JVC HM-DH40000K Service Manual
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JVC HM-DH40000K Service Manual

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SERVICE MANUAL
D-VHS DIGITAL RECORDER
8
2003
82988
Regading service information other than these sections, refer to the service manual No. 82933 (HM-DH40000U).
Also, be sure to note important safety precautions provided in the service manual.
SPECIFICATION
COPYRIGHT © 2003 VICTOR COMPANY OF JAPAN, LIMITED
HM-DH40000K
REMOTE
POWER
CODE
A/B/C/D
TV/VCR
VCR
CABLE
TV
/DBS
PROGRAM
PROG.CHECK
TIMER
START
STOP
DATE
TV/VCR CH
REC
. , ?
LINK
ABC
DEF
SUBTITLE
REC
JKL
MNO
SPEED
GHI
DBS
DAILY
WEEKLY
ENTER
PQRS
TUV
WXYZ
C. RESET
AUX
CANCEL
SKIP
SEARCH
PLAY
STOP
MENU
TV
VOL
NAVI
MTP
NTSC
HM-DH40000K
D2D4
No.82988
2003/8

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  • Page 1 SERVICE MANUAL D-VHS DIGITAL RECORDER 82988 2003 HM-DH40000K REMOTE POWER CODE A/B/C/D TV/VCR CABLE NTSC /DBS PROGRAM PROG.CHECK TIMER START STOP DATE TV/VCR CH . , ? LINK SUBTITLE SPEED DAILY WEEKLY ENTER PQRS WXYZ C. RESET CANCEL SKIP SEARCH...
  • Page 2 DIFFERENCE LIST DIFFERENT TABLE OF FEATURE The following table indicates main different points between models HM-DH40000U and HM-DH40000K ITEM HM-DH40000U HM-DH40000K POWER VOLTAGE 120V / 60Hz 110V / 60Hz D-VHS CLEANING TAPE PROVIDED OPTIONAL INSTRUCTION / LANGUAGE ENGLISH, FRENCH KOREAN...
  • Page 3 SERVICE MANUAL D-VHS DIGITAL RECORDER 82933 2003 HM-DH40000U REMOTE POWER CODE A/B/C/D TV/VCR NTSC CABLE /DBS PROGRAM PROG.CHECK TIMER START STOP DATE TV/VCR CH . , ? LINK SUBTITLE SPEED DAILY WEEKLY ENTER PQRS WXYZ C. RESET CANCEL SKIP SEARCH PLAY STOP MENU...

  • Page 4: Table Of Contents

    TABLE OF CONTENTS PRECAUTIONS ............... .1-3 SAFTY PRECAUTIONS .

  • Page 5: Precautions

    SECTION 1 PRECAUTIONS 1.1 SAFTY PRECAUTIONS Prior to shipment from the factory, JVC products are strictly in- quently, when servicing these products, replace the cathode spected to conform with the recognized product safety and elec- ray tubes and other parts with only the specified parts. Under trical codes of the countries in which they are to be no circumstances attempt to modify these circuits.Unautho-...
  • Page 6 1.1.2 Safety Check after Servicing Examine the area surrounding the repaired location for damage (4) Leakage current test or deterioration. Observe that screws, parts and wires have been Confirm specified or lower leakage current between earth returned to original positions, Afterwards, perform the following ground/power cord plug prongs and externally exposed ac- tests and confirm the specified values in order to verify compli- cessible parts (RF terminals, antenna terminals, video and...

  • Page 7: Specific Service Instructions

    SECTION 2 SPECIFIC SERVICE INSTRUCTIONS 2.1 Disassembly flow chart 2.3 Disassembly/assembly method This flowchart lists the disassembling steps for the cabinet parts Step/ Fig. and P.C. boards in order to gain access to item(s) to be serviced. Part Name Point Note Loc No.
  • Page 8 <Note 2a> • Be careful not to damage the connector and wire etc. during connection and disconnection. • When connecting the flat wire to the connector, be careful with the wire direction. (S1a) [1] Top cover <Note 2b> • When reattaching the Front panel assembly, make sure that (S1b) the door opener “a”...
  • Page 9 (S3a) (S3a) (S5a) (S3a) Shield case (PRE) WR5a <Note 4a> Switching regulator CN5303 board assembly (L5a) (S5b) CN5305 CN5301 WR3a PRE/REC <Note 2a> board assembly CN604 WR5b <Note 2a> CN603 (CN3011) Fig.D3 Fig.D5 (S4a) Note : When installing Drum assembly, CN8003 secure the screws (S6a to S6c) in the order of a, b, c.
  • Page 10 (S9a) Note : When installing the Mechanism assembly, secure the screws (S7a to S7b) in order of a, b. WR7a (S7d) <Note 2a> (S7b) (S7e) (S7a) <Note 6a> <Note 6a> WR7b (S7c) Q3003 [7] Mechanism End sensor assembly <Note 6a> [9] Main board assembly (L7a) (L7a)

  • Page 11: Service Position

    2.4 Service position blies. If they are improperly grounded, there may benoise on the playback picture or FDP counter display- This unit has been designed so that the Mechanism and Main may move even when the mechanism is kept in an inop- board assemblies can be removed together from the chassis as- erative status.

  • Page 12: Mechanism Service Mode

    2.5 Mechanism service mode 2.7 Opening on the chassis This model has a unique function to enter the mechanisminto ev- The chassis of this VCR has openings for diagnosis of some ery operation mode without loading of any cassette tape. This parts on the board assembly.

  • Page 13: Emergency Display Function

    2.8 Emergency display function Notes: • The EMG detail information <1><2> show the informa- This unit has a function for storing the history of the past two tion on the latest EMG. emergencies (EMG) and displaying them on each FDP (or OSD). It becomes “...
  • Page 14 2.8.3 EMG content description Note: EMG contents “E08/E09” are for the model with Dynamic Drum (DD). CONTENT CAUSE E01: Loading EMG When the mechanism mode cannot be 1. The mechanism is locked in the middle of mode transition. changed to another mode even when the 2.
  • Page 15 2.8.4 EMG detail information <1> *2 : Mechanism operation mode The status (electrical operation mode) of the VCR and the status [Common table of MN* and M3*] (mechanism operation mode/sensor information) of the mecha- Display Mechanism operation mode nism in the latest EMG can be confirmed based on the figure in MN* M3* Command standby (Status without executing command) EMG detail information <1>...
  • Page 16 3- : Mechanism sensor information *5 : Cassette tape type <1> [Common table of MN*, HD* and M3*] Display Cassette tape type <1> Cassette type not identified Mechanism sensor information Large reel/small reel (T-0 to T-15/T-130 to T-210) not classified Display MN* / HD* REC safety...

