly. Prepare three new stop washers (3-559-408-11) when replacing it. 7-106 HDW-750/750CE V1...
Page 377 A first, and then remove the S rail together with the S slider assembly in the direction of arrow B. When removing the stop washer, do not apply excessive force to the S gear assembly. S gear assembly 7-107 HDW-750/750CE V1...
Page 378 . Do not apply excessive force to the S slider Pin 1 assembly and to the S rail. . After they are installed, check that the pin Holder heads have not come out off the S rail groove. 7-108 HDW-750/750CE V1...
Page 379: Gear Chain Phase Adjustment
Install the S-tension regulator band assembly with the new stop washer. (Refer to Section 7-8.) 15. Installing the full top sensor assembly Install the full top sensor assembly with the precision screw. (Refer to Section 7-16.) 7-109 HDW-750/750CE V1...
Page 380 After cleaning, be sure to wipe the cleaning fluid off the cleaned portions using a dry cleaning cloth. Adjustments after Replacement 18. S-tension regulator arm operating position adjustment (Refer to Section 8-1-2.) 19. FWD back tension adjustment (Refer to Section 8-1-3.) 20. Tape run adjustment (Refer to Section 8-2-1.) 7-110 HDW-750/750CE V1...
Page 381: T Slider Assembly Replacement
. Torque cassette (FWD back tension) : J-6323-890-A . Stop washer fastening tool : J-6323-530-A . Cleaning cloth: 3-184-527-01 . Cleaning fluid: 9-919-573-01 . Torque screwdriver bit (for M1.4) : J-6325-110-A . Torque screwdriver (for 3 kg) : J-6325-400-A 7-111 HDW-750/750CE V1...
Page 382 T slider assembly in the direction of arrow B. T rail Precision screw P1.4 x 3.5 When removing the stop washer, do not apply excessive force to the T gear assembly. Brake spring of T soft brake T gear assembly 7-112 HDW-750/750CE V1...
Page 383 T rail . Do not apply excessive force to the T slider assembly and to the T rail. . After they are installed, check that the pin heads have not come out off the rail groove. Pin 1 7-113 HDW-750/750CE V1...
Page 384 12. Installing the T-tension regulator assembly Install the T-tension regulator assembly with the new stop washer. (Refer to Section 7-22.) 13. Installing the full top sensor assembly Install the full top sensor assembly precision screw. (Refer to Section 7-16.) 7-114 HDW-750/750CE V1...
Page 385 . All tape guides and pinch roller assembly. (Refer to Section 2-1-5.) After cleaning, be sure to wipe the cleaning fluid off the cleaned portions using a dry cleaning cloth. Adjustment after Replacement 16. Tape run adjustment (Refer to Section 8-2-1.) 7-115 HDW-750/750CE V1...
Page 386: Cam Gear Assembly Replacement
Installing the pinch arm assembly Installing the T-tension regulator assembly Installing the T-tension regulator band assembly Installing the drum assembly Installing the cassette stopper Installing the full top sensor assembly Installing the gear block assembly Installing the cleaning assembly 7-116 HDW-750/750CE V1...
Page 387 4. Removing the cassette stopper Remove the two precision screws and remove the cassette stopper. (Refer to Section 7-23.) 5. Removing the drum assembly Remove the two screws and remove the drum assembly. (Refer to Section 7-3.) 7-117 HDW-750/750CE V1...
Page 388 (A). 13. Removing the eject link assembly (B) Remove the two stop washers and remove the eject link assembly (B). 14. Removing the cam gear assembly Remove the stop washer and remove the cam gear assembly. 7-118 HDW-750/750CE V1...
Page 389 (B) assembly, install it to the shaft of the mechanical deck assembly. (4) Install the new stop washer. (5) Apply grease to the area (shaded area of the cam gear assembly. 7-119 HDW-750/750CE V1...
Page 390 25. Installing the F link assembly (1) While inserting the link (A) shaft of the F link assembly with the groove of the cam gear assembly as shown, install it to the frame shaft. (2) Install the new stop washer. 7-120 HDW-750/750CE V1...
Page 391 34. Installing the gear block assembly Install the gear block assembly with the three precision screws. (Refer to Section 7-24.) 35. Installing the cleaning assembly Install the cleaning assembly with the precision screw. (Refer to Section 7-6.) 7-121 HDW-750/750CE V1...
Page 392: Mechanical Deck Assembly Removal/Installation
(CN101) on the MB-898 board. MDR-14 board Life of flexible card wire will be significantly shortened if it is folded. Be very careful not to fold the flexible card wire. Flexible card wires CN101 MB-898 board 7-122 HDW-750/750CE V1...
Page 393 (M2 x 8) (with drop safe) Hexagon hole bolt (M2 x 8) (with drop safe) Hexagon hole bolt Hexagon hole bolts (M2 x 8) (with drop safe) (M2 x 8) (with drop safe) 7-123 HDW-750/750CE V1...
Page 394 Hexagon hole bolts (M2 x 8) Cassette guide pins (with drop safe) Hexagon hole bolt (M2 x 8) (with drop safe) Mechanical deck assembly Hexagon hole bolts (M2 x 8) (with drop safe) 7-124 HDW-750/750CE V1...
Page 395 (M2 x 8) (with drop safe) (with drop safe) Position- setting hole Mechanical deck Position-setting assembly Position-setting Hexagon hole bolt (M2 x 8) (with drop safe) Adjustment after Installation 3. Tape run adjustment (Refer to Section 8-2.) 7-125 HDW-750/750CE V1...
Page 396: Mdc-13 Board Replacement
6. Remove the cassette compartment. (Refer to Section 1-9.) 7. Removing the SS-92 board (Refer to Section 6-21.) Tools . Stop washer fastening tool : J-6323-530-A . Torque screwdriver bit (for M1.4) : J-6325-110-A . Torque screwdriver (for 3 kg) : J-6325-400-A 7-126 HDW-750/750CE V1...
