JVC HR-XVC20U Service Manual Download Page 57 | Manualshive

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4-1

<Reference>

DIODE

1SS133T-77

10ELS6N-TA1B2

1N4005-EIC

KDS120RTK

MCL4148

LTE-3271T-012A-O

MTZJ13B T-77

21DQ09N-TA2B1

KDS121RTK

LTL-1CHGT-002A

MTZJ27B T-77

RGP15J-G23

MTZJ3.0B T-77

RM11C-EIC

MTZJ33B T-77

MTZJ5.1B T-77

MTZJ6.8B T-77
MTZJ9.1B T-77
SARS01-V1

IC

AN3663FBP

LA6560

S-24C02BDP-1A

BA10358F-E2

PQ1X251M2ZP

KIA431

LA71206M-MPB M11L416256SA-35T

S-24C04BFJ-TB

NJM2533V(TE2)

PS2561L1-1-V(W)

LA9703WL

MSM56V16160F-8

NJM4580M

PST3231NR

LC78663NRW

PCM1742KE/2K

OEC0132A

SN74LV4052APW

ZR36742

TRANSISTOR

KIA78R09API

PQ070XZ01ZP

SST39VF800A-70-4

KTA1241_Y-AT

KTC3203_Y-AT

2SA1036KT146

KTA1266-AT(Y,GR)

KTC3209_Y-AT

2SA1037AKT146

KTA1271_Y-AT

KRA101SRTK

KRA103SRTK

KRC103SRTK

KRC104SRTK

KTA1504S_Y_RTK

KTC3875S_Y_RTK

ST-304L

RPI-352C40N

STP5NC50FP

RPI-303

SEMICONDUCTOR BASE CONNECTIONS

CATHODE

ANODE

1

1

1

1

1

1

2

3

1

4

1

1

E

C

B

E

C

B

E

C

B

E

C

E

C

K

A

G

DS

S

D

G

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Summary of Contents for HR-XVC20U

Page 1: ... VHF IN OUT 75 ohm coaxial 20Hz to 20 000Hz More than 90dB 4 Rotary Heads Hi Fi Sound 2 Tracks MONO Sound 1 Track 181 Channel Freq Synthesized VHF 2 13 UHF 14 69 CATV 14 36 A W 37 59 AA WW 60 85 AAA ZZZ 86 94 86 94 95 99 A 5 A 1 100 125 100 125 01 5A Channel 3 or 4 Switchable Approx 1 minute 48 seconds with T 120 Cassette Tape at 25 C NTSC DVD 12cm 8cm CD 12cm 8cm DVD 4Hz 22KHz CD 4Hz 20KHz 90dB 0...

Page 2: ...RMATION AND ADJUSTMENT OF TENSION POST POSITION 1 17 1 2 CONFIRMATION OF PLAYBACK TORQUE AND BACK TENSION TORQUE DURING PLAYBACK 1 17 1 3 CONFIRMATION OF VSR TORQUE 1 17 1 4 CONFIRMATION OF REEL BRAKE TORQUE 1 18 2 CONFIRMATION AND ADJUSTMENT OF TAPE RUNNING MECHANISM 1 18 2 1 GUIDE ROLLER 1 18 2 2 CONFIRMATION AND ADJUSTMENT OF AUDIO CONTROL HEAD 1 19 2 3 TAPE RUNNING ADJUSTMENT X VALUE ADJUSTMEN...

Page 3: ...e specified for compliance with recognized codes pertaining to X ray emission Consequently when servicing these products replace the cath ode ray tubes and other parts with only the specified parts Under no circumstances attempt to modify these circuits Unauthorized modification can increase the high voltage value and cause X ray emission from the cathode ray tube 12 Crimp type wire connector In s...

Page 4: ...eter to measure across both terminals of load Z See figure 9 and following table 2 5 Grounding Class 1 model only Confirm specified or lower grounding impedance between earth pin in AC inlet and externally exposed accessible parts Video in Video out Audio in Audio out or Fixing screw etc Measuring Method Connect milli ohm meter between earth pin in AC inlet and exposed accessible parts See figure ...

Page 5: ... A Flap B C B 3 3 Operation PCB CP651 2 A C 1 2 3 4 5 6 7 8 Make the short circuit on the position as shown Fig 1 3 using a soldering If you remove the Deck CD with no soldering the Laser may be damaged Unlock the support 1 and remove the Deck Top Holder in the direction of arrow A Remove the 2 screws 2 Remove the 2 screws 3 Disconnect the following connectors CP2301 CP2302 CP2601 Remove the Deck ...

Page 6: ... VCR DVD PCB in the direction of arrow Fig 1 5 1 1 1 VCR Deck CP101 1 4 VCR DECK Refer to Fig 1 4 1 2 3 Remove the 3 screws 2 Disconnect the following connectors CP101 CP102 CP103 and CP3001 Remove the AC Head Cover and VCR Deck in the direction of arrow Fig 1 4 CP102 CP103 CP3001 AC Head Cover 2 VCR DVD PCB 1 2 2 2 2 2 ...

Page 7: ...ve the Locker Spring Unlock the 4 supports 1 and then remove the Cassette Side L R Unlock the support 2 and then remove the Locker R Locker Spring Cassette Side L Cassette Side R Locker R Cassette Holder 1 1 1 1 2 In case of the Locker R installation check if the one position of Fig 2 3 B are correctly locked When you install the Cassette Side R be sure to move the Locker R after installing NOTE 1...

Page 8: ...nsion Holder hook is set to the position of Fig 2 7 A to move the Tension Arm Ass y Remove the Tension Spring Unlock the 2 supports 1 and remove the Tension Band Unlock the support 2 and remove the Tension Arm Ass y Unlock the support 3 and remove the Tension Connect Float the hook 4 and turn it clockwise then remove the Tension Holder Fig 2 6 C Loading Motor Cassette Opener Fig 2 7 B Tension Band...

Page 9: ... 1 2 3 4 5 6 Take care not to damage the gears of the S Reel and T Reel The Polyslider Washer may be remained on the back of the reel Take care not to damage the shaft Do not touch the section A of S Reel and T Reel Use gloves Refer to Fig 2 9 A Do not adhere the stains on it When you install the reel clean the shaft and grease it FG 84M If you do not grease noise may be heard in FF REW mode After...

Page 10: ...ring NOTE 1 2 3 Do not touch the A C Head Use gloves When you install the A C Head Spring install as shown in Fig 2 11 B When you install the A C Head tighten the screw 1 first then tighten the screw 2 finally tighten the screw 3 Fig 2 11 A 1 2 A C Head A C Head Spring A C Head Base Screw Torque 5 0 5kgf cm Screw 1 2 2 3 2 1 Fig 2 11 B Spring Position 2 12 FE HEAD RECORDER ONLY Refer to Fig 2 12 1...

Page 11: ...e met Refer to Fig 2 15 B And also can be seen the Main Chassis hole through the Main Cam maker hole Fig 2 15 B Pinch Roller Cam Marker Main Cam 2 16 LOADING GEAR S T UNIT Refer to Fig 2 16 A 1 2 Remove the E Ring 1 and remove the Main Loading Gear Remove the Main Rod Tension Lever Loading Arm S Unit and Loading Arm T Unit 1 Main Loading Gear Main Rod Tension Lever Loading Arm T Unit Loading Arm S...

Page 12: ...tall it with inserting the spring of the Clutch Ass y into the dent of the Coupling Gear Refer to Fig 2 17 B Fig 2 17 B Clutch Ass y Coupling Gear 2 18 CASSETTE GUIDE POST INCLINED BASE S T UNIT P4 CAP Refer to Fig 2 18 A 1 2 3 4 5 Remove the P4 Cap Unlock the support 1 and remove the Cassette Guide Post Remove the Inclined Base S T Unit Remove the screw 2 Remove the LED Reflector Fig 2 18 A NOTE ...