  • Page 17: Mechanism Adjustment

    SECTION 3 MECHANISM ADJUSTMENT 3.1 Before starting repair and adjustment 3.1.1 Precautions (4) Bring the pole base assembly to a pause when it reaches (1) Unplug the power cord plug of the VCR before using your the position where it is hidden behind the cassette tape. soldering iron.
  • Page 18 3.1.4.2 In case of mechanical failure 3.1.5 Maintenance and inspection If you cannot remove the cassette tape which is loaded because 3.1.5.1 Cleaning of any mechanical failure, manually remove it by taking the fol- Regular cleaning of the transport system parts is desirable but lowing steps.
  • Page 19 3.1.7 Location of major mechanical parts UV catcher2 (supply and take-up side) A/C head Head base Loading motor Drum assembl y Stator assembly Guide pole guard Pinch roller arm Full erase head assembly Lid guide Press lever Pole base assembly assembly (supply side) Guide arm...
  • Page 20 3.1.8 Disassembling procedure table The following table indicates the order in which parts are re- represent the numbers in the “Location of major mechanical moved for replacement. To replace parts, remove them in the or- parts” table. Also, the “T”, “B”, and “T/B” on the right of each part der of 1 to 18 as shown in the table.

  • Page 21: Replacement Of Major Parts

    3.2 Replacement of major parts 3.2.3 Cassette holder assembly 3.2.1 Before starting disassembling (Phase matching be- 3.2.3.1 How to remove tween mechanical parts) (1) Remove the guide rail and roller cam assembly. (See Before starting disassembling (Phase matching between me- Fig.3-2-3a.) chanical parts) (3 lugs on the guide rail and one lug on the roller cam as-...
  • Page 22 (5) While holding the left side of the cassette holder, lift the 3.2.3.2 How to install (Phase matching) cassette holder assembly so that the three legs on the left (1) Insert the section (A) of the drive arm into the section (B) of side are all released.
  • Page 23 3.2.6 A/C head Notches Guide hole Notch 3.2.6.1 How to remove Relay gear (1) Remove the two screws (A) and remove the A/C head to- gether with the head base. (2) When replacing only the A/C head, remove the three screws (B) while controlling the compression spring.
  • Page 24 3.2.8.2 How to install (Centering the mounting position) When the capstan motor has once been removed and then rein- Loading motor board assemb ly stalled out of the initial correct position in the rotational direction, Loading motor the capstan motor current may be unstable during operation in Lugs high or low temperatures.
  • Page 25 3.2.10 Rotary encoder 3.2.12 Change lever assembly, direct gear, clutch gear and coupling gear 3.2.10.1 How to remove (1) Remove the screw (A) and remove the rotary encoder by 3.2.12.1 How to remove pulling it up. (See Fig. 3-2-10a.) (1) Release the two lugs of the rotary encoder guide in the ar- row-indicated direction and remove the change lever as- sembly.
  • Page 26 3.2.13 Link lever 3.2.14 Cassette gear, control cam and worm gear 3.2.13.1 How to remove 3.2.14.1 How to remove (1) Remove the two slit washers. (1) Remove the control cam by lifting it. (2) Remove the link lever by lifting it from the shaft retained by (2) Open the two lugs of the cassette gear outward and pull the the slit washers.
  • Page 27 (3) Install the control plate so that the section A of the loading (3) Turn the loading arm gear (take-up side) clockwise so that arm gear shaft fits into the hole (A) of the control plate, the the notch of the loading arm gear (take-up side) is in align- section B of the control plate guide into the hole (B), and ment with the projection of the loading arm gear shaft and the control plate comes under the section C of the rotary...
  • Page 28 3.2.17 Take-up lever, take-up head and control plate 3.2.17.1 How to remove (1) Remove the spring of the take-up lever from the main deck. (2) Remove the lug (A) of the take-up lever from the main deck Spring and pull out the take-up lever and the take-up head togeth- Sub brake assembly Lug(A)
  • Page 29 3.2.21 Tension brake assembly, reel disk (supply side) and 3.2.23 Stator assembly tension arm assembly (1) Remove the flat cable. (2) Remove the two screws (A), (B) and remove the lug wire. 3.2.21.1 How to remove (3) Remove the stator assembly by lifting in the arrow-indicat- (1) Remove the three lugs of the tension brake assembly from ed direction.

  • Page 30: Compatibility Adjustment

    3.3 Compatibility adjustment 3.3.2 FM waveform linearity Notes: Signal (A1) • Alignment tape(SP, stairstep, NTSC) [MHP] (A2) • Alignment tape(EP, stairstep, NTSC) [MHP-L] • Although compatibility adjustment is very important, it Mode • PB is not necessary to perform this as part of the normal servicing work.
  • Page 31 (5) Turn the A/C head positioning tool fully toward the capstan. Improper Proper Then turn it back gradually toward the drum and stop on the second peak point position of the V.PB FM waveform out- put level. Then tighten the screws (4) and (5). (6) Perform the tracking operation and make sure that the (a) Guide roller V.PB FM waveform is at its maximum.
  • Page 32 Mechanism Timing Chart EJECT CASS- Mechanism mode CASS-INS FF/REW STOP SLOW/STILL PLAY Control plate mark HIGH C CH HIGH Rotary encoder B CH HIGH A CH Control cam angle 264. 318. 412. Rotary encoder 114. 150. 167. 178. 207. 218. 240.

  • Page 33: Electrical Adjustment

    SECTION 4 ELECTRICAL ADJUSTMENT 4.1 Precaution • Set the switches as shown below unless otherwise speci- fied on the relevant adjustment chart. The switches that The following adjustment procedures are not only necessary after re- are not listed below can be set as desired. placement of consumable mechanical parts or board assemblies, but If the VCR is not equipped with the functions detailed be- are also provided as references to be referred to when servicing the...

  • Page 34: Servo Circuit

    4.2 Servo circuit (5) Transmit the code (F) from the Jig RCU to adjust so that the duration “a” from the waveform end (Hi/Low switching point 4.2.1 Switching point of D.FF) to the rising edge of subcode area becomes the Signal (A1) •...
  • Page 35 (3) Set the VCR to the EVR mode by transmitting the code (F1) EVR mode (F1) • Jig code “95” from the Jig RCU. EVR address (F2) • "03 : **" (F3) • Jig code “23” (4) Set the EVR address to (F2) by transmitting the code (F3) (F4) •...