Page 397 (three step screws, one precision screw). While removing the connector from the drum assembly, remove the MDR-14 board. Connector on the (3) Disconnect the harness from the connector MDC-13 board (CN504) Protection sheet (CN504) of the MDC-13 board. 7-127 HDW-750/750CE V1...
Page 398 Precision screws Precision screws factory, there are sets that have no connector P1.4 x 3.5 P1.4 x 3.5 gard. MDC-13 board (3) Remove the 13 precision screws and remove the MDC-13 board. Precision screws P1.4 x 3.5 7-128 HDW-750/750CE V1...
Page 399 17. Installing the full top sensor assembly Install the full top sensor assembly with precision screw. (Refer to Section 7-16.) 18. Installing the mechanical deck assembly Install the mechanical deck assembly with five screws. (Refer to Section 7-35.) 7-129 HDW-750/750CE V1...
Page 400 22. Capstan add-on recording adjustment (Refer to Section 10-5-3.) 23. Drum phase adjustment (Refer to Section 10-5-4.) Perform the adjustments in the order starting from “21. Capstan FG duty ratio adjustment” and “22. Capstan add-on recording adjustment”. 7-130 HDW-750/750CE V1...
Page 401 6. Removing the SS-92 Board (Refer to Section 6-21.) Tools . Torque screwdriver bit (for M2) : J-6325-380-A . Torque screwdriver bit (for M1.4) : J-6325-110-A . Torque screwdriver (for 3 kg) : J-6325-400-A . Cleaning cloth : 3-184-527-01 . Cleaning fluid : 9-919-573-01 7-131 HDW-750/750CE V1...
Page 402 Connector on the capstan motor board (1) Remove the connector from the capstan printed wiring board. When the capstan motor removal is per- formed with the mechanical deck assembly removed, place a protection sheet under the mechanical deck assembly. Protection sheet 7-132 HDW-750/750CE V1...
Page 403 (2) Connect the connector to the capstan printed wiring board that is removed in step 5 (1). Connection of the connector is easy to forget. Be careful that the connector is re-connected. 7-133 HDW-750/750CE V1...
Page 404 16. Capstan add-on recording adjustment (Refer to Section 10-5-3.) Perform the above adjustments in the order starting from “14. Capstan FG duty ratio adjustment” , “15.Tape run adjustment ” and “16. Capstan add- on recording adjustment ” 7-134 HDW-750/750CE V1...
Page 405 The mechanical adjustment consists of the menu and submenus. It has the following structure. Menu Submenu Adjustment item A4 : MECHANISM ADJUST A40 : PATH MODE SEL x1 REV SEARCH REC HEAD PB SLACK MUTE CASSE ID MUTE A41 : DRUM PHASE HDW-750/750CE V1...
Page 406 ON : Any types of cassette tape can be accepted. A41 : DRUM PHASE This menu item is exactly same as those of “11-3-3. SERVO System Adjustment Mode (A003 : DRUM PHASE)”. Refer to Section 11-3-3. HDW-750/750CE V1...
Page 407 1. Turn off the main power. 2. Remove the front lid and the outside panel assembly. (Refer to Section 1-4.) 3. Remove the cassette compartment. (Refer to Section 1-9.) Tools . Reel table height gauge : J-6324-150-A . Cassette reference plate : J-7032-610-C HDW-750/750CE V1...
Page 408 The reel table height gauge must pass the passing surface Specifications : and must be blocked by the blocking surface. Confirm again that the specification is satisfied. . Height difference between the blocking surface and passing surface : 0.2 mm HDW-750/750CE V1...
Page 409 . Torque screwdriver bit (for M2) : J-6325-380-A . Torque screwdriver (for 3 kg) : J-6325-400-A Check Procedure 1. Setting up the mode Rotate the manual eject gear (A) counter-clockwise until the unit reaches the threading-end state. (Refer to Section 7-1-4.) HDW-750/750CE V1...
Page 410 4. Releasing the mode Rotate the manual eject gear (A) clockwise until the unit reaches the unthreading-end state. (Refer to Section 7-1-4.) 5. S5 tape guide height check (Refer to Section 8-2-1.) 6. FWD back tension adjustment (Refer to Section 8-1-3.) HDW-750/750CE V1...
Page 411 For the cassette compartment lock switch, refer to “7-1-3. Threading-End State/ Unthreading-End State”. Tool Torque cassette (FWD back tension) : J-6323-890-A HDW-750/750CE V1...
Page 412 [+] to which the spring (lock lever) (coil) (ST) is engaged. 5. FWD back tension check after adjustment Perform steps 1 and 2 of the check procedure and confirm that the specification is satisfied. HDW-750/750CE V1...
Page 413 For the cassette compartment lock switch, refer to “7-1-3. Threading-End State/ Unthreading-End State”. Tool Torque cassette (FWD back tension) : J-6323-890-A HDW-750/750CE V1...
Page 414 [+] to which the spring is engaged. T5 tape guide 5. REV back tension check after the adjustment Perform steps 1 and 2 of the check procedure and confirm that the specification is satisfied. 8-10 HDW-750/750CE V1...
Page 415 Standard tightening torque : 10 x 10 N.m (1.0 kgf.cm) Tension coil spring Adjustment for belt tension screw Pulley base Tension coil spring assembly for S one-way 8-11 HDW-750/750CE V1...
Page 416 T-Tension regulator viewed from the top. band assembly T-tension regulator . If the specification is not satisfied, perform assembly adjustment as described in step 3. Eject link assembly (B) Hole for adjustment T reel table assembly Adjustment screw 8-12 HDW-750/750CE V1...
Page 417 (4) Confirm that the operating position of the T tension regulator satisfies the specifications. 4. Releasing the mode Rotate the manual eject gear (A) clockwise until the unit reaches the unthreading- end state. (Refer to Section 7-1-4.) 5. REV back tension adjustment (Refer to Section 8-1-4.) 8-13 HDW-750/750CE V1...
Page 418 Adjust both of the “O” side and the “X” side until the specifications are satisfied. Either side can be used for this adjustment by setting it against the S3 guide. Mechanical deck assembly Installation reference hole Installation position setting pin 8-14 HDW-750/750CE V1...