Page 13: ...ring the IC leads completely Fig 3 2 Blower type IC desoldering machine IC 3 When IC starts moving back and forth easily after desoldering completely pickup the corner of the IC using a tweezers and remove the IC by moving with the IC desoldering machine Refer to Fig 3 3 NOTE Some ICs on the PCB are affixed with glue so be careful not to break or damage the foil of each IC leads or solder lands un...

Page 14: ...eld Wire Refer to Fig 3 7 NOTE Do not absorb the solder to excess Fig 3 7 Soldering Iron IC Braided Shield Wire 4 When bridge soldering between terminals and or the soldering amount are not enough resolder using a Thin tip Soldering Iron Refer to Fig 3 8 Fig 3 8 Thin tip Soldering Iron IC 5 Finally confirm the soldering status on four sides of the IC using a magnifying glass Confirm that no abnorm...

Page 15: ...Flipflop Frequency Generator Front Loading Switch Frequency Modulation Frequency Sub Carrier Forward Generator Ground High Pass Filter I K L M N O P R S H SW Hz IC IF IND INV KIL L LED LIMIT AMP LM LDM LP L P F LUMI M MAX MINI MIX MM MOD MPX MS SW NC NR OSC OPE PB PB CTL PB C PB Y PCB P CON PD PG P P R REC REC C REC Y REEL BRK REEL S REF REG REW REV RVS RF RMC RY S CLK S COM S DATA SEG SEL SENS SE...

Page 16: ...eparator Separation Transistor Tracking Trick Playback Test Point Unregulated Volt Voltage Controlled Oscillator Video Intermediate Frequency Vertical Pulse Voltage Display Video Playback Variable Resistor Video Recording Visual Search Fast Forward Visual Search Rewind Voltage Super Source Vertical Synchronization Voltage Tuning Crystal Luminance Chrominance ...

Page 17: ...not be selected Set Key Operations Remocon Key Standard Time seconds REC 4 2 Initialization of the factory on DVD NOTE The function will only work without the setting of DVD disc at DVD mode Do not use this for the normal servicing Releasing of PARENTAL LOCK Refer to the PARENTAL CONTROL RATING LEVEL NOTE The function will only work without the setting of DVD disc at DVD mode STOP 7 3 PARENTAL CON...

Page 18: ... When DATA is selected it will blink Again step through the DATA using SET or button until required DATA value has been selected Pressing ENTER will take you back to ADDRESS for further selection if necessary Repeat steps 4 to 7 until all data has been checked When satisfied correct DATA has been entered turn POWER off return to STANDBY MODE to finish DATA input After the data input set to the ini...

Page 19: ...n the POWER Press both CH UP button on the set and the FF button on the set for more than 2 seconds After the confirmation of using hours turn off the power Clean Check it and if necessary replace it CLEANING NOTE After cleaning the heads with isopropyl alcohol do not run a tape until the heads dry completely If the heads are not completely dry and alcohol gets on the tape damage may occur 1 AUDIO...

Page 20: ...X JG153 X Value Adjustment Screwdriver Torque Tape Short Jumper MECHANISM ADJUSTMENT PARTS LOCATION GUIDE 1 2 3 4 5 6 7 8 9 10 Tension Connect Tension Arm Guide Roller Audio Control Head X value adjustment driver hole P4 Post T Brake Spring T Reel S Reel Adjusting section for the Tension Arm position 1 2 3 4 5 6 7 8 9 10 ...

Page 21: ... Side Loading Motor Capstan DD Unit Pinch Roller Cam Screw 1 1 1 CONFIRMATION AND ADJUSTMENT OF TENSION POST POSITION 1 2 3 Set to the PLAY mode Adjust the adjusting section for the Tension Arm position so that the Tension Arm top is within the standard line of Main Chassis While turning the S Reel clockwise confirm that the edge of the Tension Arm is located in the position described above Fig 1 ...

Page 22: ... long term usage or failure the confirmation and adjustment are necessary 2 1 GUIDE ROLLER 1 2 3 4 5 6 7 Playback the VHS Alignment Tape MHP Connect CH 1 of the oscilloscope to TP101 Envelope and CH 2 to TP3002 SW Pulse Press and hold the Tracking Auto button on the remote control more than 2 seconds to set tracking to center Trigger with SW Pulse and observe the envelope Refer to Fig 2 1 A When o...

Page 23: ...cture of Stamp Mark P4 Cap Stamp Mark Fig 2 2 B 3 Audio Control Head 2 1 4 Fig 2 2 C Audio Control Head Tape 0 25 0 05mm 2 3 TAPE RUNNING ADJUSTMENT X VALUE ADJUSTMENT 1 2 3 4 5 6 7 Confirm and adjust the position of the Tension Post Refer to item 1 1 Adjust the Guide Roller Refer to item 2 1 Confirm and adjust the Audio Control Head Refer to item 2 2 Connect CH 1 of the oscilloscope to TP3002 CH ...

Page 24: ...on on the set for more than 2 seconds 1 2 3 4 6 5H CH 1 CH 2 CH 1 CH 2 6 5H Fig 1 1 A When you exchange IC and Transistor for a heat sink apply the silicon grease YG6260M on the contact section of the heat sink Before applying new silicon grease remove all the old silicon grease Old grease may cause damages to the IC and Transistor ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE Connector Connections C...

Page 25: ...omposite Video input terminal for OSD 18 OSD VCC OSDVCC 5V 19 CV_OUT CV_OUT OUT Composite Video output with OSD 20 OSD_VSS OSD_VSS Ground 21 4 2 FSC_OUT 4 2 FSC_OUT OUT 4 FSC pulse 22 4 2 FSC_IN 4 2 FSC_IN IN 4 FSC pulse 23 AVSS AVSS Ground 24 AN B VIDEO_ENV IN Input terminal of video RF envelope 25 AN A BOT H IN Tape start sensor input signal 26 AN 9 EOT H IN Tape end sensor input signal 27 AN8 M...

Page 26: ... C DATA 55 P35 SEG1 OUT LEM LED Module control terminal 56 VCC VCC Power of CPU 57 VSS VSS Ground 58 P27 SEG2 OUT LEM LED Module control terminal 59 P26 SEG3 OUT LEM LED Module control terminal 60 P25 SEG4 OUT LEM LED Module control terminal 61 P24 SCL1 IIC CLK OUT CLOCK terminal for IIC BUS communication 62 P23 SDA1 IIC DATA OUT DATA terminal for IIC BUS communication 63 P22 SCK1 SEG5 OUT LEM LED...

Page 27: ...T L for at AUDIO MUTE and POWER OFF H for except above case 96 P80 YCO V_REC_ST H OUT On control of A V recording Whole width erase circuit 97 P81 EXCAP YBO LDM CTL OUT Loading motor control terminal 98 P82 EXCTL CAP_FWD H OUT Capstan forward and backward command 99 P83 C ROT R C ROTARY OUT Color Rotary Control output 100 P84 H AMP SW G H AMP SW OUT Switching output of Head Amp SW 101 P85 COMP B C...

Page 28: ...ERVO TIMING CHART VCR DVD PCB IC3001 OEC0132A DPG 104 PIN DFG 104 PIN H SW P 105 PIN V SYNC E E 111 PIN 24 Cycle CH 1 CH 2 REC CTL REC 7 PIN V SYNC TRICK PB 109 PIN WAVEFORM CHANGES DEPENDED ON THE TAPE SPEED ...