  • Page 36: Audio Circuit

    4.3.5 EE COLOR (S-VHS) level (6) If the specified value (G1) is not obtained, adjust the Ad- justment part (F) so that the waveform level of the lower Signal (A1) • Internal color bar channel level becomes the specified value (G2). (Adjust (A2) •...
  • Page 37 4.5.2 HD EE COMPONENT CB level (1) Insert the cassette tape (A3) to enter the mode (B1). (2) Apply the external trigger signal to D.FF (E) to observe the Signal (A1) • Ext. input (i. LINK) waveform appeared at the measuring point (D). (A2) •...
  • Page 38 Parts identified by the  symbol are critical for safety. Replace only with specified part numbers. BEWARE OF BOGUS PARTS Parts that do not meet specifications may cause trouble in regard to safety and performance. We recommend that genuine JVC parts be used. 1. EXPLODED VIEW 1.1 PACKING AND ACCESSORY ASSEMBLY <M1>...
  • Page 39 1.2 FINAL ASSEMBLY <M2> 562B WR20 562A 564A 562C 515A 515B DIGITAL BOARD ASSY <50> from DRUM TERMINAL SUB BOARD ASSY CN604 (Incl. <52> TB1) <52> PRE/REC BOARD ASSY <43> Q3003 MAIN BOARD ASSY <03> D3001 from MAIN WR1 Q3002 S3002 REC SAFETY BOARD ASSY CN5001...
  • Page 40 WR12 WR25 WR11 WR13 WR10  Symbol No. Part No. Part Name Description Local PACKING AND ACCESSORY ASSEMBLY <M1>  Symbol No. Part No. Part Name Description Local  518 QAR0119-001 STATOR ASSY QYSPSPH2606Z SCREW 2.6mm x 6mm(x2)  525 LP10140-011A BOTTOM CHASSIS LP31128-001B...
  • Page 41 1.3 MECHANISM ASSEMBLY <M4> A/C HEAD BOARD ASSY <12> LOADING MOTOR BOARD ASSY <55> NOTE:The section marked in AA and BB indicate lubrication and greasing areas. Classification Part No. Symbol in drawing Grease KYODO-SH-P or KYODO-SH-JB COSMO-HV56 3-4(No.82933)
  • Page 42  Symbol No. Part No. Part Name Description Local MECHANISM ASSEMBLY <M4>  Symbol No. Part No. Part Name Description Local LP40593-004A CLUTCH UNIT 3 PQM30017-47 SLIT WASHER LP30696-002A CLUTCH GEAR 4 LP20884-002F MAIN DECK ASSY LP30697-003A COUPLING GEAR LP40275-002B PLATE(SUPPLY) LP40554-002A COMP.
  • Page 43 2. PARTS LIST  Symbol No. Part No. Part Name Description Local SWITCHING REGULATOR BOARD ASSEMBLY <01> D5403 MTZJ5.6C-T2 Z DIODE  Symbol No. Part No. Part Name Description Local D5403 or RD5.6ES/B3/-T2 Z DIODE  PC5101 PS2501-1 IC(PHOTO COUPLER) LPA10168-01B SWITCHING REGULATOR BOARD ASSY ...
  • Page 44  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local L5202 QQR1169-001 CHOKE COIL or 2PA1576/R/-X TRANSISTOR L5203 PELN1184 CHOKE COIL DTC144WUA-X DIGI TRANSISTOR L5401 PELN1184 CHOKE COIL or PDTC144WU-X DIGI TRANSISTOR L5402 QQR1326-001 CHOKE COIL...
  • Page 45  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local Q2253 or PDTC144WU-X DIGI TRANSISTOR Q5504 or PDTC114EU-X DIGI TRANSISTOR Q2253 or UN521E-X DIGI TRANSISTOR Q5505 DTA114EUA-X DIGI TRANSISTOR Q2253 or RN1309-X DIGI TRANSISTOR Q5505 or UN5111-X DIGI TRANSISTOR...
  • Page 46  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local NDC21HJ-151X C CAPACITOR 150pF 50V J C531 NDC21HG-301X C CAPACITOR 300pF 50V G NCB21EK-104X C CAPACITOR 0.1uF 25V K C532 NDC21HG-301X C CAPACITOR 300pF 50V G NDC21HJ-7R0X C CAPACITOR...
  • Page 47  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local C2623 NCB21HK-103X C CAPACITOR 0.01uF 50V K C6517 NCB21CK-224X C CAPACITOR 0.22uF 16V K C2626 NCB21HK-103X C CAPACITOR 0.01uF 50V K C7101 NRSA02J-0R0X MG RESISTOR 0Ω...
  • Page 48  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local R1708 NRSA02J-473X MG RESISTOR 47kΩ 1/10W J R2662 NRSA02J-472X MG RESISTOR 4.7kΩ 1/10W J R2003 NRSA02J-101X MG RESISTOR 100Ω 1/10W J R2663 NRSA02J-472X MG RESISTOR 4.7kΩ...
  • Page 49  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local R3214 NRSA02J-103X MG RESISTOR 10kΩ 1/10W J R5604 NRSA63J-151X MG RESISTOR 150Ω 1/16W J R3215 NRSA02J-103X MG RESISTOR 10kΩ 1/10W J R5605 NRSA63D-182X MG RESISTOR 1.8kΩ...
  • Page 50  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local CN2001 QGF1207C1-07 CONNECTOR FFC/FPC (1-7) NRSA02J-0R0X MG RESISTOR 0Ω 1/10W J CN2002 QGB2532J1-02 CONNECTOR B-B (1-2) NRSA02J-0R0X MG RESISTOR 0Ω 1/10W J CN3001 QGF1207C1-05 CONNECTOR...
  • Page 51  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local Q621 or 2PC4081/R/-X TRANSISTOR FW7081 QUM033-07A4A4 PARA RIBON WIRE Q623 2SC4081/QRS/-X TRANSISTOR S7061 QSW0602-004 PUSH SWITCH REC SAFETY Q623 or 2SD1819A/QRS/-X TRANSISTOR S7063 QSW0695-001 PUSH SWITCH...
  • Page 52  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local C684 QEKJ0JM-107Z E CAPACITOR 100uF 6.3V M R665 NRSA02J-271X MG RESISTOR 270Ω 1/10W J C685 NCB21HK-103X C CAPACITOR 0.01uF 50V K R666 NRSA02J-271X MG RESISTOR 270Ω...
  • Page 53  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local NRSA02J-0R0X MG RESISTOR 0Ω 1/10W J Q401 or UN5211-X DIGI TRANSISTOR NRSA02J-0R0X MG RESISTOR 0Ω 1/10W J Q401 or RN1302-X DIGI TRANSISTOR NRSA02J-0R0X MG RESISTOR 0Ω...
  • Page 54  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local Q1114 2SC4081/QRS/-X TRANSISTOR NDC31HJ-470X C CAPACITOR 47pF 50V J Q1115 2SA1576A/QR/-X TRANSISTOR NDC31HJ-470X C CAPACITOR 47pF 50V J Q1116 2SC4081/QRS/-X TRANSISTOR NDC31HJ-470X C CAPACITOR 47pF 50V J Q1117...
  • Page 55  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local C428 NCB31EK-103X C CAPACITOR 0.01uF 25V K C726 NBSH0GM-477X OS E CAPACITOR 470uF 4V M C429 NCB31CK-104X C CAPACITOR 0.1uF 16V K C727 NCB31CK-104X C CAPACITOR...
  • Page 56  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local C1017 NCB31CK-104X C CAPACITOR 0.1uF 16V K C1313 NBE20JM-226X TA E CAPACITOR 22uF 6.3V M C1018 NCB31CK-104X C CAPACITOR 0.1uF 16V K C1314 NCB31CK-104X C CAPACITOR...
  • Page 57  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J R257 NRSA63J-103X MG RESISTOR 10kΩ 1/16W J NRSA63J-221X MG RESISTOR 220Ω 1/16W J R258 NRSA63J-103X MG RESISTOR 10kΩ...
  • Page 58  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local R485 NRSA63J-331X MG RESISTOR 330Ω 1/16W J R707 NRSA63J-0R0X MG RESISTOR 0Ω 1/16W J R486 NRSA63J-272X MG RESISTOR 2.7kΩ 1/16W J R708 NRSA63J-0R0X MG RESISTOR 0Ω...
  • Page 59  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local R918 NRSA63J-560X MG RESISTOR 56Ω 1/16W J R1125 NRSA63J-102X MG RESISTOR 1kΩ 1/16W J R919 NRSA63J-560X MG RESISTOR 56Ω 1/16W J R1126 NRSA63J-331X MG RESISTOR 330Ω...
  • Page 60  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local R1321 NRSA63J-472X MG RESISTOR 4.7kΩ 1/16W J RA708 NRZ0040-0R0X NET RESISTOR 0Ω 1/16W J x4 R1322 NRSA63J-472X MG RESISTOR 4.7kΩ 1/16W J RA713 NRZ0040-101X NET RESISTOR...
  • Page 61  Symbol No.  Symbol No. Part No. Part Name Description Local Part No. Part Name Description Local K1001 PELN0984-150Y NOISE FILTER NRSA63J-103X MG RESISTOR 10kΩ 1/16W J K1501 PELN0984-150Y NOISE FILTER NRSA63J-103X MG RESISTOR 10kΩ 1/16W J K1502 NQR0129-002X FERRITE BEADS NRSA63J-0R0X MG RESISTOR...