Page 419 8. Reattach the FE/CTL head assembly. (Refer to Section 7-12.) 9. Confirm height of the CTL head. (Refer to Section 8-2-3.) 10. Confirm position of the CTL head. (Refer to Section 8-2-4.) 11. Clean the FE/CTL head assembly. (Refer to Section 2-1-4.) 8-15 HDW-750/750CE V1...
Page 420 S gear assembly must be of the T gear assembly must be Confirm that the specification 2 is satisfied. facing each other. facing each other. If the specification 2 is not satisfied, go to “4. T gear assembly adjustment”. 8-16 HDW-750/750CE V1...
Page 421 S slider assembly. (Refer to Section 7-32.) Round hole Parallel pin Fig. 1 Fig. 2 (d = 2.0 mm) S gear Trapezoidal assembly hole Sub cam gear S gear assembly Hole Hole of mechanism frame 8-17 HDW-750/750CE V1...
Page 422 T gear assembly Intermittent gear parallel pin and attach the T slider assembly. T gear assembly Stop washer (Refer to Section 7-33.) Round hole Intermittent gear Round hole Intermittent gear T gear assembly Fig. 2 Fig. 3 8-18 HDW-750/750CE V1...
Page 423: Tape Run System Adjustment
Top sensor assembly T5 tape guide (T-tension regulator assembly) T3 tape guide (Pinch arm assembly) Pinch roller assembly (Pinch arm assembly) T2 tape guide T1 tape guide Video heads (T slider assembly) Rabbet guide (T slider assembly) 8-19 HDW-750/750CE V1...
Page 424 First harf : 23.5 MHz Latter harf : 5.875 MHz 25 : 00 23.5 MHz (All ch) 30 : 00 *1 : Any segment of the alignment tape can be used for the CTL head height adjustment. 8-20 HDW-750/750CE V1...
Page 425: Tape Run Adjustment
. Cassette tape BCT-40HD : Commercially available on market . Locking compound (1401B) : 7-432-114-11 Preparations 1. Turn off the main power. 2. Remove the front lid and outside panel assembly. (Refer to Section 1-4.) 3. Turn ON the main power. 8-21 HDW-750/750CE V1...
Page 426 Check to see that tape runs while satisfying the (E) Drum rabbet guide Tape runs while keeping contact with the drum rabbet guide and specification 1. must not have any curl. If the specification 1 is not satisfied, perform step 7 and higher. 8-22 HDW-750/750CE V1...
Page 427 When the Adjustment is Performed 10. Video tracking check (Refer to Section 8-2-2.) 11. CTL head height check (Refer to Section 8-2-3.) 12. CTL head position check (Refer to Section 8-2-4.) 13. CUE/TC head position check (Refer to Section 8-2-8.) 8-23 HDW-750/750CE V1...
Page 428 Check to see that tape runs while satisfying the (D) Drum rabbet guide specification 2. Tape runs while keeping contact with the drum rabbet guide and must not have any curl. If the specification 2 is not satisfied, perform step 8 and higher. 8-24 HDW-750/750CE V1...
Page 429 (1) Set the x 1 REV SEARCH to ON using the VTR maintenance menu, A40 : PATH MODE SEL. (2) After pressing the PLAY button, press the REW button. (Both the PLAY and REW buttons on the keyboard turn on.) 8-25 HDW-750/750CE V1...
Page 430 (Refer to Section 8-2-9.) . If tape speed deviation exists in the upper or lower portion of a tape, the tape surface will be distorted. The tape speed deviation must not exist. 8-26 HDW-750/750CE V1...
Page 431: Video Tracking Adjustment
(with drop-safe) 255 assembly Shoulder pad TRIG : SERVO CF/Circuit board on the HN- 255 assembly 7. Turn on the main power. 8. Enter the REC-head playback mode using the maintenance menu. 9. Insert the alignment tape HR2-1A. 8-27 HDW-750/750CE V1...
Page 432 3 and higher. How to enter the REV x x x x x 3 mode After pressing the PLAY button, press the REW button. (Both the PLAY and REW buttons on the keyboard turn on.) 8-28 HDW-750/750CE V1...
Page 433 (9) Rotate the upper flange of the S1 guide for fine adjustment until the specifications 1 to 3 are satisfied. (10)Tighten the set screw on top of the S1 guide. Standard tightening torque : 10 x 10 N.m (1.0 kgf.cm) 8-29 HDW-750/750CE V1...
Page 434 (8) Rotate the upper flange of the T1 guide for fine adjustment until the specifications 1 to 3 are satisfied. (9) Tighten the set screw on top of the T1 guide. Standard tightening torque : 10 x 10 N.m (1.0 kgf.cm) 8-30 HDW-750/750CE V1...
Page 435 When the Adjustment is Performed 9. CTL head height check (Refer to Section 8-2-3.) 10. CTL head position check (Refer to Section 8-2-4.) 11. CUE/TC head position check (Refer to Section 8-2-8.) 12. CUE/TC head height check (Refer to Section 8-2-5.) 8-31 HDW-750/750CE V1...
Page 436: Ctl Head Height Adjustment
5. Connect an oscilloscope. CH-1 : PB CTL/Circuit board on the HN-255 assembly TRIG : SERVO CF/Circuit board on the HN- 255 assembly 6. Turn on the main power. 7. Insert the alignment tape HR2-1A. Screws (with drop-safe) Shoulder pad 8-32 HDW-750/750CE V1...
Page 437: Ctl Head Position Adjustment
Specifications : Level must decrease when tape is raised up and pushed down by hand. When the Adjustment is Performed 5. CTL head position adjustment (Refer to Section 8-2-4.) 6. CUE/TC head position adjustment (Refer to Section 8-2-8.) 8-33 HDW-750/750CE V1...
Page 438 CH-1 : REC A PB/Circuit board on the HN-255 assembly CH-2 (TRIG) : SERVO CF/Circuit board on the HN-255 assembly 6. Turn on the main power. 7. Insert the alignment tape HR2-1A. Screws (with drop-safe) Shoulder pad 8-34 HDW-750/750CE V1...
Page 439 Second, amplitude of the center of the envelope Recheck the CTL head position following the waveform must be maximum. steps 1 and 2. When the adjustment is performed 5. CUE/TC head position adjustment (Refer to Section 8-2-8.) 8-35 HDW-750/750CE V1...
Page 440: Cue/Tc Head Height Adjustment