Page 29: ... LEVER S BRAKE HIGH S BRAKE LOW BRAKE ON BRAKE ON BRAKE ON BRAKE ON CLUTCH LEVER CLUTCH ON DIRECT PRESS UP Revolutional Angle of MAIN CAM Mode Dealing Directions Moving Quantity of MAIN ROD mm STBY 15 EJECT 3 VSR 18 0 206 3 100 PB F SLOW 26 5 255 HIGH 38 5 35 29 5 21 5 323 8 303 7 272 2 226 4 FLAP LEVER T REEL BRAKE T BRAKE ARM HIGH LOW MS 2 S REEL BRAKE TENSION ARM ASS Y MECHANISM TIMING CHART TE...

Page 30: ... ON NO VCR SECTION YES NO YES NO YES Check of T501 and peripheral circuit Check of V651 and peripheral circuit Check IC3001 Check of T501 and peripheral circuit Is the voltage at pin 30 of IC 3001 0V Does display light Is the voltage linked to L506 ...

Page 31: ...SUPPLY CUT Inserting a casette and push play button YES YES NO NO Does the power cut after 3 seconds Check CAPSTAN DD UNIT and CYLINDER UNIT Does the power cut after about 6 seconds Check Q3006 Q3008 and CAPSTAN BELT Check the POWER BLOCK ...

Page 32: ... YES NO NO NO AUDIO SHAKES Is AUDIO HEAD scratched Change AUDIO HEAD At playback is input about 4 5Vp p of a rectangular wave at pin 9 of IC3001 Change CAPSTAN DD UNIT Check IC3001 At playback is pin 32 of CP3001 3 5V Check AUDIO BLOCK ...

Page 33: ...e CASSETTE TAPE CAN NOT BE INSERTED Check WORM GEAR of cassette loading block YES YES YES NO NO NO Does WORM GEAR of cassette loading block move When a CASSETTE can not inserted is pin 25 of IC3001 5V When a CASSETTE is inserted is pin 8 of CP3001 12 6V Check circuit of POWER BLOCK ...

Page 34: ...change Check of IC3001 Check IC3001 Does another CASSETTE insert Check SW3001 Defective CASSETTE or cassette loading block YES YES YES NO NO NO Does SW3001 and REC LEVER correctly set After inserting CASSETTE is pin 35 of IC3001 0V Correctly SW3001 and REC LEVER set WHEN INSERTING A CASSETTE IT EJECTS IMMEDIATELY ...

Page 35: ...DIATELY Check POWER BLOCK Change IC3001 Check Q3006 and Q3008 YES YES YES YES YES NO NO NO NO NO Does CYLINDER rotate Is there HEAD SW PULSE at TP3002 Is the voltage at pin 2 of CP3001 12V At play is the voltage at pin 12 of CP3001 2 6V Is PG PULSE signal inputted to pin 104 of IC3001 ...

Page 36: ... PICTURE JITTERS VERTICAL MINUTELY Is FG wave of CP3001 at pin 11 5V Is pin 12 of CP3001 2 6V AUTO TRACKING DOES NOT OPERATE 2 5Vp p YES YES NO NO In auto tracking is the voltage at pin 24 of IC3001 more than DC 0 2V Does the CTL pulse signal about 2 5Vp p appear at pin 7 of IC3001 Check CONTROL HEAD Change IC3001 ...

Page 37: ...NO WHEN PLAYBACK FF OR REW MODE IS ACTIVE UNIT STOPS IMMEDIATELY Does CAPSTAN DD MOTOR rotate Refer to section CAPSTAN DD MOTOR NOT ROTAING Is there REEL SENSOR PULSE signal at pin 40 and pin 41 of IC3001 Check Q3001 and Q3002 Change IC3001 ...

Page 38: ...oise on the picture appear By adjusting the MANUAL TRACKING UP DOWN BUTTONS will the line disappear Check P B ENVELOPE Is a height of GUIDE POST maximum The height of GUIDE POST readjust Is PG SHIFTER adjustment 6 5H Adjust PG SHIFTER Is a wave of PB Y unusual Change IC101 and peripheral circuit Change IC101 ...

Page 39: ...ER DOES NOT APPEAR Does E E picture appear Is the voltage of IC101 at pin 44 45 52 and 68 5V Check POWER BLOCK Is there video signal of IC101 at pin 26 Change IC101 Change IC8005 Is there video signal of IC8005 at pin 7 Is there video signal of IC101 at pin 26 Check J8001 Change IC101 ...

Page 40: ...gnal at pin 26 of IC101 Is there video signal at pin 26 of IC101 Change X tal Change IC101 YES YES NO NO NO COLER DURING SELF RECORDING AND PLAYBACK Is there CHROMA signal at pin 30 32 of IC101 Check TU301 J8003 circuit around it Is there CHROMA signal at pin 26 of IC101 Check circuit around of J8001 Change IC101 ...

Page 41: ...signal at pin 26 of IC101 Is noisy a wave of video signal of EMITTER of Q8004 Check J8001 Check Q8004 Check CYLINDER Check IC3001 Check the DECK BLOCK YES YES NO NO AT PLAYBACK AND RECORDING CYLINDER MOTOR UNLOAD Is the voltage at pin 8 of CP3001 about DC12 6V Check IC502 In playback is at pin 12 of CP3001 about DC2 6V ...

Page 42: ...r to section E E DOES NOT APPEAR Is the voltage at pin 6 of IC101 about 2 5V Check A C HEAD Check circuit around at pin 10 of IC101 Check circuit around at pin 22 24 of IC701 Is there audio signal at pin 10 of IC101 Is there audio signal at pin 22 24 of IC701 Check whether there are not a damage dirt in AUDIO HEAD ...

Page 43: ... 11 of IC101 Check POWER BLOCK and voltage of base of Q103 Check disconnection and short of L101 Is there audio signal at pin 76 78 and 80 of IC101 Is there voltage of base of Q103 about 5V Check IC701 and the circuit from TUNER or audio input juck to IC701 Change Q103 Change L101 Is there Asine wave at pin 5 of L101 Check lead wire of A C HEAD and CONNECTOR ...

Page 44: ...te with remote control Check operation PCB Check LOADING MOTOR and MODE SENSOR RELATION DEPARTMENT Check IC3001 YES YES NO NO CAPSTAN DD MOTOR NOT ROTATING Check POWER BLOCK Change IC3001 In playback is there voltage at pin 78 of IC3001 2 5V DD MOTOR rotate now If not replace it In playback is there voltage at pin 2 of CP3001 12V ...

Page 45: ...M INPUT JACK OR TUNER Is there video signal at pin 30 32 of IC 101 Is the BASE of Q103 5V Is the voltage at pin 96 of IC3001 5V Check cricuit of video signal from VIDEO IN or TUNER to IC101 Change IC3001 Change IC101 Is there video signal at pin 26 of IC101 Check CYLINDER UNIT and circuit around of CP101 ...

Page 46: ... Does normality AUDIO JACK CONNECT Connection is done over again Check POWER BLOCK Are there thevoltage of B 5V TU 32V of TU301 Check the picture Is there video signal at pin 18 of TU301 Change TU301 Change IC101 Change IC3001 Is there video signal at pin 26 of IC101 Is there video signal at pin 19 of IC3001 Check J8001 ...

Page 47: ...REO appear Is the voltage at pin 7 of IC101 5V Refer to section E E AUDIO STEREO DOES NOT APPEAR Check POWER BLOCK Is the voltage at pin 95 of IC3001 5V Change IC3001 Check J8004 J8005 Change IC701 Is there audio signal at pin 10 15 of IC701 Is there audio signal at pin 61 of IC701 Check circuit around of J8001 ...

Page 48: ... NOT APPEAR Is the voltage at pin 25 40 51 of IC701 5V Is the voltage at pin 58 of IC701 12V Check POWER BLOCK Check POWER BLOCK Change IC701 Is there Audio signal at pin 10 15 of IC701 Is there Audio signal at pin 53 57 of IC701 Check circuit around of J8001 Check J8004 J8005 ...

