Sharp DV-NC100S Service Manual
Sharp DV-NC100S Service Manual

Sharp DV-NC100S Service Manual

Vcr/dvd combination
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1st Edition
DV-NC100
OPERATE
PULL OPEN
STOP/
REW
FF
EJECT
PLAY
REC
TIMER
NTSC/PAL
MAIN SECTION
1. SPECIFICATIONS ................................................................................................................................................ 1-1-1
2. LASER BEAM SAFETY PRECAUTIONS ............................................................................................................. 1-2-1
3. IMPORTANT SAFEGUARDS AND PRECAUTIONS ............................................................................................ 1-3-1
4. STANDARD NOTES FOR SERVICING ................................................................................................................ 1-4-1
5. PREPARATION FOR SERVICING ....................................................................................................................... 1-5-1
6. OPERATING CONTROLS AND FUNCTIONS ...................................................................................................... 1-6-1
7. CABINET DISASSEMBLY INSTRUCTIONS ........................................................................................................ 1-7-1
8. ELECTRICAL ADJUSTMENT INSTRUCTIONS ................................................................................................... 1-8-1
9. FIRMWARE RENEWAL MODE ............................................................................................................................ 1-9-1
10. TROUBLESHOOTING ........................................................................................................................................ 1-10-1
11. BLOCK DIAGRAMS ............................................................................................................................................ 1-11-1
12. FUNCTION INDICATOR SYMBOLS ................................................................................................................... 1-11-9
13. SCHEMATIC DIAGRAMS/ CBA'S AND TEST POINTS ..................................................................................... 1-12-1
14. WAVEFORMS ..................................................................................................................................................... 1-13-1
15. WIRING DIAGRAM ............................................................................................................................................. 1-14-1
16. IC PIN FUNCTION DESCRIPTIONS .................................................................................................................. 1-15-1
17. LEAD IDENTIFICATIONS ................................................................................................................................... 1-16-1
18. EXPLODED VIEWS ............................................................................................................................................ 1-17-1
19. MECHANICAL PARTS LIST ............................................................................................................................... 1-18-1
20. ELECTRICAL PARTS LIST ................................................................................................................................ 1-19-1
1. STANDARD MAINTENANCE ............................................................................................................................... 2-1-1
2. SERVICE FIXTURE AND TOOLS ........................................................................................................................ 2-2-1
3. MECHANICAL ALIGNMENT PROCEDURES ...................................................................................................... 2-3-1
4. DISASSEMBLY / ASSEMBLY PROCEDURES OF DECK MECHANISM ............................................................ 2-4-1
5. ALIGNMENT PROCEDURES OF MECHANISM .................................................................................................. 2-5-1
6. DECK EXPLODED VIEWS ................................................................................................................................... 2-6-1
7. DECK PARTS LIST ............................................................................................................................................... 2-7-1
SHARP CORPORATION
DV-NC100S/DV-NC100S(S)/DV-NC100S(Q)/DV-NC100S(Y)/DV-NC100S(R)
SERVICE MANUAL
VCR/DVD COMBINATION
OPEN/CLOSE
OUTPUT
CH
VCR
DVD
STOP
PLAY
(TRACKING)
CONTENTS
MODEL
In the interests of user-safety (Required by safety
regulations in some countries) the set should be
restored to its original condition and only parts
identical to those specified be used.
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.
1
S23X9DV-SL20U
DV-NC100S
DV-NC100S(S)
DV-NC100S(Q)
DV-NC100S(Y)
DV-NC100S(R)

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Summary of Contents for Sharp DV-NC100S

  • Page 1: Table Of Contents

    DV-NC100S/DV-NC100S(S)/DV-NC100S(Q)/DV-NC100S(Y)/DV-NC100S(R) 1st Edition SERVICE MANUAL S23X9DV-SL20U VCR/DVD COMBINATION DV-NC100S DV-NC100S(S) DV-NC100 OPERATE OPEN/CLOSE DV-NC100S(Q) PULL OPEN STOP/ OUTPUT EJECT PLAY TIMER STOP PLAY (TRACKING) DV-NC100S(Y) DV-NC100S(R) MODEL NTSC/PAL In the interests of user-safety (Required by safety regulations in some countries) the set should be restored to its original condition and only parts identical to those specified be used.
  • Page 2 MAIN SECTION VCR/DVD COMBINATION DV-NC100S/DV-NC100S(S)/DV-NC100S(Q)/ DV-NC100S(Y)/DV-NC100S(R) TABLE OF CONTENTS 1. SPECIFICATIONS ..................1-1-1 2. LASER BEAM SAFETY PRECAUTIONS ............1-2-1 3. IMPORTANT SAFEGUARDS AND PRECAUTIONS ........1-3-1 4. STANDARD NOTES FOR SERVICING ............1-4-1 5. PREPARATION FOR SERVICING ..............1-5-1 6.
  • Page 3: Specifications

    SPECIFICATIONS < VCR Section > TAPE SPEED: SP Description Unit Minimum Nominal Maximum Remark 1. Video 1-1. Video Output ( PB ) Vp-p 9HSFL6A 1-2. Video Output ( R/P ) Vp-p 1-3. Video S/N Y ( R/P ) W/O Burst 1-4.
  • Page 4 < DVD Section > ITEM CONDITIONS UNIT NOMINAL LIMIT 75 Ω ±0.1 1 Video Output 2 Coaxial Digital Out mVpp 3 Audio (PCM) 3-1. Output Level 1 kHz 0 dB 3-2. S/N 3-3. Freq. Response ±0.5 fs=48 kHz 20 ~ 22 kHz ±0.5 fs=44.1 kHz 20 ~ 22 kHz 3-4.
  • Page 5: Laser Beam Safety Precautions

    LASER BEAM SAFETY PRECAUTIONS This DVD player uses a pickup that emits a laser beam. Do not look directly at the laser beam coming from the pickup or allow it to strike against your skin. The laser beam is emitted from the location shown in the figure. When checking the laser diode, be sure to keep your eyes at least 30cm away from the pickup lens when the diode is turned on.
  • Page 6: Important Safeguards And Precautions