8-pin connector on the HN-255 assembly : CN903/MDC-13 board 4. Connect an oscilloscope. CH-1 : PB CUE/Circuit board on the HN-255 assembly 5. Turn on the main power. 6. Insert the alignment tape HR2-1A. Screws (with drop-safe) Shoulder pad 8-36 HDW-750/750CE V1...
Page 441 How to enter the REV x x x x x 3 mode After pressing the PLAY button, press the REW button. (Both the PLAY and REW buttons on the keyboard turn on.) Specifications : Level must decrease when tape is raised up and pushed down by hand. 8-37 HDW-750/750CE V1...
Page 442: Cue/Tc Head Azimuth Adjustment
4. CUE/TC head azimuth adjustment (Refer to Section 8-2-6.) 5. CUE/TC head tape-to-head contact check (Refer to Section 8-2-7.) 6. CUE/TC head position adjustment (Refer to Section 8-2-8.) 7. CUE/TC head height check Recheck it following step 2. 8-38 HDW-750/750CE V1...
Page 443 8-pin connector on the HN-255 assembly : CN903/MDC-13 board 4. Connect an oscilloscope. CH-1 : PB CUE/Circuit board on the HN-255 assembly 5. Turn on the main power. 6. Insert the alignment tape HR2-1A. Screws (with drop-safe) Shoulder pad 8-39 HDW-750/750CE V1...
Page 444 Maximum the amplitude. 3. CUE/TC head tape-to-head contact check (Refer to Section 8-2-7.) 4. CUE/TC head height check (Refer to Section 8-2-5.) 5. CUE/TC head position adjustment (Refer to Section 8-2-8.) 8-40 HDW-750/750CE V1...
Page 445: Cue/Tc Head Tape-To-Head Contact Adjustment
8-pin connector on the HN-255 assembly : CN903/MDC-13 board 4. Connect an oscilloscope. CH-1 : PB CUE/Circuit board on the HN- 255 assembly TRIG : CH-1 5. Turn on the main power. 6. Insert the alignment tape HR2-1A. Screws (with drop-safe) Shoulder pad 8-41 HDW-750/750CE V1...
Page 446: Cue/Tc Head Position Adjustment
4. CUE/TC head tape-to-head contact recheck Recheck it following steps 1 and 2. 5. CUE/TC head azimuth adjustment (Refer to Section 8-2-6.) 6. CUE/TC head height check (Refer to Section 8-2-5.) 7. CUE/TC head position adjustment (Refer to Section 8-2-8.) 8-42 HDW-750/750CE V1...
Page 447 HN-255 assembly CH-2 : TC/Circuit board on the HN-255 assembly TRIG : SV REF CF/Circuit board on the HN- 255 assembly Screws 5. Turn on the main power. (with drop-safe) 6. Insert the alignment tape HR2-1A. Shoulder pad 8-43 HDW-750/750CE V1...
Page 448 (4) While maintaining the screwdriver setup as step (3), tighten the screw. Standard tightening torque : 10 x 10 N.m (1.0 kgf.cm) 4. CUE/TC head position recheck Recheck it following steps 1 and 2. 8-44 HDW-750/750CE V1...
Page 449 5. CUE/TC head azimuth adjustment (Refer to Section 8-2-6.) 6. CUE/TC head tape-to-head contact check (Refer to Section 8-2-7.) 7. CUE/TC head height check (Refer to Section 8-2-5.) 8. CUE/TC head position recheck Check it following the steps 1 and 2. 8-45 HDW-750/750CE V1...
Page 450: Cue/Tc Output Level Check
(1) Set the x 1 REV SEARCH to ON using the VTR maintenance menu, A40 : PATH MODE SEL. (2) After pressing the PLAY button, press the REW button. (Both the PLAY and REW buttons on the keyboard turn on.) 8-46 HDW-750/750CE V1...
Page 451: Electrical Alignment Of Camera System
Opera- . Oscilloscope tion Manual before starting the electrical adjustments. Sony Tektronix 2465 or equivalent . HD analog waveform monitor Inside pane : Sony Tektronix 1735HD or equivalent VTR SAVE/STBY switch →...
Page 452: Gray-Scale Chart And Its Maintenance
The reflective characteristics of the reflective-type gray- scale chart can easily deteriorate over time. As a guideline, the chart should be replaced every 2 years, but the replace- ment interval depends on the storage conditions of the chart. HDW-750/750CE V1...
Page 453 BRIGHTNESS control of Chart the pattern box. Light source Luxmeter Adjusting luminance of 573 ± 6 cd/m creates the same illuminance of 2000 lx on the reflective-type gray- scale chart with reflection of 89.9%. Chart Photometer HDW-750/750CE V1...
Page 454: Vco Frequency Adjustment
TP1 (A-3)/DC-110 board (B side) (when DC-110/110A board is installed) Adjustment point : MENU : SERVICE PAGE : 05*DCP ADJUST ITEM : VCO CONT 74.175824 ± 100 Hz Specifications : (for HDW-750) 74.250 ± 100 Hz (for HDW-750CE) HDW-750/750CE V1...
Page 455: Vf Dc Level Adjustment
VF Y DC LEVEL A = 0.0 ± 0.1 V Specifications : RV700 RV801 DCP-28 board (A side) TP601 TP600 TP202 TP400 TP200 TP201 DC-110A board (A side) TP600 TP400 TP200 TP202 TP201 TP601 DC-110 board (B side) HDW-750/750CE V1...
Page 456: Va Gain Adjustment
ITEM : OUTPUT SELECT → Y 2. Complete the adjustment as shown below by using the setup menu. MENU : SERVICE PAGE : 03*VA ADJUST ITEM : R AD LEVEL Specifications : A = 700 ± 5 mV A, B, C HDW-750/750CE V1...
Page 457: Black Offset Adjustment
Equipment : B/W monitor Measurement point : TEST OUT connector (outside panel) 1. Complete the setting as shown below by using the setup menu. MENU : SERVICE PAGE : 06*RP DC OFFSET OUTPUT SELECT → R ITEM : HDW-750/750CE V1...
Page 458 . Do not change the setting of the B DC OFFSET 0. . If the lines E and F are difficult to view on the screen, open the lens iris a little. It facilitates viewing of the lines of E and F. HDW-750/750CE V1...
Page 459: Vsub Adjustment
Specifications : 3. Complete the adjustment as shown below by using the setup menu. Measurement point : TP6/EX-776 board (DR extension assembly) MENU : SERVICE PAGE : 04*CCD ADJUST ITEM : B VSUB 2.00 ± 0.05 V Specifications : HDW-750/750CE V1...
Page 460: Pa Gain Adjustment
PAGE : 06*KNEE ITEM : KNEE → ON MENU : PAINT PAGE : 01*SW STATUS ITEM : GAMMA → ON Waveform on oscilloscope RV402 RV403 RV501 RV601 RV500 RV400 RV401 RV600 RV503 RV602 RV502 RV603 PA-253 board (B side) 9-10 HDW-750/750CE V1...
Page 461: Pre Knee Adjustment