Page 49: ... E AUDIO MONO appear Refer to section E E AUDIO MONO DOES NOT APPEAR Check circuit around of TU301 at pin 15 Change IC701 Check IC701 Is there signal at pin 48 of IC701 Is there audio signal at pin 53 57 of IC701 Is there audio signal a collector of Q8005 and Q8006 Check circuit around of J8001 ...

Page 50: ... to section E E AUDIO STEREO DOES NOT APPEAR Does E E AUDIO STEREO appear At the time of channel change does the display of a stereo come out to the screen Is there audio signal at pin 48 of IC701 Is there audio signal at pin53 57 of IC701 Check ciruit around of TU301 Change IC701 Check IC701 Is there audio signal a collector of Q8005 and Q8006 Check circuit around of J8001 Change IC701 ...

Page 51: ...O appear Does NORMAL PB AUDIO appear Is there audio signal at pin 22 24 of IC701 Is there audio signal at pin 53 57 of IC701 Check circuit around of J8001 Refer to section E E AUDIO STEREO DOES NOT APPEAR Refer to section AT PLAY AUDIO DOES NOT APPEAR Check circuit of HEAD AMP and CYLINDER UNIT Change IC701 ...

Page 52: ... of video recording is there audio signal at pin 10 and 15 of IC701 Is there audio signal at pin 53 57 of IC701 At recording and play is there signal at pin 7 8 and 9 of CP101 Check IC701 Check CYLINDER UNIT Change IC701 Check circuit arounf of J8004 J8005 and TU301 Refer to section E E AUDIO MONO DOES NOT APPEAR ...

Page 53: ... 3 and 14 of IC2301 about DC9V Check P CON 9V line of POWER BLOCK Yes Is the lose connection at CD2301 CD2302 to DECK Check CD2301 CD2302 connection to DECK When AC IN DECK MOTOR turn Yes Check OPEN or SHORT at Pin 24 26 27 and 32 of IC4001 No Check IC4001 and peripheral circuit DVD SECTION ...

Page 54: ...IC4001 Yes No Is the waveform at pins 19 23 of IC4001 Change IC4001 No Yes Check IC2001 and peripheral circuit NO PLAYBACK PICTURE OF S VIDEO JACK Is there Y signal at pin 172 of IC4001 No Yes REFER TO NO PLAYBACK PICTURE OF AV JACK Yes No Check J8006 and peripheral circuit Is there VIDEO signal at pin 170 of IC4001 Change IC4001 ...

Page 55: ... 1 8V Check P CON 3 3V line on POWER BLOCK Change IC4001 Yes No No Yes Yes No No Yes Check J8006 and peripheral circuit Is there Y signal at pin 172 of IC4001 REFER TO NO PLAYBACK PICTURE OF S VIDEO JACK Is there VIDEO signal at pin 170 of IC4001 REFER TO NO PLAYBACK PICTURE OF AV JACK Is there C signal at pin 173 of IC4001 ...

Page 56: ...DIO signal at pin 1 and 7 of IC8003 Yes Is there waveform at pin 7 and 8 of IC8004 No Yes Check ic8003 and peripheral circuit Yes No No Check IC8004 and peripheral circuit Change IC4001 Check IC2001 and peripheral circuit When DVD Playback Is there VIDEO OUTPUT ...

Page 57: ... MPB M11L416256SA 35T S 24C04BFJ TB NJM2533V TE2 PS2561L1 1 V W LA9703WL MSM56V16160F 8 NJM4580M PST3231NR LC78663NRW PCM1742KE 2K OEC0132A SN74LV4052APW ZR36742 TRANSISTOR KIA78R09API PQ070XZ01ZP SST39VF800A 70 4 KTA1241_Y AT KTC3203_Y AT 2SA1036KT146 KTA1266 AT Y GR KTC3209_Y AT 2SA1037AKT146 KTA1271_Y AT KRA101SRTK KRA103SRTK KRC103SRTK KRC104SRTK KTA1504S_Y_RTK KTC3875S_Y_RTK ST 304L RPI 352C4...

Page 58: ...es Erase Full Track Erase Yes Tape Rec PAL Speed NTSC SP SLP EP Play PAL NTSC SP SLP EP Fast Forward Rewind Time Approx at 25oC FF 1 48 REW 1 48 with Cassette T 120 Forward Reverse NTSC or PAL M SP SLP EP 3x 5x 9x 15x Picture Search PAL or SECAM Frame Advance Yes Slow Speed 1 10 G 4 Tuning Broadcasting System US System M System Tuner and System 1Tuner Receive CH Destination US w CATV Tuning System...

Page 59: ... On Screen Menu Yes Display DVD Menu Type Character Language Yes Menu Yes Sub Title Yes Audio Yes Picture Yes TV Screen Size Yes OSD Display On Off Yes Slide Show Yes Interval Time Yes Sound Yes DRC Dynamic Range Control Yes dts Decode No Output 5 1ch 2ch No Surround On Off No Center On Off No Sub Woofer On Off No Parental Yes Password Lock Unlock Yes Rating Level Yes Other Yes OSD Language Set up...

Page 60: ...s ATR Manual Tracking Yes Hi Fi Yes Zero Return Yes G 11 OSD Language DVD OSD Eng Fre Spa VCR OSD Eng Fre Spa G 12 Clock Timer Calendar 1990 1 1 2081 12 31 and Timer Timer Events 8 Program 1 Month Back up One Touch Recording Max Time 6 Hours OTPB Valid Time No Timer Back up at Power Off Mode 5 sec G 13 Display DISPLAY Yes DISPLAY type LED Module Green Rec Timer symbol Red Clock Counter CH Timer Re...

Page 61: ...HT SET TRACKING VOL Yes VCR Yes DVD Yes TV VCR Yes DVD MENU Yes TITLE Yes SET UP MENU VCR MENU Yes SELECT ENTER Yes CLEAR CANCEL Yes RETURN Yes PLAY Yes STOP Yes PAUSE STILL STEP Yes FF Cue SEARCH Yes REW Review SEARCH Yes REC OTR Yes SKIP INDEX Yes SKIP INDEX Yes AUDIO AUDIO SELECT Yes ANGLE COUNTER RESET Yes SUB TITLE ATR Yes PLAY MODE SPEED Yes T REC Yes CLOCK COUNTER Yes JUMP ZERO RETURN Yes Z...

Page 62: ...orward Reverse Picture Search Yes VIDEO PLUS SHOWVIEW G CODE No One Touch Playback No Auto CH Memory Yes AREA CODE No Auto Clock Set Yes Index Search Yes SQPB Option Yes CATV Yes Energy Star No MTS SAP Yes CM Skip 30sec x 6 Times Yes Copy Disc to Tape Yes by Conditioning G 16 Accessories Owner s Manual Language English w Guarantee Card Yes Remote Control Unit Yes Guarantee Card No Product Registra...

Page 63: ...Audio DVD Signal Only Optical Out Option Yes Digital Audio DVD Signal Only Video Input Option No Audio Input Option No RF Input Output Yes Euro Scart No AC Inlet No Indicator LED Power No Rec No T Rec No TV VCR No DVD Yes GREEN VCR Yes GREEN Surround No Level Meter No G 18 Set Size Approx W x D x H mm 430 x 249 x 99 G 19 Weight Net Approx 3 6kg 7 9lbs Gross Approx 4 7kg 10 4lbs G 20 Carton Master ...

Page 64: ...ERVICE ENGINEERING COMPANY OF AMERICA DIVISION OF JVC AMERICAS CORP www jvcservice com US Only JVC CANADA INC Head office 21 Finchdene Square Scarborough Ontario M1X 1A7 416 293 1311 Printed in Japan 0212 VP ...