    IMPORTANT SAFEGUARDS AND PRECAUTIONS 1. IMPORTANT SERVICE NOTES BEFORE RETURNING THE DVD VIDEO PLAYER Reverse the AC plug on the set and repeat AC voltage measurements for each exposed part. Any reading of Before returning the DVD video player to the user, 1.4V rms (this corresponds to 0.7mA rms AC.) or more is excessive and indicates a potential shock hazard perform the following safety checks.
  • Page 7: Standard Notes For Servicing

    STANDARD NOTES FOR SERVICING Circuit Board Indications Using lead-free wire solder a. The output pin of the 3 pin Regulator ICs is indicated When fixing the PWB soldered with the lead-free solder, as shown. apply lead-free wire solder. Repairing with conventional lead wire solder may cause damage or accident due to cracks.
  • Page 8 Soldering Iron Fig. S-1-3 (2) Lift each lead of the flat pack-IC upward one by one, using a sharp pin or wire to which solder will not adhere (iron wire). When heating the pins, use a fine Fig. S-1-1 tip soldering iron or a hot air desoldering machine.
  • Page 9 (4) Bottom of the flat pack-IC is fixed with glue to the 2. Installation CBA; when removing entire flat pack-IC, first apply (1) Using desoldering braid, remove the solder from the soldering iron to center of the flat pack-IC and heat foil of each pin of the flat pack-IC on the CBA so you up.
  • Page 10 Instructions for Handling Semi-conductors Electrostatic breakdown of the semi-conductors may occur due to a potential difference caused by electrostatic charge during unpacking or repair work. 1. Ground for Human Body Be sure to wear a grounding band (1MΩ) that is properly grounded to remove any static electricity that may be charged on the body.
  • Page 11: Preparation For Servicing

    PREPARATION FOR SERVICING How to Enter the Service Mode About Optical Sensors Caution: An optical sensor system is used for the Tape Start and End Sensors on this equipment. Carefully read and follow the instructions below. Otherwise the unit may operate erratically.
  • Page 12: Operating Controls And Functions

    OPERATING CONTROLS AND FUNCTIONS FRONT PANEL DV-NC100 OPERATE OPEN/CLOSE STOP/ OUTPUT PULL OPEN EJECT PLAY TIMER STOP PLAY (TRACKING) 1. OPERATE 12. Remote Sensor To turn the unit ON or OFF. 13. TIMER indicator The indicator is on when this unit is turned on. The indicator is on when the VCR/DVD is in standby 2.
  • Page 13 REMOTE CONTROL OPERATE OPEN/CLOSE 1. DISPLAY Button DISPLAY SETUP EJECT Press to display the current playback mode.(DVD) ANGLE SUBTITLE AUDIO MARKER Press to display the current time, tape counter and ZOOM MODE channel number.(VCR) 2. OPERATE Button TITLE MENU Press to turn the power on and off. 3.
  • Page 14 Display Lights up when the Lights up Lights up when the A-B repeat function is on. when a tape timer recording or an is in the OTR recording has VCR/DVD. been set. Lights up when the Lights up when repeat function is on. the ALL repeat function is on.
  • Page 15: Cabinet Disassembly Instructions

    CABINET DISASSEMBLY INSTRUCTIONS 1. Disassembly Flowchart REMOVAL REMOVE/ Fig. This flowchart indicates the disassembly steps to gain LOC. PART *UNHOOK/UNLOCK/ Note access to item(s) to be serviced. When reassembling, RELEASE/UNPLUG/ follow the steps in reverse order. Bend, route, and dress DESOLDER the cables as they were originally.
  • Page 16 Reference Notes (S-2) CAUTION 1: Locking Tabs (L-1) and (L-2) are fragile. [3] Top Blacket Be careful not to break them. 1-1. Release three Locking Tabs (L-1). (S-2) 1-2. Release three Locking Tabs (L-2), then remove the Front Assembly. CAUTION 2: Electrostatic breakdown of the laser diode in the optical system block may occur as a potential difference caused by electrostatic charge accumulated on cloth, human body etc., during unpacking or repair...
  • Page 17 (S-7) [8] DVD Main (S-7) (S-9) (S-8) CBA Unit (S-8) CN301 CN201 (S-9) DVD Mecha (S-8) (S-10) (S-10) [9] VCR Chassis Unit Solder Short the three short lands by soldering. Short (Either of two places.) lands Short lands FPC Cable (L-3) Fig.
  • Page 18 Cylinder Assembly FE Head ACE Head Assembly [10] Deck Assembly SW507 Lead with blue stripe Lead with blue stripe LD-SW Desolder [14] Jack-A CBA (S-11) (S-13) [13] Main CBA [10] Deck Assembly [12] Power SW CBA Cam Gear [13] Main CBA Desolder (S-11) Hole...
  • Page 19 HOW TO EJECT MANUALLY 1. Remove the Top Case. 2. Rotate the roulette in the direction of the arrow as shown below. 3. Pull the tray slowly with a hand. View for A Rotate this roulette in the direction of the arrow DVD Mecha H9740DC 1-7-5...
  • Page 20: Electrical Adjustment Instructions

    ELECTRICAL ADJUSTMENT INSTRUCTIONS General Note: "CBA" is an abbreviation for Figure 1 "Circuit Board Assembly." EXT. Syncronize Trigger Point NOTE: 1. Electrical adjustments are required after replacing circuit components and certain mechanical parts. It is important to do these adjustments only after all 1.0H 0.5H repairs and replacements have been completed.
  • Page 21: Firmware Renewal Mode

    FIRMWARE RENEWAL MODE The appearance shown in (*2) of Fig. c is described FIRMWARE is built-in program to operate DVD player. To get rid of error when playing new software (disc) in as follows: the market, FIRMWARE version is updated. Perform Appearance State the following to update the FIRMWARE version.
  • Page 22 10.Press [CLEAR/C-RESET] button on the remote con- trol unit. Fig. h appears on the screen. " ******* " differ depending on the models. MODEL : ******* Version : *.** Region : * EEPROM CLEAR : OK EEPROM CLEAR : CLEAR EXIT: POWER Fig.
  • Page 23: Troubleshooting