OUTPUT SELECT → G ITEM : 4. Complete the adjustment as shown below by using the setup menu. MENU : SERVICE PAGE : 03*VA ADJUST ITEM : G PRE KNEE Specifications : B = 700 ± 5 mV 9-11 HDW-750/750CE V1...
Page 462: Dcc Pre Knee Adjustment
OUTPUT SELECT → G ITEM : 4. Complete the adjustment as shown below by using the setup menu. MENU : SERVICE PAGE : 03*VA ADJUST ITEM : G PRE KNEE DCC Specifications : B = 700 ± 5 mV 9-12 HDW-750/750CE V1...
Page 463: Black Shading Adjustment
Specifications : Make the waveform flat. (H SAW) (H PARA) (V SAW) (V PARA) 3. Complete the setting as shown below by using the setup menu. MENU : MAINTENANCE PAGE : 02*BLK SHADING ITEM : OUTPUT SELECT → G 9-13 HDW-750/750CE V1...
Page 464: White Shading Adjustment
R WHITE V SAW MENU : MAINTENANCE ITEM : R WHITE V PARA PAGE : 01*WHT SHADING ITEM : OUTPUT SELECT → R Specifications : Make the waveform flat. (H SAW) (H PARA) (V SAW) (V PARA) 9-14 HDW-750/750CE V1...
Page 465 PAGE : 01*WHT SHADING ITEM : B WHITE H SAW EX ITEM : B WHITE H PARA EX ITEM : B WHITE V SAW EX ITEM : B WHITE V PARA EX Specifications : Make the waveform flat. 9-15 HDW-750/750CE V1...
Page 466: Flare Adjustment
Measurement point : HD SDI connector (outside panel) 5. Repeat steps 3 and 4 several times. 1. Complete the setting as shown below by using the setup menu. MENU : PAINT PAGE : 03*BLACK ITEM : G FLARE → 0 9-16 HDW-750/750CE V1...
Page 467: Gamma Correction Adjustment
1. Complete the setting as shown below by using the setup menu. MENU : PAINT PAGE : 01*GAMMA ITEM : TEST SAW → DIGITAL Select a horizontal scanning line in the portion B on the waveform monitor using the LINE SELECT function. 9-17 HDW-750/750CE V1...
Page 468: Knee And White Clip Adjustment
KNEE SLOPE adjustment value to the same value as the 3. Complete the setting as shown below by using the WHITE CLIP LEVEL adjustment value. setup menu. MENU : PAINT PAGE : 06*KNEE ITEM : WHITE CLIP → ON 9-18 HDW-750/750CE V1...
Page 469: Dcc Knee Adjustment
1. Complete the adjustment as shown below by using the setup menu. MENU : MAINTENANCE PAGE : 12*DCC ITEM : DCC RANGE (Default value when shipped from the factory : 600%) Specifications : Adjust the DCC range for the customer’s preference. 9-19 HDW-750/750CE V1...
Page 470: Crispening Adjustment
B to the level that does scale. not affect the detail signal level at the portion A. Note Upon completion of this adjustment, be sure to perform the following two adjustments : “9-20. H/V Ratio Adjustment” and “9-21. Detail Signal Level Adjustment”. 9-20 HDW-750/750CE V1...
Page 471 : “9-20. H/V Ratio Adjustment” and “9-21. Detail Signal Level Adjustment”. . Select a horizontal scanning line in the bottom of the white area in the center of the waveform monitor using the LINE SELECT function. 9-21 HDW-750/750CE V1...
Page 472: Detail Signal Level Adjustment
ITEM : DETAIL LEVEL (Default value when for unity. shipped from the factory : 0) Specifications : Adjust the amplitude of the detail signal that is added to the steps of the gray-scale signal for the customer’s preference. 9-22 HDW-750/750CE V1...
Page 473: Knee Aperture Adjustment
Specifications : Adjust the amplitude of the B portion Specifications : Adjust the amplitude of the B portion for the customer’s preference. (p-p value of the spikes on the 3rd step from peak white) for the customer’s preference. (Reference value : 40 mV) 9-23 HDW-750/750CE V1...
Page 474: V. Detail Black Clip Adjustment
1. Complete the adjustment as shown below by using the setup menu. MENU : PAINT PAGE : 08*DETAIL2 ITEM : DETAIL V-BLK LIMIT (Default setting when shipped from the factory: 0) Specifications : Adjust the amplitude of the B portion for the customer’s preference. 9-24 HDW-750/750CE V1...
Page 475: Skin Tone Adjustment
. Complete the setting as shown below by using the setup menu. MENU : PAINT PAGE : 10*SKIN DETAIL ITEM : SKIN DETAIL ALL → OFF ITEM : SKIN DETECT → OFF ITEM : SKIN AREA IND → OFF ITEM : SKIN DETAIL → OFF 9-25 HDW-750/750CE V1...
Page 476: Zebra Adjustment
1. Complete the adjustment as shown below by using the setup menu. MENU : PAINT PAGE : 08*VF SETTING ITEM : ZEBRA1 DET.LEVEL Specifications : Adjust such that the zebra pattern appears at the portion “A” as shown. 9-26 HDW-750/750CE V1...
Page 477: Auto Iris Adjustment
4. Complete the setting as shown below by using the setup menu. MENU : MAINTENANCE PAGE : 13*AUTO IRIS 2 CLIP HIGH LIGHT → ON or OFF ITEM : Specifications : Adjust the operating speed of auto iris control of the lens for the customer’s preference. 9-27 HDW-750/750CE V1...
Page 478: Sd Y Level Adjustment
Setting upon Completion of Adjustment Complete the setting as shown below by using the setup menu. MENU : SERVICE PAGE : 09*SD ADJUST ITEM : SD SDI LOCK/FREE → LOCK TP601 TP600 TP202 TP400 TP200 TP201 DC-110A board (A side) 9-28 HDW-750/750CE V1...
Page 479: Sd Vf Clamp Level Adjustment
(A side) or TP202 (C-1)/DC-110 board (B side) TP600 TP400 MENU : SERVICE TP200 PAGE : 09*SD ADJUST TP202 TP201 ITEM : SD VF R-Y LEVEL B = 700 ± 5 mV Specifications : TP601 DC-110 board (B side) 9-29 HDW-750/750CE V1...
Page 480 PAGE : 09*SD ADJUST ITEM : SD VF B-Y LEVEL C = 700 ± 5 mV Specifications : TP601 TP600 TP202 TP400 TP200 TP201 DC-110A board (A side) TP600 TP400 TP200 TP202 TP201 TP601 DC-110 board (B side) 9-30 HDW-750/750CE V1...
Page 481: Rpn Concealment
. Adjust the black balance automatically. (Refer to the Section 4-1 in operation manual of HDW-750.) Make sure that RPN is corrected before executing the . Complete the setting as shown below by using the setup RPN concealment.
Page 482: Rpn Concealment Flowchart