Page 65: ...m 1K ohm UHF VHF IN OUT 75 ohm coaxial 20Hz to 20 000Hz More than 90dB 4 Rotary Heads Hi Fi Sound 2 Tracks MONO Sound 1 Track 181 Channel Freq Synthesized VHF 2 13 UHF 14 69 CATV 14 36 A W 37 59 AA WW 60 85 AAA ZZZ 86 94 86 94 95 99 A 5 A 1 100 125 100 125 01 5A Channel 3 or 4 Switchable Approx 1 minute 48 seconds with T 120 Cassette Tape at 25 C NTSC DVD 12cm 8cm CD 12cm 8cm DVD 4Hz 22KHz CD 4Hz ...

Page 66: ...PR THIS I NOTE DESCRIBED IN PARTS LIST ONLY CRITICAL FOR SAFETY USE ONES ARE SINCE THESE PARTS MARKED BY CAUTION INTERCONNEC FFC CD681 5 4 5 4 GND DVD LED GND DVD LED OPE D GND D GND SP FG LIMIT SW SP FG LIMIT SW CD2301 FFC CD2601 FFC 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 1 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 CD2302 ...

Page 67: ...07 PCB270 OPERATION PCB CP3001 VCC INPUT GND A IN CH B CONTROL V IN DATA CLOCK A OUT AFT SIF OUT TU 32V V OUT A IN CH B CONTROL V IN NC NC NC DATA CLOCK A OUT AFT SIF OUT TU 32V NC V OUT TUNER DEMODULATOR AND RF CONVERTER NC NC NC NC RF IN RF OUT HF1 R AE HEAD AE HEAD LD CY VCO CD102 CP102 3 2 1 5 4 6 9 8 7 7 6 5 4 3 2 1 FFC 7 6 5 4 3 2 1 3 2 1 5 4 6 9 8 7 FPC 3 2 1 5 4 6 3 2 1 5 4 6 CTL CTL AUDIO...

Page 68: ...E THE DC VOLTAGE EACH PART WAS CP102 IMSA 9604S 06Z14 1 2 3 4 5 6 CP101 TOC C09X A1 1 2 3 4 5 6 7 8 9 Q103 KRA103SRTK SW CD102 2H061504 FFC CP103 B2013H02 2P 1 2 S801X S801Y COMP H SW ENV DET H AMP_SW C ROTARY Y C_CS Y C_DATA Y C_CLK P CON 5V AUDIO_MUTE H P CON 5V GND FSC TO_NORMAL_A FROM_NORMAL_A HF1 HF_COM HF2 A VCC P CON 5V A VCC TO_NORMAL_A P CON 5V V REC_ST H CTL CTL FROM_NORMAL_A GND HOT 18 ...

Page 69: ... 1 F C132 1 F C155 1 B C131 100 6 3V MH7 C124 1 50V MH7 CAUTION DIGITAL TRANSISTOR C140 4 7 50V NA P CON 5V DVD_V_OUT DAC_D FSC FRONT_V_IN TU REAR_V_IN Y C_VIDEO_OUT GND 4FSC 4FSC Y C_CLK Y C_DATA Y C_CS DUMMY_V SYNC V REC_ST H C ROTARY AUDIO_MUTE H CTL CTL H AMP_SW TU REAR_V_IN COMP ENV DET H SW FRONT_V_IN C SYNC DVD_V_OUT DAC_D Y C_VIDEO_OUT C SYNC DUMMY_V SYNC P CON 5V 18 D PCB VMB282 PCBB00 MP...

Page 70: ...ESTER NOTE THE DC VOLTAGE EACH PART WAS CAUTION DIGITAL TRANSISTOR AT 5V M CON AT 5 2V MD0 RESET DVD_POWER_CTL FWE SEG_10 AT 12 6_V P CON 5V AT 5V M CON VCR_POWER_ON L POWER_FAIL AT 5 2V GND MOTOR_GND CAP_LIMIT TU_A_MUTE H TV VCR POWER_MUTE L SYS_MUTE CAP_FG AT 12 6_V AV_SW1 P CON 5V CAP_F R Y C_CS CAP_LIMIT RF_CH_SW AUDIO_MUTE H AT 12 6_V V REC_ST H CONTROL_IN LDM_CTL LDM_CTL CAP_F R CYL_FG PG CY...

Page 71: ...VCR_LED AV_SW1 2G DUB REC_LED SCL SDA 1G VCR T REC_LED AFT S CURVE VCR_LED TV VCR DVD_LED VIDEO_OUT TU_A_MUTE H DVD_POWER_CTL POWER_MUTE L DVD_RESET VIDEO_MUTE H REM_IN V REC_ST H REEL T HIFI_ENV DET REEL S HIFI_H SW VCR_POWER_ON L AUDIO_MUTE H SCL VIDEO_MUTE H AT 5 2V SDA POWER_FAIL ST_SELECT AT 5V M CON TAB_SW AFT S CURVE HIFI_ENV DET ST_SELECT DVD_LED KEY A VCR_LED KEY B KEY A KEY B REM_IN 1G V...

Page 72: ...5S_Y_RTK D AUDIO DRIVER C313 10 16V KA C315 10 16V KA C8013 10 50V YK C8015 470 6 3V YK C8094 47 6 3V KA R8003 68 R8019 75 R8014 390 R8011 100 R8032 470 R8016 2 2K R8054 2 7K R8017 2 2K R8015 390 R8056 470 R302 1K 1 4W R304 10K R301 33K R305 1K R8009 4701 2W R8010 75 R8004 120 R8006 10 R8007 100 R8005 10 C8010 0 1 B C8099 470P CH C8100 470P CH C303 0 1 F C316 0 1 F C8095 0 022 B C301 0 01 F C8019 ...

Page 73: ...SIGNAL RECORD COLOR SIGNAL C8053 22 35V YK C8031 4 7 50V KA R8028 2 2 R8029 2 2 R8030 2 2 R8078 2 2 R8020 10K R8008 2 2 R8023 2 2 R8055 2 7K R8054 2 7K R8056 470 R8065 470 R8067 470 R8059 4 7K C8027 33P CH C8025 33P CH C8026 33P CH C8098 0 1 F C8096 0 1 F C8057 0 1 F C8037 470 6 3V YK C8039 470 6 3V YK C8038 470 6 3V YK C8097 47 16V YK C8075 4 7 50V YK K C8032 4 7 16V KANP DVD_Y_VIDEO DAC_A DVD_U ...

Page 74: ... Q665 KTA1504S_Y_RTK 1G SW W802 R671 8201 4W R66 18 R670 180 R668 180 R669 820 R673 180 R672 180 R675 820 R674 180 R683 560 DURING PLAYBACK MEASURED WITH THE D NOTE THE DC VOLTAGE EACH P Q666 KRA103SRTK DVD LED SW CAUTION DIGITAL TRANSISTOR 1G VCR T REC_LED 2G DUB REC_LED 3G TV VCR_LED SEG_1 SEG_3 SEG_2 SEG_4 SEG_5 SEG_6 KEY A DVD_LED VCR DVD OPERATION DISPLAY S CP681 NC FROM TO OPERATION1 LED 4 0...

Page 75: ...G SW Q654 KTA1504S_Y_RTK 4G SW W827 W825 R667 180 R661 820 R666 180 R665 180 R663 180 R664 820 R651 1001 4W R662 180 R657 2 7K R658 1 8K R659 1 5K R653 330 C652 100 6 3V YK OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME K THE DIGITAL TESTER ACH PART WAS DVD_LED VCR_LED 1G VCR T REC_LED 2G DUB REC_LED 3G TV VCR_LED 4G VSC_LED 5G CS BS_LED SEG_...