    TROUBLESHOOTING 1. Power Supply Section FLOW CHART NO.1 The power cannot be turned on. See FLOW CHART No.2 <The fuse blows out.> Is the fuse normal? Is normal state restored when once unplugged Check for lead or shor-circuiting of primary power cord is plugged again after several seconds.
  • Page 24 FLOW CHART NO.6 P-ON+44V is not outputted. Check D013, C013, and their periphery, and Is 44V voltage supplied to the emitter of Q053? service it if defective. Is the "L" pulse (approximately 0V) inputted to Is the "H" pulse (approximately 5V) inputted to the base of Q053? the base of Q054? Replace Q053.
  • Page 25 FLOW CHART NO.11 DVD-P-ON+12V is not outputted. (AL+12V is outputted normally.) Is the "L" pulse (approximately 0V) outputted to Check Q1054 and PWRCON line, and service it if the collector of Q1054? defective. Replace Q1053. FLOW CHART NO.12 DVD-P-ON+5V is not outputted. (AL+5V is outputted normally.) Is the "H"...
  • Page 26 2. DVD Section FLOW CHART NO.1 The key operation is not functioning. Are the contact point and the installation state of Re-install the key switches (SW2020, SW2021, the key switches (SW2020, SW2021, SW2022) normal? SW2022) correctly or replace the poor switch. Check the key switches (SW2020, SW2021, When pressing each key switches (SW2020, SW2021, SW2022), do the voltage of each pin...
  • Page 27 FLOW CHART NO.5 The [No Disc] indication. Replace the DVD Main CBA. No improvement can be found. Original DVD Main CBA is poor. Replace the DVD Mechanism. FLOW CHART NO.6 Both picture and sound do not operate normally. Replace the DVD Main CBA. No improvement can be found.
  • Page 28 FLOW CHART NO.7 Picture does not appear normally. Set the disc on the disc tray, and playback. Replace the DVD Main CBA or the DVD Are the video signals outputted to each pin of Mechanism. CN1601 on the Main CBA? CN1601 1PIN CN1601 10PIN...
  • Page 29 FLOW CHART NO.8 Audio is not outputted. Set the disc on the disc tray, and playback. Replace the DVD Main CBA or the DVD Mechanism. Are the analog audio signals outputted to each pin of CN1601 on Main CBA? CN1601 14PIN AUDIO-L CN1601 16PIN AUDIO-R...
  • Page 30 3. VCR Section FLOW CHART NO.1 The key operation is not functioning. Are the contact point and the installation state of Re-install some key switches correctly or the key switches normal? replace some key switches. Check the key switches and their periphery, and Is the control voltage normally inputted into service it if defective.
  • Page 31 FLOW CHART NO.3 Cassette tape can not be loaded. When loading a cassette tape, on Pin(10) of Check the line between the start sensor and IC501, does the "L" pulse switch to the "H" pulse? Pin(10) of IC501, and service it if defective. When loading a cassette tape, is the specified Replace the Capstan Motor Unit.
  • Page 32 FLOW CHART NO.6 Capstan Motor does not rotate. Is 5V voltage supplied to Pin(2) of CN502? Check the P-ON+5V line and service it if defective. Is over approximately 2.6V voltage supplied to Check the line between Pin(5) of CN502 and Pin(5) of CN502? Pin(76) of IC501, and service it if defective.
  • Page 33 FLOW CHART NO.10 Video E-E does not appear. 1) In the external input mode Is the Video signal inputted to Pins(48,50,52,54) of Check the line between Pin(20) of JK101 (Scart IC301? jack) and Pin(50) of IC301, and service it if defective.
  • Page 34 FLOW CHART NO.11 Hi-Fi E-E audio does not operate normally. Check the peripheral circuit of the front input terminal and service it if defective. Is each signal supplied to each pin of IC451 as below? L-ch R-ch Check the peripheral circuit of the Scart jack 1 Front input terminal Pin(8) Pin(54)
  • Page 35 FLOW CHART NO.12 Hi-Fi audio can not be recorded normally. (E-E mode is normal.) Is the REC FM signal outputted to Pin(26) of IC451? Replace IC451. Is the line between Pin(8) of CN251 and Check the line between Pin(8) of CN251 and Pin(26) of IC451, and service it if defective.
  • Page 36 FLOW CHART NO.15 Hi-Fi audio can not be playbacked normally in the linear audio mode. (E-E mode is normal.) Is the audio signal supplied to Pin(9) of IC301? Is the audio signal outputted to Pin(11) of IC301? Replace Check the line between Pin(11) of IC301 and Pin(80) of IC451, and IC301.
  • Page 37: Block Diagrams

    BLOCK DIAGRAMS <VCR SECTION> Servo/System Control Block Diagram H9740BLS 1-11-1...
  • Page 38 Video Block Diagram H9740BLV 1-11-2...
  • Page 39 Audio Block Diagram 1-11-3 H9740BLA...
  • Page 40 Hi-Fi Audio Block Diagram H9740BLH 1-11-4...
  • Page 41 Power Supply Block Diagram 1-11-5 H9740BLP...
  • Page 42 BLOCK DIAGRAMS <DVD SECTION> DVD System Control / Servo Block Diagram H9740BLSD 1-11-6...
  • Page 43 Digital Signal Process Block Diagram H9740BLD 1-11-7...
  • Page 44 DVD Video / Audio Block Diagram H9740BLVD 1-11-8...
  • Page 45: Function Indicator Symbols

    FUNCTION INDICATOR SYMBOLS Note: The following symbols will appear on the indicator panel to indicate the current mode or operation of the VCR. On-screen modes will also be momentarily displayed on the tv screen when you press the operation buttons. MODE INDICATOR ACTIVE When reel and capstan mechanism is not...
  • Page 46: Schematic Diagrams/ Cba's And Test Points