  • Page 62: Charts And Diagrams

    CHARTS AND DIAGRAMS NOTES OF SCHEMATIC DIAGRAM 4. Voltage measurement 1) Regulator (DC/DC CONV) circuits Safety precautions REC : Colour bar signal. The Components identified by the symbol : Alignment tape (Colour bar). critical for safety. For continued safety, replace safety —...
  • Page 63 CIRCUIT BOARD NOTES 1. Foil and Component sides 1) Foil side (B side) : Parts on the foil side seen from foil face (pattern face) are indicated. 2) Component side (A side) : Parts on the component side seen from component face (parts face) indicated.

  • Page 64: Board Interconnections

    BOARD INTERCONNECTIONS 3D DIGITAL / 4M JAPAN ONLY Page 2-1 CN7108 AUDIO_IN AUDIO_IN CH_SW CH_SW CN9301 CN7107 MOD_B MOD_B D/A_OUT[R] D/A_OUT[R] D/A_OUT[R] D/A_OUT[R] CONV[H] CONV[H] VIDEO_IN VIDEO_IN D/A_OUT[L] D/A_OUT[L] D/A_OUT[L] D/A_OUT[L] RF_AGC A/D_IN[R] A/D_IN[R] A/D_IN[R] A/D_IN[R] ( BT) RF_AGC TU_CE A/D_IN[L] A/D_IN[L] A/D_IN[L]...
  • Page 65 JAPAN ONLY Page 2-19 J7125 J7124 C.BOX PAUSE CN5601 PS3.3V PS3.3V PS1.8V PS1.8V PS5V PS3.3V(2) GND[D] GND[D] CN5303 GND[D] FAN6V GND[D] PS2.5V PS2.5V CN5602 SW12V Page 2-5 SW5V AUDIO[-] CN5502 CN5305 Page CN5501 CN5301 VIDEO/AUDIO Page SYNC DET Page AL5.1V AUDIO[-] AUDIO[-] S-SUB...

  • Page 66: Sw.reg And Main(Reg) Schematic Diagrams

    SW.REG AND MAIN(REG) SCHEMATIC DIAGRAMS D5403 MTZJ5.6C C5406 RD5.6ES/B3/ 0.01 D5202 T5001 F5001 FMX-12S QQS0142-001 R5408 CN5001 /250 FCF06A20 QQS0143-001 LF5001 C5102 YG901C2 R5103 4700p SF5LC20U 680k ER602FCT R5411 IC5401 MD1422N Q5401 2SC5739/QP/ P.GND CP5401 QMFZ049-2R5 VOUT D5001 L5201 D3SBA60 33µ...
  • Page 67 CN5501 AL5.1V D5402 1SS133 AUDIO[-] 1SS270A FAN_CTL[H] AL4V L5601 422N AL4V SHORT K5401 C5507 SHORT GND[D] C5408 P.GND GND[D] D5505 AL12V 11ES2 1A3G VOUT M12V VOUT M12V L5402 L5403 VOUT 10µ 10µ GND[M] VOUT GND[M] D5401 D1SF4A B5607 R5409 SHORT C5508 Q5602 2SC5739/QP/...

  • Page 68: Main (Video/Audio) Schematic Diagram

    MAIN (VIDEO/AUDIO) SCHEMATIC DIAGRAM TO FMA/DEMOD NA_PB NA_REC A.IN1[R] A.IN1[L] F.AUDIO[R] F.AUDIO[L] TO TERMINAL MAIN F.AUDIO[L] F.AUDIO[R] A.IN1[L] A.IN1[R] TO TUNER TU_VIDEO C2003 C2004 TO REG /6.3 SW12V OPEN SW5V DTA114WUA L2001 SHORT TO FMA/DEMOD FMA_CH1 FMA_COM FMA_CH2 TO DRUM DTA114WUA 1SS133 1SS133...
  • Page 69 R2004 OPEN R2007 R2003 C2001 C2014 C2002 OPEN OPEN 0.01 µ R118 /6.3 1.8k QAX0575 0.01 OPEN C120 2SA1576A/QR/ 0.01 /6.3 0.47 0.0047 µ 0.022 TO SYSCON 0.01 A.MUTE[H] EP_SHORT[L] SP_SHORT[L] V/STD/HS1.FF VIDEO_ENV I2C_DATA_A/V µ I2C_CLK_A/V V.PULSE µ C136 ET_REC[H] OPEN OPEN NORM/MESEC/S...

  • Page 70: Main (Sync Det) Schematic Diagram

    MAIN (SYNC DET) SCHEMATIC DIAGRAM TO REG SW5V SW12V R254 8.2k R256 100k TO S-SUB C255 Q253 2SC4081/RS Y/V_TO_DIGI R257 C254 OPEN TO SYSCON SYNC_DET[L]...
  • Page 71 ( SYNC DET ) R251 R254 R253 R252 8.2k 1.5k Q251 Q252 D251 2SA1576/RS DTC144W C252 DA204U 0.01 4081/RS R255 C253 470p C251 LF251 PELN0806 p30105001a_rev0 2-10...

  • Page 72: Main (S-Sub) Schematic Diagram

    MAIN (S-SUB) SCHEMATIC DIAGRAM R564 Q501 1.5k R562 R563 Q502 C562 0.01 B502 L501 10µ C513 C512 C509 0.01 C535 TO DIGITAL 0.01 R569 C_FROM_DIGI TO TERMINAL Y_FROM_DIGI C516 TO TERMINAL, Y/V_TO_DIGI SYNC DET C514 0.01 TO TERMINAL C_TO_DIGI C515 0.01 C536 0.01...
  • Page 73 R566 Q503 TP501 R504 3.6k C524 300p ±2 Y_TO_SE R567 IC502 R505 3.9k C525 300p ±2 VC2076DP Q504 C521 R506 R565 R507 1.2k C508 0.47 C526 100p R508 R509 1.6k C527 180p C522 R510 C523 ±0.5 C528 270p ±2 L504 C529 ±2 10µ...