Page 76: ...0 22 50V MH7 C750 2 2 50V MH7 C756 10 16V MH7 C758 22 16V MH7 C752 22 16V MH7 C759 22 35V YK C703 4 7 50V YK C705 4 7 50V YK OF PRINTING AND SUB NOTE THIS SCHEMATIC DIAG DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS SCL FSC SDA SIF_OUT P CON 5V AUDIO_OUT_R ST_SELECT AUDIO_OUT_L P CON 12V RF_CONV_A_OUT TO_NORMAL_A FROM_NORMAL_A A VCC DVD_A_OUT_R DVD_A_OUT_L HI F...

Page 77: ...GRAM IS THE LATEST AT THE TIME P CON 5V AUDIO_MUTE H FRONT_A_IN_R FRONT_A_IN_L SIF_OUT RF_CONV_A_OUT AUDIO_OUT_L AUDIO_OUT_R DVD_A_OUT_L DVD_A_OUT_R V REC_ST H HIFI_ENV DET HIFI_H SW HF2 HF1 HF_COM FSC FROM_NORMAL_A TO_NORMAL_A A VCC P CON 5V P CON 12V GND V REC_ST H HIFI_ENV DET HIFI_H SW AUDIO_MUTE H SCL SDA ST_SELECT FRONT_A_IN_R FRONT_A_IN_L VCR DVD PCB IAGRAM PCBB00 VMB282 FROM TO TUNER JACK ...

Page 78: ...ES DANGEREUSES AN POINT DE VUE SECURITE ETANT LES PIECES REPAREES PAR UN ATTENTION B501 W4BRH3 5X6X1 0X2 D534 1SS133 D530 10ELS6N D522 10ELS6N D515 21DQ09N D507 RGP15J D504 1SS133 D506 RM11C EIC D503 RM11C EIC D502 RM11C EIC D505 RM11C EIC D509 SARS01 D535 1SS133 D537 MCL4148 D536 MCL4148 S501 S502 Q5 2SA PR W806 W823 Q502 KTC3203_Y PROTECT CONTROL Q530 KTC3875S_Y_RTK PROTECT R518 150 R519 1K R538...

Page 79: ...1 390 R520 3 3K 1 R544 22K R515 6 8K 531 60P B C534 1 F C520 1 F C506 1000 6 3V MHE C501 2200 16V MHE _ 2200 10V MHE C517 470 6 3V MHE C518_2 2200 6 3V ZL C533 220 16V MHE SUBJECT TO CHANGE WITHOUT NOTICE DIAGRAM IS THE LATEST AT THE TIME DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS P CON 5V GND AT 5 2V DVD_POWER_CTL VCR_POWER_ON L POWER_FAIL AT 5V M CON AT 12...

Page 80: ...A2 HA3 C2F HA4 LRCK HA5 BCK HA6 CD_DATA HA7 HA8 INT_DEC HA9 IRIRQ HA10 WRQ HA11 HA12 MDI RD MC WR SPD_FG CS_DVD GND SPD_FG FP_DOUT EMPH FP_DIN OPEN DMUTE OPN_SW CLS_SW LSW CLOSE P CON A5V SD_D11 SD_D12 RAMCS0 RAMRAS RAMCAS RAMDQM RAMCLK SD_D10 SD_A4 SD_A3 SD_A5 SD_A2 SD_A6 SD_A1 SD_A7 SD_A0 SD_A8 SD_A10 SD_A9 SD_BA0 RAMWE SD_D8 SD_D7 SD_D9 SD_D6 SD_D5 SD_D4 GUP P CON A5V 1 8V 2 SCHEMATIC DIAGRAM M...

Page 81: ...A13 HA12 SD_A4 DVD_RESET HA11 SD_A3 SI1 TX HA10 SD_A5 1 8V SD_A2 HA9 SO1 RX SD_A6 HA8 SD_A1 SD_A7 HA7 SD_A0 SD_A8 SD_A10 HA6 RAMCS0 HA5 SD_A9 HA4 SD_BA0 RAMRAS HA3 RAMCAS HA2 RAMWE HA1 RAMDQM RAMCLK SD_D8 HA0 SD_D7 SD_D9 WR SD_D6 RD SD_D10 SD_D5 SD_D11 MEMCS0 SD_D4 SD_D12 SD_D3 SD_D13 CS_DVD SD_D2 HD15 SD_D14 HD7 SD_D1 HD14 SD_D15 SD_D0 HD6 HD13 HA18 HA17 HD5 HA16 HA15 HD12 HA14 HA13 HA12 HD4 HA11...

Page 82: ...A8 HA7 SD_D8 SD_D7 HA6 HA5 HA4 HA3 HA2 HA1 RAMDQM HA0 SD_A4 SD_A3 RAMDQM RAMWE SD_A5 SD_A2 SD_A6 RAMCLK RAMCAS SD_A1 SD_A7 SD_A0 RAMRAS SD_A8 SD_A10 SD_A9 RAMCS0 SD_BA0 RAMCS0 RAMRAS SD_A9 SD_BA0 RAMCLK RAMCAS RAMWE SD_A8 SD_A10 RAMDQM SD_D8 SD_D7 SD_A7 SD_A0 SD_D9 SD_D6 SD_D10 SD_A6 SD_A1 SD_D5 SD_D11 SD_D4 SD_A5 SD_A2 SD_D12 SD_D3 SD_D13 SD_A4 SD_A3 SD_D2 SD_D14 SD_D1 SD_D15 SD_D0 P CON 3 3V D_G...

Page 83: ...HE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS HA16 HA15 HA14 HA13 HD15 HA12 HD7 HA11 HD14 HA10 HD6 HA9 HD13 HA8 HD5 HD12 HD4 WR HD11 HD3 HD10 HD2 HA18 HD9 HA17 HD1 HA7 HD8 HA6 HD0 HA5 RD HA4 HA3 MEMCS0 HA2 HA0 HA1 PCBB00 VMB282 PCB MATIC DIAGRAM 0 0 1 0 1 0 0 0 0 1 4 1 6 0 8 0 NC NC NC NC NC NC A16 NC VSS DQ15 DQ7 DQ14 DQ6 DQ13 DQ5 DQ12 VDD DQ11 DQ3 DQ10 DQ2 DQ9 DQ1 DQ8 DQ0 DE VSS CE A0 WE D...

Page 84: ...SLD SLD SPD SPD TD TD FD FD SP SP SPD_FG INT_DEC RDY LSI_RST RD WR CS_DVD HD0 MRAS DR_A0 DR_A1 DR_A2 DR_A3 DR_A4 DR_A5 DR_A6 DR_A7 DR_A8 MCASU MCASL HA10 HA11 HA12 HD1 HD2 HD3 HD4 HD5 HD6 HD7 HA0 HA1 HA2 HA3 HA4 HA5 HA6 MWE MOE HA7 HA8 HA9 C2F 6 DSP SCHEMATIC DIAGRAM FROM TO READ CANNEL JV RREC RF_PH RF_BH TE FE EFMINP TEST1 TEST0 EFMINN SLCLPFI SLCLPFO SLCO1 SLCO2 AVDD1 AVSS BHC WO TEC VREF TSTD1...

Page 85: ...DR_A7 DR_A6 DR_A5 DR_A4 DR_A0 DR_A1 DR_A2 DR_A3 VR AMCLK P CON 9V P CON 3 3V GND 2 5V WRQ C2F CD_DATA A2 5V BCK LRCK AVD7 AVD6 AVD5 AVD4 AVD3 AVD2 ADJV AVD1 AVD0 DERR DBGN DCLK DACK DREQ EMPH AMCLK TE_BIAS HD0 HD1 HD2 HD3 HD4 HD5 HD6 HD7 HA0 HA1 AVD7 HA2 AVD6 HA3 AVD5 HA4 AVD4 HA5 AVD3 HA6 AVD2 HA7 AVD1 HA8 AVD0 HA9 DERR HA10 DBGN HA11 DCLK HA12 DACK SPD_FG DREQ INT_DEC EMPH RDY LSI_RST RD WR CS_D...