    SCHEMATIC DIAGRAMS / CBA’S AND TEST POINTS Standard Notes Notes: 1. Do not use the part number shown on these draw- ings for ordering. The correct part number is shown WARNING in the parts list, and may be slightly different or Many electrical and mechanical parts in this chassis amended since these drawings were prepared.
  • Page 47 LIST OF CAUTION, NOTES, AND SYMBOLS USED IN THE SCHEMATIC DIAGRAMS ON THE FOLLOWING PAGES: 1. CAUTION: FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, REPLACE ONLY WITH THE SAME TYPE FUSE. 2. CAUTION: Fixed Voltage (or Auto voltage selectable) power supply circuit is used in this unit. If Main Fuse (F1001) is blown, first check to see that all components in the power supply circuit are not defective before you connect the AC plug to the AC power supply.
  • Page 48 Main 1/9 Schematic Diagram < VCR Section > 1-12-4 1-12-3 H9740SCM1...
  • Page 49 Main 2/9, Sensor & Power SW Schematic Diagrams < VCR Section > IC611 MATRIX CHART SACD PSCAN REPEAT SACD GROUP PSCAN REPEAT TITLE GROUP TITLE HD VCD 1-12-6 1-12-5 H9740SCM2...
  • Page 50 Main 3/9 Schematic Diagram < VCR Section > 1-12-7 1-12-8 H9740SCM3...
  • Page 51 Main 4/9 Schematic Diagram < VCR Section > H9740SCM4 1-12-9 1-12-10...
  • Page 52 Main 5/9 Schematic Diagram < VCR Section > 1-12-11 1-12-12 H9740SCM5...
  • Page 53 Main 6/9 Schematic Diagram < VCR Section > 1-12-13 1-12-14 H9740SCM6...
  • Page 54 Main 7/9 & DVD Open/Close Schematic Diagrams < VCR Section > 1-12-15 1-12-16 H9740SCM7...
  • Page 55 Main 8/9 Schematic Diagram < VCR Section > 1-12-17 1-12-18 H9740SCM8...
  • Page 56 Main 9/9 Schematic Diagram < VCR Section > 1-12-19 1-12-20 H9740SCM9...
  • Page 57 Power Supply & Junction Schematic Diagram < VCR Section > CAUTION ! CAUTION ! NOTE : Fixed voltage ( or Auto voltage selectable ) power supply circuit is used in this unit. For continued protection against fire hazard, The voltage for parts in hot circuit is measured using If Main Fuse (F1001) is blown, check to see that all components in the power supply replace only with the same type fuse.
  • Page 58 Jack-A Schematic Diagram 1-12-23 1-12-24 H9740SCJ...
  • Page 59 AFV Schematic Diagram 1-12-25 1-12-26 H9740SCAFV...
  • Page 60 DVD Main 1/3 Schematic Diagram < DVD Section > 1-12-27 1-12-28 H9740SCD1...
  • Page 61 DVD Main 2/3 Schematic Diagram < DVD Section > 1-12-29 1-12-30 H9740SCD2...
  • Page 62 IC101 VOLTAGE CHART PIN.NO PLAY STOP PIN.NO PLAY STOP PIN.NO PLAY STOP PIN.NO PLAY STOP PIN.NO PLAY STOP PIN.NO PLAY STOP PIN.NO PLAY STOP PIN.NO PLAY STOP ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- -----...
  • Page 63 DVD Main 3/3 Schematic Diagram < DVD Section > Note: IC103 is not supplied separately. Be sure to replace with the DVD Main CBA unit when servicing IC103. 1-12-33 1-12-34 H9740SCD3...
  • Page 64 Main CBA & Sensor CBA Top View Sensor CBA Top View BHF300F01011A TP751 TP301 BHF300F01011B V-OUT C-PB VR501 SW-P TP504 RF-SW TP501 S-INH TP503 1-12-35 1-12-36 BH9700F01014A...
  • Page 65 Main CBA Bottom View PIN 6 OF IC1403 PIN 19 OF CN1601 PIN 16 OF CN1601 PIN 14 OF CN1601 PIN 10 OF CN1601 PIN 1 OF CN1601 1-12-37 1-12-38 BH9700F01014A...
  • Page 66 Power SW CBA Top View Power SW CBA Bottom View BH9700F01014B DVD Open/Close DVD Open /Close CBA Top View CBA Bottom View BH9700F01014C 1-12-39 1-12-40...
  • Page 67 Jack-A CBA Bottom View Jack-A CBA Top View BH9700F01022C AFV CBA Bottom View AFV CBA Top View BHC400F01093 1-12-42 1-12-41...
  • Page 68 Power Supply CBA Top View Power Supply CBA Bottom View BECAUSE A HOT CHASSIS GROUND IS PRESENT IN THE POWER CAUTION ! CAUTION ! SUPPLY CIRCUIT , AN ISOLATION TRANSFORMER MUST BE USED. For continued protection against fire hazard, Fixed voltage ( or Auto voltage selectable ) power supply circuit is used in this unit. ALSO , IN ORDER TO HAVE THE ABILITY TO INCREASE THE INPUT replace only with the same type fuse.
  • Page 69 DVD MAIN CBA Top View 1-12-46 1-12-45 BE5900G04012...
  • Page 70 DVD MAIN CBA Bottom View 1-12-48 1-12-47 BE5900G04012...
  • Page 71: Waveforms

    WAVEFORMS NOTE: Input VCR: COLOR BAR SIGNAL (WF1~WF3) DVD: POWER ON (STOP) MODE (WF4~WF6) CD: 1kHz PLAY (WF7~WF9) TP301 UPPER TP504 Pin 1 of CN1601 Pin 14 of CN1601 LOWER C-PB 10mV x 10 RF-SW 0.5V x 10 VIDEO-Y VIDEO-Y 0.2V 0.2V 20µs...
  • Page 72: Wiring Diagram

    WIRING DIAGRAM < VCR SECTION > 1-14-1 H9740WI...
  • Page 73 WIRING DIAGRAM < DVD SECTION > H9740WID 1-14-2...
  • Page 74: Ic Pin Function Descriptions