Open the 06*RP DC OFFSET page of the SERVICE menu. Check that the “DC ADJ MODE” is displayed or not. “DC ADJ MODE” is displayed : RP-127 board “DC ADJ MODE” is not displayed : RP-123 board 9-32 HDW-750/750CE V1...
Page 483 . RP-127 board : Perform BLACK OFFSET adjusetment. (Refer to Section 9-6-1) . RP-123 board : Perform RP-123 board RPN adjustment. (Contact your local Sony Sales Office/Service Center.) Perform NVRAM adjustment. . RP-127 board : Refer to Section 1-17-16. Can the adjustment be .
Page 485: Audio System Alignment
10-2. Audio System Alignment 10-2-1. CH1 Unity Level Adjustment (for VCA) Required Equipment . Audio analyzer Sony Tektronix AA501A (OP.2) or equivalent Preparation . Generator . Complete the setting as shown below by using the setup Sony Tektronix SG-5010 or equivalent menu.
Page 486: Ch2 Unity Level Adjustment (For Vca)
TP813 TP808 TP807 TP812 TP810 TP806 TP804 TP811 TP803 RV502 TP201 RV501 RV152 TP102 TP101 TP202 RV151 RV22 RV12 RV503 RV10 RV20 TP302 TP401 RV11 RV150 RV153 RV13 TP6 TP5 RV23 TP501 E501 FP-121 board (B side) 10-2 HDW-750/750CE V1...
Page 487: Agc Voltage Adjustment (For Vca)
Audio analyzer Measurement point : AUDIO OUT connector/ rear panel CH2 (X) : Pin-4 CH2 (Y) : Pin-5 GND : Pin-1 Adjustment point : 1RV152 (D-3)/FP-121 board (B side) 0.0 ± 0.1 dBm (600 Z) Specifications : 10-3 HDW-750/750CE V1...
Page 488 CH1 (X) : Pin-2 TP302 TP401 CH1 (Y) : Pin-3 RV11 GND : Pin-1 TP6 TP5 TP501 Adjustment point : 1RV13 (F-5)/FP-121 board E501 (B side) Specifications : Minimum level FP-121 board (B side) (better than _85 dBm (600 Z)) 10-4 HDW-750/750CE V1...
Page 489: Input Limiter Adjustment
_20.0 ± 0.1 dBu. 3. Connect sine wave of 1 kHz at +24 dBu to AUDIO IN CH1 connector/rear panel. 4. Connect sine wave of 1 kHz at +24 dBu to AUDIO IN CH2 connector/rear panel. 10-5 HDW-750/750CE V1...
Page 490: D/A Output Level Adjustment
. OUTPUT/DCC switch (inside panel) → CAM/ON tions of 0 ± 1 dBm (600 Z). . Complete the setting as shown below by using the setup menu. MENU : MAINTENANCE PAGE : 07*VTR MODE-2 ITEM : AU SG (1 kHz) → OFF 10-6 HDW-750/750CE V1...
Page 491: Output Limiter Check
TP102 TP101 CH1 connector/rear panel. TP202 RV151 S504 S505 RV503 4. Connect sine wave of 1 kHz at +24 dBu to AUDIO IN TP302 TP401 CH2 connector/rear panel. RV11 TP6 TP5 TP501 E501 FP-121 board (B side) 10-7 HDW-750/750CE V1...
Page 492: Cue Audio Alignment
Measurement point : AUDIO OUT connector/ rear panel CH1 (X) : Pin-2 CH1 (Y) : Pin-3 GND : Pin-1 Adjustment point : 1RV604 (D-6)/MDC-13 board (B side) Within ± 0.2 dBm with reference Specifications : to the 1 kHz playback level 10-8 HDW-750/750CE V1...
Page 493 0.0 ± 0.1 dBm (600 Z) Specifications : E501 TP601 TP602 LV601 TP605 TP603 TP604 MDC-13 board (A side) S403 S401 RV401 S402 Factory set S202 S102 S502 S504 S505 RV603 RV604 RV605 RV602 FP-121 board (B side) MDC-13 board (B side) 10-9 HDW-750/750CE V1...
Page 494: Cue Record Level Adjustment
B_ (A_0.4) ± 0.2 dBu Specifications : TP302 TP401 RV11 7. Enter the REC mode. (Record a working tape for about TP6 TP5 TP501 20 seconds.) E501 8. Playback the recorded segment of a working tape. FP-121 board (B side) 10-10 HDW-750/750CE V1...
Page 495 Confirm that the audio level “A” meets the following specifications. 0.4 ± 1.5 dBm (600 Z)/For HDW-750 _1.1 ± 1.5 dBm (600 Z)/For HDW-750CE The audio level “A” is the signal level when 1 kHz is input at step 3 in “10-3-4. CUE Record Level Adjust- ment-1”.
Page 496: System Control Alignment
A = Maximum amplitude PLETE” appears. Then press the rotary encoder. (9 Vp-p or more) Equipment : Oscilloscope Measurement point : TP102 (A-2)/CCM-45 board A > 9 Vp-p Specifications : CT101 TP103 TP101 TP102 CCM-45 board (A side) 10-12 HDW-750/750CE V1...
Page 497: Servo System Alignment
. Communication between the MDC-13 board and the SS- 10-5-3. Capstan Add-On A002 : CAPSTAN DELAY 92 board is defective. Recording Adjustment 10-5-4. Drum Phase Adjustment A003 : DRUM PHASE For the procedure of starting up the maintenance mode, refer to Section 11-2-2. 10-13 HDW-750/750CE V1...
Page 498: Capstan Fg Duty Ratio Adjustment
. Tape run is abnormal or the tape is damaged. . Tension of the timing belt needs adjustment. Refer to the following sections for adjusting the tension of the timing belt. 8-1-3. FWD Holdback Tension Adjustment 8-1-4. REV Holdback Tension Adjustment 8-1-5. Timing Belt Tension Adjustment 10-14 HDW-750/750CE V1...
Page 499: Rf System Alignment
. Signal circuit between MDC-13 board and the SS-92 board is defective. . Signal circuit between EQ-88 board and the MDR-14 board is defective. . Signal circuit between MDC-13 board and the MDR-14 board is defective. . Drum motor unit is defective. 10-15 HDW-750/750CE V1...
Page 500 → When no abnormality is found, this is the end of the adjustment. b) Perform cleaning with the use of a cleaning tape again and repeat the above adjustment. → When no abnormality is found, this is the end of the adjustment. 10-16 HDW-750/750CE V1...
Page 501: Pb Channel Condition Check
. Defective adjustment of tape run system, or part . Defective adjustment of tape run system, or part mounting is defective. mounting is defective. . EQ-88 board is defective. . EQ-88 board is defective. . Drum assembly is defective. . Drum assembly is defective. 10-17 HDW-750/750CE V1...
Page 503 VTR Maintenance Mode 11-1. Introduction The VTR maintenance mode of the HDW-750 is for maintenance and diagnosis, and consists of the top menu and submenus. The menu structure of the VTR maintenance mode is shown below. The respective menu contents are displayed on the viewfinder of this unit and on the video monitor connected to the TEST OUT connector of the unit.