Page 86: ...NG AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DURING P MEASURE NOTE THE DC VO CD2301 2H081301 1 0mm FFC CD2302 CU251403 CORD CONNECTOR P CON 9V FO FO TR C TR TR TR FO FO P CON A5V C O VCR DVD PC LIMIT SW SP1 SP FG D GND FROM TO LOADER MOTOR DRV SCHE 0 3 3 5 0 0 NC 0 4 2 4 2 3 1 5 3 0 4 1 4 3 4 3 4 0 0 2 0 2 NC NC S GND VCONT MUTE VIN4 VIN4 VIN4 VREF ...

Page 87: ...4 5 6 7 8 W803 W813 C2315 0 1 B RING PLAYBACK ASURED WITH THE DIGITAL TESTER DC VOLTAGE EACH PART WAS CLOSE OPEN D_GND P CON 9V P CON 3 3V DMUTE GND M_GND MOTOR_GND TD P CON A5V DMUTE OPEN CLOSE LSW CLS_SW FD OPN_SW SPD SPD VR SLD TD FD SLD VR SP SP LSW CLS_SW OPN_SW PCBB00 VMB282 PCB HEMATIC DIAGRAM FROM TO MPEG MICON FROM TO DSP FROM TO POWER FROM TO AUDIO VIDEO 2 22 ...

Page 88: ... R2634 47K R2626 820K R2647 330 R2645 3 3K R2648 1K R2652 22K R2614 4 7K R2619 2 2M R2620 1 2M R2605 18 C2605 0 1 F C2610 470P CH C2606 0 001 B C2609 0 001 B C2608 0 01 B C2614 56P CH C2615 56P CH C2616 56P CH C2617 56P CH C2618 56P CH C2619 47P CH C2601 0 1 F C2604 0 1 F OF PRINTING AND SUBJEC NOTE THIS SCHEMATIC DIAGRA CD2601 2H0O2303 0 5mm FFC VR FO PVR FO TR TR PD1 PD1 PD2 PD2 TIN2 GND PD3 PVR...

Page 89: ... B C2633 0 0047 B C2628 0 0047 B C2625 0 1 F C2621 0 1 F C2626 1 B C2642 0 1 F C2641_1 220 6 3V YK UBJECT TO CHANGE WITHOUT NOTICE AGRAM IS THE LATEST AT THE TIME DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS PVR RFP RFN ADPH BHC ADBH WO TEC ADTE ADFE ADRREC TBAL ADPH FBAL FC BST DEFECTO XHTR P CON 3 3V SGC LDON1 BHC LDON2 VR ADBH RFP RFN FOST TOST DVD_CD WO GU...

Page 90: ...C8060 0 0015 B C8043 100P CH C8023 820P CH C8024 820P CH C8069 0 1 F C4037 0 1 F C8063 22P CH C8030 330P CH C8064 270P CH C8062 22P CH C8065 270P CH C8033 330P CH OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS S802X DAC_D_VIDEO D_GND GND P CON 3 3V P CON 12V DA...

Page 91: ... C8048 2 2 50V YK C8061 22 16V MH7 C8022 4 7 50V YK R8024 1K R8052 3 3K R8031 1K R8051 10K R8053 470 R8045 10K R8050 100 R8049 100 R8034 10K R8027 470 R8044 12K R8043 12K R8046 10K 42 0K C8049 0 1 F C8046 220P CH C8044 100P CH 0 B C8043 100P CH Q8009 KRA101SRTK MUTE SW CAUTION DIGITAL TRANSISTOR S802X S802Y DVD_V_OUT DAC_D DVD_Y_VIDEO DAC_A DVD_U DAC_C DVD_V DAC_B DVD_A_OUT_L DVD_A_OUT_R DVD_V_OUT...

Page 92: ... R685 13K 1 4W DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS SW689 EVQ11L05R STOP SW690 EVQ11L05R OPEN CLOSE SW688 EVQ11L05R REC OTR SW687 EVQ11L05R FF CUE SW686 EVQ11L05R PLAY SW685 EVQ11L05R REW REV OPERATION SCHEM OPERATION P OPERATION P PCB270 VEBA07 2 27 ...

Page 93: ...t Note E F G H E F G H 2 1 3 4 5 6 7 8 R689 3 3K 1 4W R690 3 9K 1 4W OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME D685 LTL 1CHGT 002A DVD LED CD681 2H051202 CP681 IMSA 9604S 05Z13 1 2 3 4 5 EMATIC DIAGRAM N PCB N PCB CP651 FFC FROM TO OPERATION DISPLAY NC DVD LED GND KEY B KEY A 2 28 ...

Page 94: ...2 29 SW690 SW686 SW689 SW685 SW687 SW688 R688 R690 D685 R686 R687 R689 CP681 R685 PRINTED CIRCUIT BOARDS OPERATION SOLDER SIDE ...

Page 95: ...15F L8006 16F L8007 8B L8009 15F L8010 14F TRANSISTOR Q101 8D Q102 8E Q103 8H Q104 8H Q105 5H Q106 8H Q107 8G Q109 6G Q301 1B Q303 1E Q501 18D Q502 19C Q503 11B Q504 11C Q505 13C Q506 11C Q507 13B Q508 13B Q509 13D Q510 13D Q511 12C Q530 15A Q531 15A Q651 13N Q652 13O Q653 13O Q654 13N Q655 14O Q656 14O Q657 14O Q658 14O Q659 14N Q660 14N Q661 15O Q662 14N Q663 13N Q664 13N Q665 15O Q666 19O Q2602...

Page 96: ...07 W006 W005 W010 W008 C143 W002 C140 C735 C737 C747 C752 C758 C123 C754 C104 C142 C131 C163 C704 C706 C739 C110 C115 C740 C8032 C124 C506 Q503 R509 R514 L8003 L8001 J8008 SW7001 J8006 OS8001 J8007 J8001 L8007 Q8006 Q8005 R8016 R8017 Q8007 R8032 R8056 R8055 R8054 R8004 Q8001 R8005 Q8002 R8007 R8006 L8002 C8094 C8039 C8038 C8037 R8028 C8015 C8013 R8009 R302 D8014 IC8003 R8021 C8052 R8039 C8048 C805...

Page 97: ...017 R2018 R2020 R2025 R2026 R2028 R2029 R2032 R2035 R2621 R2622 R2623 R2626 R2628 R2629 R2637 R2638 R2645 R2647 R2648 R2652 R2653 R2654 R2656 R2657 R2658 R2660 R2661 R2666 R2670 R2671 R2673 R2675 X2001 I C 2 0 0 2 C2045 CP2302 C2617 C2616 C2615 C2614 C2606 C2609 D2601 D2602 Q2602 Q2604 Q2606 Q2608 R2605 R2609 R2610 R2611 R2612 R2614 R2615 R2616 R2617 R2627 R2639 R2324 R2323 R2322 R2320 R2319 R2318...

Page 98: ...C3027 C3014 C3030 R3028 R3019 R3045 R3044 C3020 R653 R658 R657 R659 R8019 C8099 C8100 C303 R115 R523 Q506 R8008 R8023 R8020 C C8096 R8015 R8014 B8001 R8067 R8065 C8010 C8095 C8098 R8030 R8029 Q8003 R8011 Q8013 Q8012 R8031 R8024 Q8009 D8015 R8027 R8053 R8052 Q8008 R8034 R8051 C8049 R8040 R8026 D8007 Q8011 R8033 R8025 D8004 D8006 R8002 Q8010 W908 D8012 D8011 D8013 D8018 D8017 D8016 B4007 B4008 C4008...