    IC PIN FUNCTION DESCRIPTIONS [ VCR Section ] Signal Active Function Name Level IC501( SERVO / SYSTEM CONTROL IC ) Not Used ≥ ≤ "H" 4.5V, "L" 1.0V 23 OUT POWER- "POWER" LED Signal Output Signal Active Function Name Level Not Used Input Signal from Not Used...
  • Page 75 Signal Active Signal Active Function Function Name Level Name Level Capstan Motor Not Used FWD/REV Control 78 OUT C-F/R 52 OUT OSD-V- OSD Video Signal Signal (FWD="L"/ Output REV="H") OSDVcc OSDVcc Supply Reel S-REEL PULSE Rotation Signal LPF Connected Terminal (Slicer) Take Up Reel PULSE T-REEL...
  • Page 76 [ DVD Section ] IC612 ( PT6313-S -TP ) Signal In/Out Name Function Name FP-CLK Clock Input FP-STB Serial Interface Strobe Not Used Not Used Power Supply Segment Output Pull Down Level Segment Output Grid Output Power Supply Oscillator Input Not Used FP-DIN Serial Data Input...
  • Page 77: Lead Identifications

    LEAD IDENTIFICATIONS PQ070XZ5MZP PT204-6B-12 KRA103M 2SC1815-GR(TPE2) KRA104M KTC3203(Y) KRC103M KTC3205(Y) 1: Vin KTA1266(GR) 2: Vc KTA1267(GR,Y) 3: Vo KTC3199(BL,Y) 4: Vadj 5: GND 1 2 3 E C B E C B 2SK3566 CAT24WC02JI KRC103S RTK FMG4A T148 KIA4558P KTC3875Y-RTK B1 E B2 G D S LC74793JM-TRM...
  • Page 78: Exploded Views

    EXPLODED VIEWS Cabinet 2L071 2L071 2L071 See Electrical Parts List 2L012 for parts with this mark. 2L021 2L021 2L071 Some Ref. Numbers are 2L021 L0-9 not in sequence. 2L082 2L020 Jack-A CBA 2L021 JW003 Sensor CBA DVD Main AFV CBA CBA Unit 2B11 Main CBA...
  • Page 79 Packing Unit [ DV-NC100S(S), DV-NC100S(Q), DV-NC100S(Y), DV-NC100S(R) ] FRONT H9740PEX 1-17-3...
  • Page 80: Mechanical Parts List

    PRODUCT SAFETY NOTE: Products marked with a ! have special characteristics important to safety. Before replacing any of these components, read carefully the product safety notice in this service manual. Don't degrade the safety of the product through improper servicing. COMPARISON OF MODELS Model Mark DV-NC100S DV-NC100S(S) DV-NC100S(Q) DV-NC100S(Y) DV-NC100S(R) Ref. No.
  • Page 81 Ref. No. Mark Description Part No. Code X20! OWNER'S MANUAL H97D1ED 9HS1VMN20158 X20! OWNER'S MANUAL H97D2ED 9HS1VMN20160 X20! OWNER'S MANUAL H97D3ED 9HS1VMN20161 X20! OWNER'S MANUAL H97D4ED 9HS1VMN20162 Test Tape Ref. No. Mark Description Part No. Code Test Tape 9HSFL6A Test Tape 9HSFL6HA Test Tape 9HSFL6NS8...
  • Page 82: Electrical Parts List