  • Page 74: Main (Fma/Demod) Schematic Diagram

    MAIN (FMA/DEMOD) SCHEMATIC DIAGRAM C2222 0.01 TO REG SW12V SW5V DTC144WUA Q2201 PDTC144WU AL5V DTA144WUA UN521E PDTA144WU RN1309 AUDIO[-] C6504 UN511E Q2202 RN2309 C6517 R6502 0.22 3.3k R2220 C6506 TO TUNER COMP C6508 0.022 D2601 OPEN C6602 C2643 C2644 C6509 L6501 OPEN 0.01...
  • Page 75 Q2252 R2254 R2256 DTC144WUA 2.2k PDTC144WU UN521E RN1309 Q2251 DTC144WUA VR2251 PDTC144WU REC_FM_ADJ UN521E Q2254 Q2253 RN1309 DTC114EUA DTC144WUA PDTC114EU PDTC144WU UN5211 UN521E RN1302 RN1309 TP2253 A.PB_FM R2253 TO SYSCON C2208 0.015 ET_REC[H] R2257 680k I2C_DATA2 I2C_CLK2 C2259 0.33 A.MUTE[H] R2252 R2251 3.3k...

  • Page 76: Main (Syscon) Schematic Diagram

    MAIN (SYSCON) SCHEMATIC DIAGRAM ( SYSCON ) TO DRUM/MDA R4019 R4021 C4014 100p CN3001 DRUM_12V GND[M] DRUM_CTL_V R4018 D.PG R4017 D.FG Q4003 C4017 Q4002 DTC114EU DTC114EU 0.0022 C4016 820p NBP41CM-226X NBP41CM-226X IC3004 C4015 BA6956AN 220p C4103 C4105 TO LOADING NBE20JM-226X C4001 OPEN R4108...
  • Page 77 C3050 OPEN IC3005 BU2090FS R3248 R3250 R3249 C4014 C4013 C3033 C4012 C4011 R3247 100p 0.056 0.047 DTC114EU C4016 820p C4015 220p 0JM-226X 0JM-476X C3032 0.047 CTL[+] R3083 SVss CTL[-] R3081 HS_RECST[H] CTLBIAS CH2_RECST[H] R3080 C4007 OPEN CTLFB LS2_FF OPEN R3079 CTLAMPOUT FLY_ON[H] R3078...

  • Page 78: Main (Tuner) Schematic Diagram

    MAIN (TUNER) SCHEMATIC DIAGRAM TU6001 MAIN ( TUNER ) L6004 SHORT VR6601 TU6001 OPEN C6022 OPEN C6020 100P R6020 C6021 100P R6021 L6001 C6007 SHORT 1000 C6008 0.01 C6006 0.01 C6005 D6002 HZ30-2L R6034 L6032 C6033 R6031 SHORT 0.001 Q6031 CF6031 DTC114E OPEN...
  • Page 79 TO REG SW5V SW12V AL6V TO FMA/DEMOD COMP R6503 VR6601 R6504 R6034 C6033 R6030 0.001 3.3k TO VIDEO/AUDIO B6608 TU_VIDEO B6030 OPEN Q6031 DTC114E Q6030 2SB1218A/QR 2SA1576A/QR 2PA1576/R TO GR CN1901 CN1901 AL_17V BS_P.CTL AL6V SW12V GND( C) I2C_DATA I2C_CLK BIT_IN ANT_CTL BS_ANT...

  • Page 80: Main (Terminal) And Terminal Sub Schematic Diagrams

    MAIN (TERMINAL) AND TERMINAL SUB SCHEMATIC DIAGRAMS NOT USED J7126 D1/D3 J7127 J7127 J7127 J7123 Y_OUT Cr_OUT Cb_OUT OPEN J7128 JLIP D7101 D7102 OPEN OPEN D7103 OPEN R7137 R7138 J7108 J7108 J7108 J7108 R7139 R-OUT1 CN7104 CN7106 R-OUT2 J7125 J7124 C.BOX PAUSE CN7101...
  • Page 81 ( TERMINAL ) J7105 J7105 J7105 J7105 J7105 J7105 J7105 J7105 J7105 J7101 J7101 J7101 J7101 J7101 J7101 J7101 J7101 J7101 S-OUT1 S-IN1 J7108 J7108 J7108 J7108 J7107 J7107 J7107 J7107 J7106 J7106 J7106 J7106 J7104 J7104 J7104 J7104 J7103 J7103 J7103 J7103...

  • Page 82: Reset Sw,Rec Safety/D.cass Sw,Display And Jack Schematic Diagrams

    RESET SW,REC SAFETY/D.CASS_SW,DISPLAY AND JACK SCHEMATIC DIAGRAMS S7009 S7010 S7011 S7012 POWER TIMER S7005 S7006 S7007 S7008 PAUSE STOP/EJECT PLAY S7001 S7002 S7003 D-VHS D7001 1SS133 DI7001 LTG-0154M-J D7002 1SS133 D7003 1SS133 SG_D R7012 R7013 R7014 SG_J IC7001 PT6958-X SG_H R7015 SG_D SG_C/KS4...
  • Page 83 CN7006 FW7007 S7004 OPEN OPEN J7191 J7192 J7193 J7194 IC7002 QNN0023-004 QNN0022-003 QNN0022-002 QND0084-001 [38kHz] GP1U28X PEMC1009-04 PEMC1010-03 PEMC1010-02 GP1UM281XK RESET SW V.OUT C7011 /6.3 TO MAIN(SYSCON) CN3008 CN7002 R7192 R7194 D-CASS-SW SHORT C7192 L7193 OPEN SHORT C7194 OPEN RC_IN R7193 L7191 L7192...

  • Page 84: Pre/Rec Schematic Diagram

    PRE/REC SCHEMATIC DIAGRAM IC607 µ L611 Q605 R696 C656 R686 /6.3 4.7k Q606 R687 4.7k R695 C696 Q607 R691 L601 µ R688 R692 R605 B606 SHORT Q601 R693 R694 IC608 R689 TC74HC02AF R604 Q609 R607 R690 0Ω R601 Q608 R606 DMAIN IF 0Ω...
  • Page 85 µ L611 C656 C653 C647 /6.3 0.01 0.022 C657 C649 0.01 0.01 C655 C654 0.01 0.01 C643 C652 R642 R641 C648 R639 IC601 /6.3 C651 C650 /6.3 CXA1702AR R637 C624 0.01 R636 3.9k C646 0.01 C622 0.01 R622 R621 C642 C731 C623 R746...

  • Page 86: Digital(Sub Cpu) Schematic Diagram

    DIGITAL (SUB CPU) SCHEMATIC DIAGRAM SIO_UART1_TX DIGITAL OPEN ( SUB CPU ) OPEN TC74VHC05FT OPEN OPEN OPEN TO SUB CPU AL5V AL3.3V[D] TO DMAIN IF SW12V SW5V PS3.3V[A] BC_D[0] BC_D[0] BC_D[1] BC_D[1] TO DMAIN BC_D[2] BC_D[2] SW12V BC_D[3] BC_D[3] SW5V BC_D[4] BC_D[4] AL3.3V[D]...
  • Page 87 TO MAIN (SYSCON) CN3009 CN8003 QGF1016F2-16W TXD_H 0Ω SEQ_P 0Ω OPEN OPEN SEQUENCE_PULSE RXD_H 0Ω LANC_TXD_H AT_ON 0Ω AT_ON HSPB_FF OPEN HS2_FF HSPA_FF DFF/HS1_FF SVREF30 0Ω SVREF30 REF5HZ 0Ω REF5HZ TC74VHC05FT ZP46 0Ω ZP45 RESET[H] KBUS_REQ_H 0Ω KBUS_REQ KBUS_CLK5V 0Ω KBUS_CLK KBUS_RXD/TXD P.MUTE[H]...