Page 504: Operation Procedure
→ SERVICE * : The above display is the TOP MENU display of the unit with serial No. 10000 series. The ALL menu cannot be selected in the Camcorder with serial No. 70000 and No. 80000 series. 11-2 HDW-750/750CE V1...
Page 505: How To Exit Vtr Maintenance Mode
However, by performing all of the menu items in numerical order of menu number, the unit can be thoroughly checked and adjusted by the built-in CHECK/ADJUST functions. . Be sure to use the specified alignment tape and/or working tape in the CHECK/ADJUST items that require a cassette tape to be used. 11-3 HDW-750/750CE V1...
Page 506: Contents Of Menus
2. Select the desired item to be checked and press the rotary encoder. C002:TAPE T/E SENSOR C003:HUMID SENSOR 3. The selected item is checked. C004:DRUM/CAP MOTOR STS C005:FUNCTION CAM POS 4. Press the ESCAPE switch to return to the INPUT CHECK display. 11-4 HDW-750/750CE V1...
Page 507 ID-6 ID-4 2 Cassette lock sensor 6 Function cam sensors 3 Tape-top sensor The numbers that are put to the sensors in the illustration correspond to the menu item numbers of the INPUT CHECK in Section 11. 11-5 HDW-750/750CE V1...
Page 508 . Signal path between the MDC-13 board and the SS-92 board Sensor correspondence table Cassette ID sensor ID-1 ID-2 ID-3 ID-4 ID-5 ID-6 Ref./ S308 S304 S305 S303 S301 S302 MDC-13 board REC INHIBIT sensor Ref./ SE-613 board 11-6 HDW-750/750CE V1...
Page 509 . Signal path between the MDC-13 board and the SS-92 board Function of the cassette-in sensor can be checked by pressing the cassette-in sensor with finger. However, if it is pressed by finger, the unit judges that a cassette tape is inserted and SLACK-342 occurs. 11-7 HDW-750/750CE V1...
Page 510 . When a cassette tape is running in the FWD direction : Tape-end sensor . When a cassette tape is running in the REW direction : Tape-top sensor . When a cassette tape is not inserted : Full-top sensor 11-8 HDW-750/750CE V1...
Page 511 The TALLY lamp keeps turning on for about 60 seconds after the display returned from “WET” to “DRY” and the HUMID display appears on the display window. (For the details of the warning system, refer to “6-3. Warning System” of the Operation Manual.) 11-9 HDW-750/750CE V1...
Page 512 MDC-13 board) . Capstan FG detector circuit (IC201 and others/MDC-13 board, IC1 and others/SS-92 board) . Signal path between and the MDR-14 board and the MDC-13 board . Signal path between the MDC-13 board and the SS-92 board 11-10 HDW-750/750CE V1...
Page 513 In this case, the function cam is controlled of its position automatically by the SS-92 board. Therefore, check that the function cam sensor status matches with the monitor display as shown in the Function Cam MDC-13 board (A side) Code Transition table. 11-11 HDW-750/750CE V1...
Page 514 TION CAM. POS and check the faulty positions. (The arrow mark (→) stops at the position where error occurs.) 3) Investigate the cause of the trouble by following SLACK-61 and SLACK-62 referring to Section “3. Error Diagnostics”. 11-12 HDW-750/750CE V1...
Page 515 2. The SLACK information in the past is displayed as follows. 2.0000 1 : Newest information 3.0000 4 : Oldest information 4.0000 For details of the SLACK information, refer to “3. Error Diagnostics”. 3. Press the ESCAPE switch to return to the SERVO CHECK MENU display. 11-13 HDW-750/750CE V1...
Page 516 3. The self-diagnosis starts from channel A. If the alignment tape is not inserted, the message “INSERT HR5- 1A” appears and the cassette lid opens. When the alignment tape is inserted, “WAITING ...” appears and then the self-diagnosis starts. 11-14 HDW-750/750CE V1...
Page 517 Select the portion of the alignment tape that has 30 seconds of COMPLETE continuous recording. RSLT RSLT → 2. Select the desired channel to check and press the rotary encoder. 3. The check result appears in the selected channel only. (It is not displayed in the ALL column.) 11-15 HDW-750/750CE V1...
Page 518 “CONDITION NG” is displayed. The worst result is “GRN” is displayed in the ALL column. displayed in the ALL column. RF CHECK MENU RF CHECK MENU C12:REC CH CONDITION C12:REC CH CONDITION COMPLETE CONDITION NG RSLT RSLT RSLT RSLT → → 11-16 HDW-750/750CE V1...
Page 519 C12:REC CH CONDITION 2. Select the desired channel to check and press the rotary encoder. COMPLETE 3. The check result appears in the selected channel only. (It is not RSLT RSLT displayed in the ALL column.) → 11-17 HDW-750/750CE V1...
Page 520: Servo System Adjustment Mode
A002 : CAPSTAN DELAY Pinch arm assembly A002 : CAPSTAN DELAY MDC-13 board A001 : CAPSTAN FG DUTY A002 : CAPSTAN DELAY A003 : DRUM PHASE Capstan motor A001 : CAPSTAN FG DUTY A002 : CAPSTAN DELAY 11-18 HDW-750/750CE V1...
Page 521 When the initialization fails : COMPLETE The message “INCOMPLETE” appears. When the initialization fails and the message “INCOMPLETE” appears, check the following possible causes. . IC403/MDC-13 board is defective. . Communication between the MDC-13 board and the SS-92 board is defective. 11-19 HDW-750/750CE V1...
Page 522 . MDC-13 board capstan FG amplifier or capstan motor driver circuit is defective. . SS-92 board capstan drive output signal or duty ratio adjust- ment output signal is abnormal. . Capstan motor is defective. 11-20 HDW-750/750CE V1...
Page 523 . Tape run is abnormal or the tape is damaged. . Tension of the timing belt needs adjustment. Refer to the following sections for adjusting the tension of the timing belt. 8-1-3. FWD Holdback Tension Adjustment 8-1-4. REV Holdback Tension Adjustment 8-1-5. Timing Belt Tension Adjustment 11-21 HDW-750/750CE V1...