    ELECTRICAL PARTS LIST PRODUCT SAFETY NOTE: Products marked with a ! have special characteristics important to safety. Before replacing any of these components, read carefully the product safety notice in this service manual. Don't degrade the safety of the product through improper servicing. NOTES: 1.
  • Page 83 Ref. No. Description Part No. Code C219 CHIP CERAMIC CAP.(1608) B K 1µF/10V 9HSHD1AK30B105 C220 CHIP CERAMIC CAP.(1608) B K 1µF/10V 9HSHD1AK30B105 C221 CHIP CERAMIC CAP.(1005) CH J 47pF/50V 9HSHB1JJ3CH470 C222 CHIP CERAMIC CAP.(1005) B K 0.1µF/10V 9HSHB1AK30B104 C223 CHIP CERAMIC CAP.(1005) B K 0.033µF/16V 9HSHB1CK30B333 C224 CHIP CERAMIC CAP.(1005) CH J 47pF/50V...
  • Page 84 Ref. No. Description Part No. Code C503 CHIP CERAMIC CAP.(1005) F Z 0.1µF/16V 9HSHB1CZ30F104 C504 CHIP CERAMIC CAP.(1005) F Z 0.1µF/16V 9HSHB1CZ30F104 C505 CHIP CERAMIC CAP.(1005) F Z 0.1µF/16V 9HSHB1CZ30F104 C506 CHIP CERAMIC CAP.(1005) F Z 0.1µF/16V 9HSHB1CZ30F104 C507 CHIP CERAMIC CAP.(1005) F Z 0.1µF/16V 9HSHB1CZ30F104 C508 CHIP CERAMIC CAP.(1005) F Z 0.1µF/16V...
  • Page 85 Ref. No. Description Part No. Code L612 CHIP INDUCTOR BK1608HM102 9HSLC102NTU018 L613 CHIP INDUCTOR BK1608HM102 9HSLC102NTU018 L614 CHIP INDUCTOR BK1608HM102 9HSLC102NTU018 L615 CHIP BEAD MMZ1608Y121CT 9HSL06001TE004 L616 CHIP BEAD MMZ1608Y121CT 9HSL06001TE004 L617 CHIP INDUCTOR BK1608HM102 9HSLC102NTU018 L618 CHIP INDUCTOR BK1608LM152 9HSLC152NTU020 TRANSISTORS Q251...
  • Page 86 Ref. No. Description Part No. Code CHIP RES.(1005) 1/16W J 1k Ω R280 9HSRXGJR4Z0102 CHIP RES.(1005) 1/16W F 10k Ω R281 9HSRXGFR4Z0103 CHIP RES.(1005) 1/16W F 10k Ω R282 9HSRXGFR4Z0103 CHIP RES.(1005) 1/16W F 10k Ω R283 9HSRXGFR4Z0103 CHIP RES.(1005) 1/16W F 10k Ω R284 9HSRXGFR4Z0103 CHIP RES.(1005) 1/16W J 22k Ω...
  • Page 87 MAIN CBA + POWER SW CBA + DVD OPEN/CLOSE CBA + SENSOR CBA Ref. No. Description Part No. Code MAIN CBA + POWER SW CBA + DVD OPEN/CLOSE CBA + SENSOR CBA 9HS1VSA10334 Consists of the following MAIN CBA 9HS1VSA10334A POWER SW CBA 9HS1VSA10334B DVD OPEN/CLOSE CBA...
  • Page 88 Ref. No. Description Part No. Code C320 CHIP CERAMIC CAP.(1608) F Z 0.1µF/50V 9HSHD1JZ30F104 C321 CHIP CERAMIC CAP.(1608) F Z 0.1µF/50V 9HSHD1JZ30F104 C322 CHIP CERAMIC CAP.(1608) F Z 0.1µF/50V 9HSHD1JZ30F104 C323 CHIP CERAMIC CAP. CH J 68pF/50V 9HSHD1JJ3CH680 C324 CHIP CERAMIC CAP.(1608) B K 0.01µF/50V 9HSHD1JK30B103 C325 CHIP CERAMIC CAP.
  • Page 89 Ref. No. Description Part No. Code C478 CHIP CERAMIC CAP.(1608) F Z 0.1µF/50V 9HSHD1JZ30F104 C479 ELECTROLYTIC CAP. 10µF/16V M H7 9HSE1CMAVSL100 C480 ELECTROLYTIC CAP. 4.7µF/25V M H7 9HSE1EMAVSL4R7 C481 ELECTROLYTIC CAP. 4.7µF/25V M H7 9HSE1EMAVSL4R7 C482 CHIP CERAMIC CAP.(1608) F Z 0.1µF/50V 9HSHD1JZ30F104 C483 ELECTROLYTIC CAP.
  • Page 90 Ref. No. Description Part No. Code C752 ELECTROLYTIC CAP. 47µF/10V M H7 9HSE1AMAVSL470 C753 ELECTROLYTIC CAP. 4.7µF/50V M 9HSE1JMASDL4R7 C754 ELECTROLYTIC CAP. 4.7µF/50V M H7 9HSE1JMASSL4R7 C755 CHIP CERAMIC CAP. B K 2200pF/50V 9HSHD1JK30B222 C756 CHIP CERAMIC CAP. B K 2200pF/50V 9HSHD1JK30B222 C757 ELECTROLYTIC CAP.
  • Page 91 Ref. No. Description Part No. Code D501 LED(RED) 204HD/E 9HSPQZ00204HDE D502 LED(GREEN) 204-10GD/S957 9HSPQZ10GDS957 D503 LED(GREEN) 204-10GD/S957 9HSPQZ10GDS957 D504 LED(RED) 204HD/E 9HSPQZ00204HDE D510 SWITCHING DIODE 1N4148M 9HSDTZ01N4148M D511 ZENER DIODE DZ-7.5BSAT265 9HSDTA0DZ7R5BS D512 SWITCHING DIODE 1N4148M 9HSDTZ01N4148M D555 LED MIE-534A2 9HSPZZM1E534A2 D611 SWITCHING DIODE 1N4148M...
  • Page 92 Ref. No. Description Part No. Code Q403 TRANSISTOR KTC3203(Y) 9HSQSY0KTC3203 Q404 TRANSISTOR KTA1266(GR) 9HSQS40KTA1266 Q405 RES. BUILT-IN TRANSISTOR KRA103M 9HSQSZ0KRA103M Q406 CHIP TRANSISTOR KTC3875Y-RTK 9HSQ1Y0KTC3875 Q451 CHIP TRANSISTOR KRC103S RTK 9HSQ1Z0KRC103S Q502 TRANSISTOR KTA1267(Y) 9HSQSY0KTA1267 Q506 PHOTO TRANSISTOR PT204-6B-12 9HSPWZT2046B12 Q507 TRANSISTOR KTC3199(Y) 9HSQSY0KTC3199...
  • Page 93 Ref. No. Description Part No. Code CHIP RES.(1608) 1/10W J 47k Ω R150 9HSRXAJR5Z0473 CHIP RES.(1608) 1/10W J 39k Ω R251 9HSRXAJR5Z0393 CHIP RES.(1608) 1/10W J 2.2k Ω R252 9HSRXAJR5Z0222 CHIP RES.(1608) 1/10W J 1.2k Ω R301 9HSRXAJR5Z0122 CHIP RES.(1608) 1/10W J 5.6k Ω R303 9HSRXAJR5Z0562 CHIP RES.(1608) 1/10W 0 Ω...
  • Page 94 Ref. No. Description Part No. Code CHIP RES.(1608) 1/10W J 10k Ω R462 9HSRXAJR5Z0103 CHIP RES.(1608) 1/10W J 470 Ω R463 9HSRXAJR5Z0471 CHIP RES.(1608) 1/10W J 3.3k Ω R464 9HSRXAJR5Z0332 CHIP RES.(1608) 1/10W J 8.2k Ω R465 9HSRXAJR5Z0822 CHIP RES.(1608) 1/10W J 8.2k Ω R466 9HSRXAJR5Z0822 CHIP RES.(1608) 1/10W J 5.6k Ω...
  • Page 95 Ref. No. Description Part No. Code CHIP RES.(1608) 1/10W J 10k Ω R563 9HSRXAJR5Z0103 CHIP RES.(1608) 1/10W J 39k Ω R567 9HSRXAJR5Z0393 CHIP RES.(1608) 1/10W J 220k Ω R568 9HSRXAJR5Z0224 CHIP RES.(1608) 1/10W J 10k Ω R569 9HSRXAJR5Z0103 CARBON RES. 1/6W J 4.7k Ω R570 9HSCX6JATZ0472 CHIP RES.(1608) 1/10W J 1k Ω...
  • Page 96 Ref. No. Description Part No. Code CHIP RES.(1608) 1/10W J 10k Ω R1062 9HSRXAJR5Z0103 CHIP RES.(1608) 1/10W J 10k Ω R1065 9HSRXAJR5Z0103 CHIP RES.(1608) 1/10W J 220k Ω R1066 9HSRXAJR5Z0224 CHIP RES.(1608) 1/10W J 22k Ω R1067 9HSRXAJR5Z0223 CARBON RES. 1/4W J 1k Ω R1068 9HSCX4JATZ0102 CHIP RES.(1608) 1/10W J 10k Ω...
  • Page 97 Ref. No. Description Part No. Code SW604 TACT SWITCH KSM0614B 9HSST0101HH013 SW605 TACT SWITCH KSM0614B 9HSST0101HH013 SW2021 TACT SWITCH KSM0614B 9HSST0101HH013 SW2022 TACT SWITCH KSM0614B 9HSST0101HH013 MISCELLANEOUS JK101 RGB CONNECTOR MRC-021V-03 9HSXGL210LY003 JK1202 RCA JACK(BLACK) MSP-281V2-B 9HSXRL010LY062 JK1401 S TYPE JACK MDC-050V-2.4 9HSXEL040LY001 JK751 RCA JACK MSP-282V-12 PBSN...
  • Page 98 POWER SUPPLY CBA + JUNCTION CBA + JACK-A CBA Ref. No. Description Part No. Code POWER SUPPLY CBA + JUNCTION CBA + JACK-A CBA 9HS1VSA10337 Consists of the following POWER SUPPLY CBA 9HS1VSA10337A JUNCTION CBA 9HS1VSA10337B JACK-A CBA 9HS1VSA10337C POWER SUPPLY CBA Ref.
  • Page 99 Ref. No. Description Part No. Code L1001 BEAD CORE B16 RH 3.5X10X1.3 9HSL03010XM001 L1002 BEAD CORE B16 RH 3.5X10X1.3 9HSL03010XM001 L1003! LINE FILTER 56MH TLF14CB5630R2 9HSLBG00ZTU022 L1004 BEAD CORE B16 RH 3.5X10X1.3 9HSL03010XM001 L1005 BEAD CORE B16 RH 3.5X10X1.3 9HSL03010XM001 L1009 CHOKE COIL 47µH-K 9HSLBD00PKV007...
  • Page 100 JACK-A CBA Ref. No. Description Part No. Code JACK-A CBA 9HS1VSA10337C Consists of the following CAPACITORS C101 CHIP CERAMIC CAP. B K 1000pF/50V 9HSHD1JK30B102 C102 ELECTROLYTIC CAP. 1µF/50V M 9HSE1JMASDL1R0 C103 ELECTROLYTIC CAP. 100µF/16V M 9HSE1CMASDL101 C105 CHIP CERAMIC CAP. B K 2200pF/50V 9HSHD1JK30B222 C106 CHIP CERAMIC CAP.(1608) CH J 470pF/50V...
  • Page 101 Ref. No. Description Part No. Code RESISTORS CHIP RES.(1608) 1/10W J 1k Ω 9HSRXAJR5Z0102 CHIP RES.(1608) 1/10W J 120k Ω 9HSRXAJR5Z0124 CHIP RES.(1608) 1/10W 0 Ω 9HSRXAZR5Z0000 MISCELLANEOUS X'TAL 18.432MHz 9HSXD186LLN001 H9740EL 1-19-20...
  • Page 102: Deck Mechanism Section