  • Page 88: Digital(Dmain) Schematic Diagram

    DIGITAL (DMAIN) SCHEMATIC DIAGRAM DIGITAL ( DMAIN ) IC203 K4S161622D-TC80 HY57V16160DTC8 DMD[0-15] DMA[0-11] C240 C241 /6.3 K211 PELN0984-150Y R257 TO E5 TSINVALID ENC_ST TSINPST ENCDATA[7] TSIN7 ENCDATA[6] TSIN6 ENCDATA[5] TSIN5 ENCDATA[4] TSIN4 ENCDATA[3] TSIN3 ENCDATA[2] TSIN2 TO E5 ENCDATA[1] TSIN1 ENCDATA[0-7] ENCDATA[0] ENCDATA[0-7]...
  • Page 89 K213 OPEN K212 K210 OPEN 0Ω PS3.3V[A] TO SUB CPU SW12V R255 R262 OPEN R261 C231 R263 X202 OPEN C232 D203 IC209 C244 MA8033/H/-X OPEN OPEN IC204 MK3727D D204 OPEN D202 OPEN R259 R254 R260 0Ω 0Ω B216 IC205 C235 OPEN C243 C236...

  • Page 90: Digital(Dmain If) Schematic Diagram

    DIGITAL (DMAIN IF) SCHEMATIC DIAGRAM TO DMAIN DAOUTA DISCRIA L401 L402 10µ 10µ VCO19ACTL ADCKA IC402 TLC2932-X R405 C410 C407 0.01 LOGVDD VCOVDD Q429 R403 /6.3 OPEN DIGITAL /6.3 SELECT RBIAS R404 2.2k VCOOUT VCOIN R406 ( DMAIN IF ) FINA VCOGND R499...
  • Page 91 R424 L404 µ 10µ Q405 Q406 R407 R409 R414 R415 2SC3930/C/ 2SC4081/QRS/ Q402 R425 UMT2N R421 C414 R429 0.012 C416 C417 C410 C411 R420 0.01 Q408 R412 /6.3 2SA1532/C/ 0Ω 3.9k Q409 R413 2SC5632 Q427 0Ω UMT2N Q407 2SC3930/C/ Q403 C415 UMX2N 1µ...

  • Page 92: Digital(E5) Schematic Diagram

    DIGITAL (E5) SCHEMATIC DIAGRAM E5_VDD25 C543 DDR_A[0-13] SDRAM_DQ[16-31] DIGITAL OPEN C540 µ (E5) R501 R502 OPEN R503 OPEN TO AUDIO R504 OPEN DADI R505 ASCLK R506 ALRCK R508 R510 ACLK ADDO R512 0Ω R513 R514 TO DMAIN E5_27M R516 VCO_CTL R517 0Ω...
  • Page 93 R597 SDRAM_DQ[0-15] TO DMAIN E5_XCS RD/WR[L] TP506 B502 OE[L]/LDS[L] 0Ω DTACK[L] REF60 TO SUB CPU KBUS_REQ KBUS_OUT_L TO MEMORY R569 DTACK_WAIT R568 OE[L]/LDS[L] R567 UWE[L]/UDS[L] R566 MEDUSA_INT[L] R565 RD/WR[L] R591 R563 OPEN R562 R561 R560 R559 TP_WAIT[L] R590 TP504 E5_VPAD R558 R586 CS_L[4]...

  • Page 94: Digital(E5 Ddr) Schematic Diagram

    DIGITAL (E5 DDR) SCHEMATIC DIAGRAM RA728 SDRAM_DQ[16] SDRAM_DQ[16] RA701 0Ω DDR_DQ[16] SDRAM_DQ[17] SDRAM_DQ[17] DDR_DQ[17] DIGITAL SDRAM_DQ[18] SDRAM_DQ[18] DDR_DQ[18] SDRAM_DQ[19] SDRAM_DQ[19] DDR_DQ[19] RA729 SDRAM_DQ[20] SDRAM_DQ[20] RA702 0Ω DDR_DQ[20] DDR_A[0] (E5 DDR) SDRAM_DQ[21] SDRAM_DQ[21] DDR_DQ[21] DDR_A[1] C711 µ SDRAM_DQ[22] SDRAM_DQ[22] DDR_DQ[22] DDR_A[2] SDRAM_DQ[23] SDRAM_DQ[23] DDR_DQ[23]...
  • Page 95 IC704 IC705 K4H281638D-TCB3 K4H281638D-TCB3 DDR_A[0] DDR_DQ[0] RA725 DDR_A[0] DDR_A[0] DDR_DQ[16] DDR_A[1] DDR_DQ[1] DDR_A[1] DDR_A[1] DDR_DQ[17] DDR_A[2] DDR_DQ[2] DDR_A[2] DDR_A[2] DDR_DQ[18] DDR_A[3] DDR_DQ[3] DDR_A[3] DDR_A[3] DDR_DQ[19] DDR_A[4] DDR_DQ[4] RA726 DDR_A[4] DDR_A[4] DDR_DQ[20] DDR_A[5] DDR_DQ[5] DDR_A[5] DDR_A[5] DDR_DQ[21] DDR_A[6] DDR_DQ[6] DDR_A[6] DDR_A[6] DDR_DQ[22] DDR_A[7] DDR_DQ[7]...

  • Page 96: Digital(Memory) Schematic Diagram

    DIGITAL (MEMORY) SCHEMATIC DIAGRAM DIGITAL ( MEMORY ) LH_AR[17] IC801 TO DMAIN OPEN IC802 LH_AR[6-15] HY29LV320TT-90 LH_AR[6-15] MADD[6-21] LH_AR[1] MADD[6] LH_AR[16] MADD[6-21]/MDT[0-15] I/O1 MADD[1-5] LH_AR[2] MADD[7] LH_AR[15] MADD[1-5] I/O2 BYTE LH_AR[3] MADD[8] LH_AR[14] I/O3 MADD[14] LH_AR[4] MADD[9] LH_AR[13] I/O4 DQ15/A-1 MADD[15] LH_AR[5] MADD[10]...
  • Page 97 LH_AR[17] LH_AR[17] IC806 OPEN C802 IC803 9LV320TT-90 HY29LV320TT-90 LH_AR[16] LH_AR[16] LH_AR[15] LH_AR[15] BYTE BYTE BYTE LH_AR[14] LH_AR[14] MADD[21] LH_AR[13] MADD[21] LH_AR[13] MADD[21] DQ15/A-1 DQ15/A-1 DQ15/ MADD[13] LH_AR[12] MADD[13] LH_AR[12] MADD[13] MADD[20] LH_AR[11] MADD[20] LH_AR[11] MADD[20] DQ14 DQ14 DQ14 MADD[12] LH_AR[10] MADD[12] LH_AR[10] MADD[12]...