Page 524 . Signal circuit between MDC-13 board and the SS-92 board is defective. . Signal circuit between EQ-88 board and the MDR-14 board is defective. . Signal circuit between MDC-13 board and the MDR-14 board is defective. . Drum motor unit is defective. 11-22 HDW-750/750CE V1...
Page 525 PUSH RE TO ADJUST ch VC FQ PH ch VC FQ PH XX YY ZZ B XX YY ZZ XX YY ZZ D XX YY ZZ XX YY ZZ F XX YY ZZ XX YY ZZ H XX YY ZZ 11-23 HDW-750/750CE V1...
Page 526 3. Result of adjustment appears for the selected channel only. (OK/ NG is not displayed in the ALL column.) When STOP is pressed, data as of this timing is displayed. When the adjustment ends normally : OK is displayed. When the adjustment fails : NG is displayed. 11-24 HDW-750/750CE V1...
Page 527 3. Result of adjustment appears for the selected channel only. (OK/ NG is not displayed in the ALL column.) When STOP is pressed, data as of this timing is displayed. When the adjustment ends normally : OK is displayed. When the adjustment fails : NG is displayed. 11-25 HDW-750/750CE V1...
Page 528 AUTO ADJUST COMPLETE INCOMPLETE RETURN TO A1F TO SAVE RSLT RSLT RSLT RSLT When the message “INCOMPLETE” is displayed in both cases of 1 and 2, refer to the item “If the message “INCOMPLETE” is displayed” in Section 11-3-4. 11-26 HDW-750/750CE V1...
Page 529 3. Result of adjustment appears for the selected channel only. (OK/ NG is not displayed in the ALL column.) When STOP is pressed, data as of this timing is displayed. When the adjustment ends normally : OK is displayed. When the adjustment fails : NG is displayed. 11-27 HDW-750/750CE V1...
Page 530 AUTO ADJUST COMPLETE INCOMPLETE RETURN TO A1F TO SAVE RSLT RSLT RSLT RSLT When the message “INCOMPLETE” is displayed in both cases of 1 and 2, refer to the item “If the message “INCOMPLETE” is displayed” in Section 11-3-4. 11-28 HDW-750/750CE V1...
Page 531 3. Result of adjustment appears for the selected channel only. (OK/ NG is not displayed in the ALL column.) When STOP is pressed, data as of this timing is displayed. When the adjustment ends normally : OK is displayed. When the adjustment fails : NG is displayed. 11-29 HDW-750/750CE V1...
Page 532 AUTO ADJUST COMPLETE INCOMPLETE RETURN TO A1F TO SAVE RSLT RSLT RSLT RSLT When the message “INCOMPLETE” is displayed in both cases of 1 and 2, refer to the item “If the message “INCOMPLETE” is displayed” in Section 11-3-4. 11-30 HDW-750/750CE V1...
Page 533 3. Result of adjustment appears for the selected channel only. (OK/ NG is not displayed in the ALL column.) When STOP is pressed, data as of this timing is displayed. When the adjustment ends normally : OK is displayed. When the adjustment fails : NG is displayed. 11-31 HDW-750/750CE V1...
Page 534 AUTO ADJUST COMPLETE INCOMPLETE RETURN TO A1F TO SAVE RSLT RSLT RSLT RSLT When the message “INCOMPLETE” is displayed in both cases of 1 and 2, refer to the item “If the message “INCOMPLETE” is displayed” in Section 11-3-4. 11-32 HDW-750/750CE V1...
Page 535 3. Result of adjustment appears for the selected channel only. (OK/ NG is not displayed in the ALL column.) When STOP is pressed, data as of this timing is displayed. When the adjustment ends normally : OK is displayed. When the adjustment fails : NG is displayed. 11-33 HDW-750/750CE V1...
Page 536 The subsequent adjustments will not be performed. When the adjustment fails and the message “INCOMPLETE” ap- pears, refer to the corresponding item that is described in this Section. 11-34 HDW-750/750CE V1...
Page 537 RF ADJUST MENU RF ADJUST MENU A1F:NV-RAM CONTROL A1F:NV-RAM CONTROL NOW SAVING..NOW LOADING..2. Saving is complete. 2. Loading is complete. RF ADJUST MENU RF ADJUST MENU A1F:NV-RAM CONTROL A1F:NV-RAM CONTROL COMPLETE COMPLETE 11-35 HDW-750/750CE V1...
Page 538 . EQ-88 board is defective. . Drum assembly is defective. . Brush/slip ring assembly is defective or its mounting is defective. → Replacement or re-installation . Connection of the flexible board (between the MDR-14 board and the EQ-88 board) is defective. 11-36 HDW-750/750CE V1...
Page 539 ON: Any types of cassette tape can be accepted. A41 : DRUM PHASE This menu item is exactly same as those of Section 11-3-3. SERVO Sys- tem Adjustment Mode (A003 : DRUM PHASE). Refer to Section 11-3-3. 11-37 HDW-750/750CE V1...
Page 540: Other Adjustments (A9 : Others Adjust)
1. Select “A90 : BATTERY CORRECTION” and press the rotary OTHERS ADJUST MENU A90:BATTERY CORRECTION encoder. FEED ACCURATE DC+12V PUSH RE TO ADJUST 2. Press the rotary encoder again. The adjustment ends. OTHERS ADJUST MENU A90:BATTERY CORRECTION COMPLETE 11-38 HDW-750/750CE V1...
Page 541 OTHERS ADJUST MENU 4. Replace the MDC-13 board. A91:MDC-13 BOARD CHANGE 5. Turn on the main power. CHANGE : YES TURN OFF POWER For the replacement procedure of the MDC-13 board, refer to “7-36. MDC-13 Board Replacement”. 11-39 HDW-750/750CE V1...
Page 544 HDW-750 (UCJ, J, SY) HDW-750P (SY) HDW-750CE (SY) Printed in Japan Sony Corporation HDW-730 (SY) E 2003. 8 16 B&P Company 9-968-591-04 ©2001...

This manual is also suitable for:

Hdw-750p Hdw-750ce Hdw-730

Sony HDW-750 Maintenance Manual

Manual Structure

1 Service Overview

2 Periodic Maintenance and Inspection

3 Error Diagnostics

4 Setup Menu

5 File System

6 Parts Replacement

7 Part Replacement of Mechanical Deck Assembly

9 Electrical Alignment of Camera System

10 Electrical Alignment of VTR System

11 VTR Maintenance Mode

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Summary of Contents for Sony HDW-750