    DECK MECHANISM SECTION VCR/DVD COMBINATION DV-NC100S/DV-NC100S(S)/DV-NC100S(Q)/ DV-NC100S(Y)/DV-NC100S(R) TABLE OF CONTENTS 1. STANDARD MAINTENANCE................2-1-1 2. SERVICE FIXTURE AND TOOLS..............2-2-1 3. MECHANICAL ALIGNMENT PROCEDURES ..........2-3-1 4. DISASSEMBLY / ASSEMBLY PROCEDURES OF DECK MECHANISM ..2-4-1 5. ALIGNMENT PROCEDURES OF MECHANISM ..........2-5-1 6.
  • Page 103: Standard Maintenance

    STANDARD MAINTENANCE Service Schedule of Components This maintenance chart shows you the standard of replacement and cleaning time for each part. Because those may replace depending on environment and purpose for use, use the chart for reference. H: Hours : Cleaning : Replace Deck Periodic Service Schedule...
  • Page 104 Cleaning Cleaning of ACE Head Clean the head with a cotton swab. Cleaning of Video Head Procedure Clean the head with a head cleaning stick or chamois 1. Remove the top cabinet. cloth. 2. Dip the cotton swab in 90% isopropyl alcohol and Procedure clean the ACE Head.
  • Page 105: Service Fixture And Tools

    SERVICE FIXTURE AND TOOLS J-1-1, J-1-2, J-1-3 Ref. Name Parts No. Code Adjustment J-1-1 Test Tape 9HSFL6A Head Adjustment of ACE Head Azimuth and X Value Adjustment of ACE Head / J-1-2 Test Tape 9HSFL6NS8 Adjustment of Envelope Waveform J-1-3 Test Tape 9HSFL6HA For Measurement of Hi-Fi Output Level...
  • Page 106: Mechanical Alignment Procedures

    MECHANICAL ALIGNMENT PROCEDURES Explanation of alignment for the tape to correctly run B. Method to place the Cassette Holder in the tape- starts on the next page. Refer to the information below on loaded position without a cassette tape this page if a tape gets stuck, for example, in the 1.
  • Page 107 1. Tape Interchangeability Alignment Note: To do these alignment procedures, make sure that the Tracking Control Circuit is set to the preset position every time a tape is loaded or unloaded. (Refer to page 2-3-4, procedure 1-C, step 2.) Equipment required: Dual Trace Oscilloscope VHS Test Tape (FL6NS8) (Refer to "SERVICE FIXTURE AND TOOLS"...
  • Page 108 1-A. Preliminary/Final Checking and 3. Check to see that the tape runs without creasing at Take-up Guide Post [4] or without snaking between Alignment of Tape Path Guide Roller [3] and ACE Head. (Fig. M3 and M5) Purpose: 4. If creasing or snaking is apparent, adjust the Tilt Adj. Screw of the ACE Head.
  • Page 109 5. To shift the CTL waveform, press CH UP or CH 4. If the envelope is as shown in Fig. M8, adjust the DOWN button on the remote control unit. Then make height of Guide Roller [3] (Refer to Fig. M3) so that the sure that the maximum output position of PB FM waveform looks like the one shown in Fig.
  • Page 110 1-D. Azimuth Alignment of Audio/ Control/ Erase Head Purpose: To correct the Azimuth alignment so that the Audio/ REV Post [5] Control/Erase Head meets tape tracks properly. Symptom of Misalignment: If the position of the Audio/Control/Erase Head is not properly aligned, the Audio S/N Ratio or Frequency Response will be poor.
  • Page 111: Disassembly/Assembly Procedures Of Deck Mechanism