  • Page 98: Digital(Digital If) Schematic Diagram

    DIGITAL (DIGITAL IF) SCHEMATIC DIAGRAM R1517 0Ω K1501 R1508 R1518 PELN0984-150Y 0Ω OPEN C1508 OPEN C1501 /6.3 C1502 R902 0Ω R903 0Ω C1504 C1503 IC1501 R1509 0Ω R1510 0Ω R1514 RA1503 0Ω R1503 4.7K OPEN R1504 OPEN Q1501 DTC144EUA-X R1505 RA1504 0Ω...
  • Page 99 L901 PELN0984-150Y 10µ C904 C905 /6.3 C901 OPEN K902 R925 C915 K903 0Ω IC902 OPEN C908 K901 OPEN R901 OPEN L902 L902 L902 L902 L902 L902 L902 L902 NQR0444-001X J901 QNZ0486-001 IC901 R904 _0.5% R905 5.6k _0.5% J902 QNZ0486-001 R924 L903 L903 L903...

  • Page 100: Digital(Video) Schematic Diagram

    DIGITAL (VIDEO) SCHEMATIC DIAGRAM DIGITAL R1126 R1124 R1122 R1112 R1118 Q1110 ( VIDEO ) C1118 Q1108 Q1109 R1123 R1119 C1117 C1119 R1199 Q1107 1.2k R1176 L1101 R1121 µ R1128 FL1101 NQR0393-001X R1115 0Ω Q1111 D1102 C1102 µ 1SS355 R1125 R1127 C1103 µ...
  • Page 101 R1118 IC1002 HY57V161610DTC8 K4S161622D-TC80 Q1107 C1041 RA1016 RA1013 DQ15 DQ15 R1115 DQ14 DQ14 VSSQ VSSQ DQ13 DQ13 DQ12 C1042 DQ12 C1047 RA1014 VDDQ VDDQ RA1015 DQ11 DQ11 DQ10 DQ10 VSSQ VSSQ R1132 C1043 C1046 VDDQ VDDQ LDQM N.C/RFU Q1112 UDQM WE( L) UDQM R1064...

  • Page 102: Digital(Audio) Schematic Diagram

    DIGITAL (AUDIO) SCHEMATIC DIAGRAM DIGITAL ( AUDIO ) R1337 Q1303 100k 2SC4081/QRS/ R1333 R1327 4.7k C1328 R1325 470p C1330 C1340 100p C1332 R1323 R1335 C1334 C1336 OPEN OPEN R1329 R1321 4.7k IC1303 BA15218F TO MAIN R1330 R1322 4.7k (TERMINAL) CN7107 C1335 C1337 CN9301...
  • Page 103 L1303 TO SUB CPU 10µ L1302 10µ R1343 SW5V 0Ω AL5V AUDIO[-] R1331 PS3.3V[D] L1301 Q1301 10µ DTA144WUA B1301 OPEN R1339 C1319 C1318 /6.3 Q1302 DTC144WUA R1312 OPEN R1348 TO SUB CPU OPEN C1314 C1315 /6.3 A_MUTE R1310 R1309 R1308 R1307 R1311 C1316...

  • Page 104: Sw.reg, Display, Rec Safety, Jack And Terminal Sub Circuit Boards

    SW.REG, DISPLAY, REC SAFETY, JACK AND TERMINAL SUB CIRCUIT BOARDS <01> SW.REG DANGEROUS VOLTAGE LPB10168-001B R5320 R5307 R5319 CN5001 D5304 D5206 C5102 C5001 R5104 D5102 R5103 D5207 R5101 LF5001 VA5003 C5002 R5106 D5204 R5105 D5205 D5001 C5205 C5204 CN5305 <36>JACK LPB10176-001B J7194 J7191...
  • Page 105 CAUTION : FOR CONTINUED PROTECTION AGAINST FIRE HAZARD , REPLACE ONLY WITH SAME TYPE AND RATED FUSE ( S ) . ATTENTION : REPLACER PAR DES FUSIBLE DE MEME TYPE. R5421 is attached to either the solder side or the parts side. SOLDER SIDE CN5303 R5320...

  • Page 106: Main Circuit Board

    MAIN CIRCUIT BOARD <03>MAIN LPB10177-001C Q2053 R2058 Q5508 D7104 R5509 Q5509 J7108 Q5510 Q7151 R2060 D5507 R7117 J7125 J7124 B5605 L7151 R7116 CN7101 C7132 C713 Q7102 R7134 CN7105 Q2055 R7136 R3281 R3279 R3277 R3278 R3280 R2067 IC3005 IC3006 R3276 IC7103 CN7102 L7101 R2019...
  • Page 107 D7107 J7101 J7105 L6001 J7108 J7107 J7106 J7104 J7103 J7102 R7105 R7111 R7126 R7120 R7102 R7104 R7103 C6007 R7116 R7110 R7125 R7115 R7108 7132 R2605 C7131 Q7102 R2608 R7134 R2606 B7102 C2612 L7102 7136 C2604 R2627 R2607 C2623 C6022 C7103 R2610 R7129 C6020...

  • Page 108: Component Parts Location Guide
    Lpb10177-001C

    COMPONENT PARTS LOCATION GUIDE <MAIN> LPB10177-001C REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION CAPACITOR C1707 B C 16K C3052 B C 13D A D 19L Q2052 B C 4O R1702 B C 16K R3042...

  • Page 109: Pre/Rec Circuit Board

    PRE/REC CIRCUIT BOARD <43> PRE/REC COMPONENT SIDE ( A ) LPB10174-001B TP622 TP602 TP612 TP621 C625 C627 C682 R627 R697 CN601 R629 CN602 IC601 C684 R628 C624 C652 C629 C655 L611 C651 C734 C611 C665 R655 R662 R654 C674 C677 C639 R667 R665...

  • Page 110: Digital Circuit Board

    DIGITAL CIRCUIT BOARD <50> DIGITAL LPB10175-001B CN9001 CN8005 CN402 CN401 CN9301 R432 C418 C454 C444 Q1304 R472 C1343 Q424 R1333 R479 C453 R1334 L408 C1331 R88 B3 C1330 R1337 R489 R1192 C1341 R494 R492 R1330 Q422 C1332 R1329 R490 Q1133 Q426 R491 R1189...
  • Page 111 COMPONENT SIDE ( A ) CN8003 CN8004 CN201 CN8801 R817 R88 B3 C902 R1517 K901 R805 RA901 RA902 C107 R810 C903 R804 R924 R806 Q801 R1518 K902 R803 IC902 R802 C1503 IC1501 C1501 IC901 C108 C1504 R911 C906 C907 R1504 C110 R1503 R1505...

  • Page 112: Component Parts Location Guide Lpb10175-001B

    COMPONENT PARTS LOCATION GUIDE <DIGITAL> LPB10175-001B REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION CAPACITOR C237 B C 7A C720 B C 14D C1044 B C 4B CN8002 A C 1C Q402 A C 5A...
  • Page 113 REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION R1129 B C 3C R1512 A C 12D OTHER R1132 B C 2C R1513 A C 12C FL401 A C 5C R1133 A C 3A R1514 A C 12C FL402 A C 7D R1135 A C 3A R1517 A C 12D...

  • Page 114: Remote Controller Schematic Diagram

    REMOTE CONTROLLER SCHEMATIC DIAGRAM ( LP21036-008 ) KEY No. KEY NAME TV / VCR POWER PROGRAM PROG.CHECK TIMER START STOP DATE TV / VCR CH+ START- STOP- DATE- TV / VCR CH- BIAS VLC0 VLC1 VLC2 P30/LCDCL S16/P93 REC LINK P31/SYNC S17/P92 S18/P91...

  • Page 115: Cpu Pin Function

    CPU PIN FUNCTION <SYSCON IC3001> PIN NO. PIN NO. LABEL LABEL IN/OUT IN/OUT FUNCTION FUNCTION PIN NO. LABEL IN/OUT FUNCTION CTL(+) IN/OUT CTL(+) SIGNAL K-BUS_REQ REQUEST OF SERIAL DATA FOR THE D-VHS HOST CPU SVSS REC SAFETY REC SAFETY SWITCH DETECT (SW ON:L) CTL(-) IN/OUT CTL(-) SIGNAL JUST_CLK...

  • Page 116: Voltage Charts

    VOLTAGE CHARTS <SW.REG> MODE MODE MODE MODE MODE MODE MODE MODE MODE PLAY PLAY PLAY PLAY PLAY PLAY PLAY PLAY PLAY PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. IC5101 Q2251 Q5510 CN3010...
  • Page 117 WAVEFORMS < VIDEO (MAIN) > TP106 TP111 IC1-27 IC1-30 PB FM D.FF IC1-14 IC1-13 PB 2.3 Vp-p PB 0.72 Vp-p REC/PB 4.3 Vp-p PB 0.56 Vp-p REC/PB 0.56 Vp-p PB 0.7 Vp-p 50 mV/20 µsec/DIV 20 mV/20 µsec/DIV 0.1 V/10 msec/DIV 20 mV/20 µsec/DIV 20 mV/20 µsec/DIV 50 mV/5 msec/DIV...
  • Page 118 VIDEO BLOCK DIAGRAM ( 1 ) MAIN (S-SUB) WF10 USED USED ( S-VHS & SV SP/EP ( LP ) EE/PB DATA CLAMP S-VHS IIC LOGIC PRE LPF CONV DIGI/PB CLAMP CONV PRE LPF DIGI PB*CONV N/S-LPF CLAMP DIGI/PB EE ( L ) EXT PB Y PRE LPF DIGI...
  • Page 119 I2C DATA A/V I2C CLK A/V TO DIGI DIGI Y FROM DIGI C FROM DIGI PB COLOR MAIN ALC DET Y TO SUB WIDE DET FRONT Y IN FRONT C IN FRONT V IN REAR1 V IN IC502 ( S-VHS & SVHS-ET SWITCH ) Y TO AV V FROM AV REC COLOR...

  • Page 120: Video Block Diagram (2)

    VIDEO BLOCK DIAGRAM ( 2 ) DIGITAL MAIN (VIDEO, SYNC DET, TERMINAL) CN9301 CN7107 C_FROM_DIGI Y_FROM_DIGI Y_TO_DIGI C_TO_DIGI I2C_DATA_A/V I2C_CLK_A/V C_TO_DIGI Y_TO_DIGI Y_FROM_DIGI C_FROM_DIGI PB_COLOR MAIN_ALC_DET Y_TO_SUB WIDE_DET USED FRONT_Y_IN FRONT_C_IN FRONT_V_IN REAR1_V_IN Y_TO_AV V_FROM_AV REC_COLOR J7194 JACK S IN CN7191 CN901 FRONT_Y_IN...
  • Page 121 VIDEO & AUDIO SIGNAL PROCESSOR ) USED USED U.DRUM VIDEO HEAD SP CH2 WF12 SP CH1 EP(LP) CH1 EP(LP) CH1 VIDEO_ENV TP111 D.FF V/STD/HS1.FF TO SYSCON USED 12 11 USED & EQ FILTER TP106 PB FM TO SYSCON NORM/MESEC/S SB_GAIN IC7103 TERMINAL SUB CN7101...

  • Page 122: Audio Block Diagram

    AUDIO BLOCK DIAGRAM MAIN ( VIDEO/AUDIO , FMA/DEMOD, TERMINAL ) FRONT IN CN7191 CN901 J7193 F.AUDIO(R) EXT1 IN ( R ) AUDIO(R) IN F.AUDIO(L) EXT1 IN ( L ) J7192 AUDIO(L) IN TO DIGITAL (AUDIO) CN9301 CN7107 EXT2_IN(R) D/A_OUT(R) D/A_OUT(L) EXT2_IN(L) A/D_IN(R) PB FM IN...
  • Page 123 U.DRUM AUDIO HEAD FMA CH1 FMA CH2 TP2253 A.PB.FM SYSCON H.REC ST ( H ) I2C CLK2 I2C DATA2 A.MUTE ( H ) N.REC ST ( H ) USED N.REC ( H ) 62 61 POWER Q2052-Q2055 A.MUTE Q2051 SP ON FULL ERASE HEAD CN2002 F.

  • Page 124: System Control Block Diagram

    SYSTEM CONTROL BLOCK DIAGRAM IC3001 MAIN ( SYSCON, MAIN-TERMINAL ) ( SYSTEM CONTROL CN3003 CAP_REV ( L ) CAP REV ( L ) CAP_CTL_V CAPPWM CAP_FG IC4101 CON1 CN3001 DRUM_CTL_V DRUM MOTOR DRUMPWM D.PG D.FG PC3001 PHOTO SP FG SENSOR PC3002 IC3004 LOADING...
  • Page 125 EM CONTROL MICRO PROCESSOR ) X3001 TIMER CLOCK (32KHz) X3002 OSC2 ( OUT ) MAIN SYSTEM CLOCK OSC1 ( IN ) V ( L ) CN3008 (10MHz) REC_SAFETY REC_SAFETY S.CLK S_CLK TO DISPLAY S.DATA TOSYS S_DATA_TOSYS CN7002 S.DATA FRSYS S_DATA_FRSYS D_CASS(H) D_CASS_SW END SENSOR...
  • Page 126 D-VHS BLOCK DIAGRAMS DIGITAL (SUB CPU, DMAIN, DIGITAL IF, E5, VIDEO, MEMORY, E5 DDR, AUDIO ) IC501 IC1304 SIO_UART1_TX KBUS_REQ OPTICAL OUT SIO_SPI_MOSI IC503 KBUS_OUT_L SIO_UART1_RX SBP_CLK IC702,IC704 DVICLK_9M SIO_SPI_CLK DATA BUS DDR_D0-31 D0-15 E5_27M ACLKIN IC1301 ADD. BUS TO 3D SUB TSCLK_SD A0-11 SD_CLK...
  • Page 127 TO MAIN (SYSCON) CN3009 AL5V CN8003 SEQUENCE_PULSE USED HS2_FF 702,IC704 DFF/HS1_FF SVREF30 0-15 REF5HZ 0-11 A0,BA1 RESET(H) SUB CPU 28M DDR KBUS_REQ 703,IC705 E2PROM_SOUT 11 KBUS_CLK 0-15 KBUS_RXD/TXD E2PROM_SCLK E2PROM_CS 0-11 A0,BA1 E2PROM_SIN 28M DDR EEPROM AL3.3V For JIG AL5V CN8004 SBE.A SBE.B...

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