    DISASSEMBLY/ASSEMBLY PROCEDURES OF DECK MECHANISM Before following the procedures described below, be sure to remove the deck assembly from the cabinet. (Refer to CABINET DISASSEMBLY INSTRUCTIONS.) All the following procedures, including those for adjustment and replacement of parts, should be done in Eject mode; see the positions of [44] and [45] in Fig.
  • Page 112 REMOVAL INSTALLATION STEP START- REMOVE/*UNHOOK/ /LOC. PART ADJUSTMENT Fig. No. UNLOCK/RELEASE/ CONDITION UNPLUG/DESOLDER [29] [28] TR Gear Spring B DM13H-1 [30] [29] TR Gear A/B B DM13H-1 FF Arm ( HI ) B DM1H , DM14H [31] [31] Idler Assembly ( HI ) B DM1H , DM14H * ( L-9 ) [32]...
  • Page 113 Top View [44] [45] [49] [46] [14] [13] [11] [15] [38] [10] [12] [37] [36] [43] [32] [41] [31] [40] [42] Fig. DM1H Bottom View [19] [35] [34] [25] [23] [24] [26] [27] [22] [28] [20] [33] Fig. DM2H H9740MA 2-4-3...
  • Page 114 (S-1) (S-1) (L-1) (L-3) (S-1A) (L-2) (P-1) Installation of [3] and [6] First, insert [6] diagonally in [3] as shown below. Then, install [6] in [3] while pushing (L-1) in a direction of arrow. After installing [6] in [3], confirm that pin A of [3] enters hole A of [6] properly.
  • Page 115 (S-4) [49] [50] (L-12) Desolder from bottom (S-3) Lead with White Stripe View for A Belt Fig. DM7H (S-2) [11] (S-4A) (L-4) (P-3) [13] Removal of [11] [12] 1) Remove screw (S-4A). 2) Unhook spring (P-2). [10] Lead with Desolder Release (L-4) while (P-2) from bottom...
  • Page 116 Installation of [13] and [12] (S-5) [14] (S-6) [13] [15] Hook spring (P-3) up to [12] and [13], then install then to (P-3) the specified position so that [12] will be floated slightly while holding [12] and [13]. (Refer to Fig. A.) [12] Fig.
  • Page 117 (C-1) turn [22] (S-8) [20] (L-6) [21] [19] Cap Belt Pin on [22] Installation position of Cap Belt [20] Cap Belt [27] Position of pin on [22] Fig. DM12H [19] View for A Fig. DM11H H9740MA 2-4-7...
  • Page 118 Installation of [26] [26] (C-3) Position of Mode Lever when installed Pin of [33] Pin of [37] (S-9) Pin of [36] (L-8) [23] (L-7) Bottom View [24] (C-5) [26] (C-4) (C-2) [28] [27] [25] [29] [30] Align [26] and [27] as shown. [27] First groove on [27] First tooth on [47]...
  • Page 119 [38] [36] [43] (P-6) turn [39] (L-10) turn [42] turn [47] [48] Slide [37] Fig. DM17H (C-7) [41] (C-6) [40] Fig. DM15H [45] [44] [46] (L-11) Slide Plate (S-11) Fig. DM16H H9740MA 2-4-9...
  • Page 120: Alignment Procedures Of Mechanism

    ALIGNMENT PROCEDURES OF MECHANISM The following procedures describe how to align the Alignment 1 individual gears and levers that make up the tape loading/ unloading mechanism. Since information about the state Loading Arm (SP) and (TU) Assembly of the mechanism is provided to the System Control Install Loading Arm (SP) and (TU) Assembly so that their Circuit only through the Mode Switch, it is essential that triangle marks point to each other as shown in Fig.
  • Page 121: Deck Exploded Views

    DECK EXPLODED VIEWS Deck Mechanism View 1 B494 L1467 L1191 B553 B411 B567 L1053 B410 L1051 L1322 B501 L1450 L1450 L1466 B121 B126 B492 B571 Some Ref. Numbers are not in sequence. H9740DEX 2-6-1...
  • Page 122 Deck Mechanism View 2 B587 B521 B487 B416 B591 B590 B522 L1406 B148 B573 B499 B508 B574 B592 B585 B558 B518 B564 B557 B414 B572 B565 L1151 B525 B417 B568 B578 B133 B551 B579 B582 B580 B491 B583 B513 B488 B581 B559 B507...
  • Page 123 Deck Mechanism View 3 L1321 B347 L1321 B355 B354 B483 L1341 B425 B482 B562 B300 B563 B313 B529 B360 B359 B361 B555 Some Ref. Numbers are not in sequence. B303 B514 H9740DEX 2-6-3...
  • Page 124: Deck Parts List

    DECK PARTS LIST Ref. No. Description Part No. Code CYLINDER ASSEMBLY MK12.5 PAL 6HD 9HSN2367CYL LOADING MOTOR ASSEMBLY MK12.5 9HS0VSA14636 SLIDE PLATE MK12.5 9HS0VM416429 PULLEY ASSEMBLY(HI) MK12 9HS0VSA13501 MOVING GUIDE S P.P MK12.5 9HS0VSA14717 MOVING GUIDE T P.P MK12.5 9HS0VSA14639 LOADING ARM(TU) ASSEMBLY MK12 9HS0VSA13300 LOADING ARM(SP) ASSEMBLY MK12...
  • Page 125 Ref. No. Description Part No. Code B572 P.S.W CUT 1.6X4.0X0.5T 9HS0VM408485A B573 REEL S MK11 9HS0VM203436 B574 REEL T MK10 9HS0VM202872C B578 TR GEAR A MK10 9HS0VM304440 B579 TR GEAR B MK12 9HS0VM305900 B580 TR GEAR C MK12 9HS0VM305743A B581 CENTER GEAR MK11 9HS0VM305081 B582...
  • Page 126 DV-NC100S/DV-NC100S(S)/DV-NC100S(Q)/DV-NC100S(Y)/DV-NC100S(R) © COPYRIGHT 2004 BY SHARP CORPORATION ALL RIGHTS RESERVED. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of the publisher.

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