Page 99: ...055 R4052 C4005 R4001 C4075 C4071 C4072 C4084 R4030 B4002 B4001 C4046 C2003 C2022 C2027 C2032 C2036 R2007 R2011 R2665 C2015 C2002 C2009 C2643 R2678 C2626 C2632 R2659 C2052 R2620 R2619 R2634 R2636 R2625 R2631 R2633 R2635 R2624 R2630 B2601 B2602 C2601 C2605 C2642 C2310 R2317 R2321 C2301 C2307 C2049 C2306 C2304 C2623 R4022 R4025 R4028 R2314 R2311 R2312 R683 B4004 C2604 W900 R526 B4009 R534 R535 W848 ...

Page 100: ...O CCD HEAD AMP 16 PB 10µs 500mV 17 PB 100ns 100mV PB 1ms 100mV 18 PB 200ms 500mV 19 REC 5µs 20V 20 6 20ns 500mV PB 500us 1 0V 10 PB 500us 1 0V 11 AUDIO VIDEO PB 200µs 1 0V 22 POWER ON 50ns 1 0V 23 VCR SYSCON PB 5ms 1 0V 21 NOTE The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram 2 35 ...

Page 101: ...0V 28 10µs 200mV 29 10µs 200mV 30 TUNER JACK WAVEFORMS NOTE The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram 10µs 200mV 31 10µs 200mV 32 10µs 200mV 33 500ns 100mV 34 500ns 1 0V 35 5µs 500mV 38 POWER 5µs 5 0V 39 2 36 ...

Page 102: ...ual OP AMP IC2003 BA10358F A C C D SP A B C D E F ADFE TE PH BH REN P WO TEC MD0 15 DATA MA0 8 DATA RD WR MEMCS 0 SLD1 2 SP1 OPEN CLOSE MLD1 MLD2 SPD SLD TD FD DVD BLOCK CD DVD LD DK4001 LDON1 LDON2 TOST FOST DVD CD DEFCTO REG 2 5V IC2004 PQ1X251M2ZP X2001 16 9344MHz A 2 5V A A D VR KFG HD0 7 AVD0 7 HA0 12 AMCLK LSI_RST EEPROM IC4002 S 24C04BFJ A SDA SCL 2 37 ...

Page 103: ... PQ070XZ01ZP SDRAM IC4005 16M A A MEMCS 0 Y ASP AUDIO L A P CON 3 3V B P CON 5V C P CON A5V D P CON 9V E P CON 12V SPDIF DVD C CPU_RESET VCR BLOCK VIDEO SW SW7001 SK42H0IG9A CVBS DVD_Y DVD_U DVD_V CK DIAGRAM X4001 27MHz HA0 HA18 HD0 HD15 FJ SDA SCL A 1 8V A DAC_A B C D OUT SPDIF CD ASDATA0 AMCLK ABCLK ALRCLK AUDIO L SPDIF A B A AUDIO AMP IC8003 NJM4580M E 2 38 ...

Page 104: ...AGC AMP KIL FM AGC DELAY PB FM EQ PB PHASE EQ P R C LPF GCA B UP AMP ACC AMP Main CONV AUTO BIAS P R KIL B D DOUBLE LIM FM DEM L101 EQ AMP MUTE 6 2 3 1 5 Q105 BIAS CTL 11 4 Q104 BIAS OSC Q103 SW Q101 Q102 AUDIO PB SW HF1 HF2 HI FI DEMODU LATOR HF_COM COIL BIAS OSC X101 3 578545M Hz VX01 50 49 PULL 41 Q109 BUFFER 80 ALC DET P R EP LP CH1 R EP LP CH2 L CP101 6 5 4 SP CH1 R SP_COM SP CH2 L CYL 3 2 1 ...

Page 105: ...PF1 SUB LPF V I CONV P R Y LPF YNR COMB N L DEEM NC1 Y C MIX SYNC SEP VCA CLAMP 1 2 FBC Chara INS 6dB P R P R V AGC CLAMP LINE AMP ALC Y C_CS Y C_DATA Y C_CLK H AMP_SW C ROTARY H SW ENV DET COMP DUMMY_V SYNC C SYNC FRONT_V_IN TUNER_V TO_NORMAL_A FROM_NORMAL_A P CON 5V H AMP SW AUDIO MUTE C ROT RF SW IN ENV DET CONP OUT TUNER JACK SYSCON HI FI DEMODU LATOR 80 SERIAL DECODER AUDIO_MUTE H V REC_ST H ...

Page 106: ... 4 CAP M F R 2 1 4 3 MS SEN A 28 2 1 4 3 MS_SEN A Q3005 MS_SEN B Q3004 2 3 4 1 2 3 4 1 CAPSTAN DD UNIT P CON 5V KEY B REM_IN P CON 5V 3G TV VCR LED SEG5 50 63 SEG1 VCR LED 47 55 3G TV VCR_LED SEG_5 SEG_1 VIDEO_LED DVD_POWER_CTL 45 DVD_POWER_CTL 2G DUB REC LED 49 2G DUB REC_LED SYSTEM CONTR RX 65 TX X3002 32 768KHz X1 X2 76 75 TX 64 HD RESET 44 DVD RESET 1G VCR T REC LED 48 1G VCR T REC_LED RX DVD ...

Page 107: ...1A Y C DATA 54 Y C CLK 53 Y C_DATA Y C_CLK C SYNC 111 C SYNC SCL SDA COMP 101 COMP D ST SELECT 31 HIFI H SW 106 HIFI ENV 32 ST_SELECT HIFI_H SW HIFI_ENV DET POWER MUTE L 87 POWER_MUTE L IIC_DATA IIC_CLK AUDIO_MUTE H V REC_ST H HIFI DEMODULATOR _CTL ED TUNER A MUTE H 85 TUNER_A_MUTE H TROL BLOCK DIAGRAM LED X3003 14 3818MHz 4 FSC OUT 4 FSC IN 22 21 SURROUND H VIDEO MUTE H 40 88 SORROUND_ON H VIDEO_...

Page 108: ...N3672NFBP 24 21 22 45 62 61 HF2 HF_COM FSC HF1 FROM_NORMAL_A TO_NORMAL_A Y C AUDIO CCD HEAD AMP 51 58 40 P CON 12V P CON 5V OUTPU SW PNR BPF FM LIM AMP AMP AGC LO VCO FO ADJ LOGIC 25 DBX NOISE REDUCTION L M HI FI DEMODULAT POWER 2 43 ...

Page 109: ..._MUTE H V REC_ST H HIFI_ENV DET IIC_CLK IIC_DATA AUDIO_OUT_R ST_SELECT FRONT_A_IN L FRONT_A_IN R TUNER JACK SYSCON INPUT SW AMP AMP RFC TPUT SW PNR BPF M LIM DEM BLOCK LOGIC E ION L R MIX REC LPF VCO 4 2 LATOR BLOCK DIAGRAM 1 3 DVD_A_OUT L DVD_A_OUT R DVD AUDIO SIGNAL PB AUDIO SIGNAL REC 2 44 ...

Page 110: ...8001 2 Q8004 BUFFER VIDEO_OUT SYSCON 2 3 6 P CON 12V 5 Q8006 MUTE SW 11 12 23 24 22 15 RF SW SW301 3 2 VIDEO MUTE H 16 32V Q8003 VIDEO MUTE SW 3 2 DVD AUDIO OUT J8007 Q8 Q8 Q303 SW TUNER MUTE SW V OUT POWER P CON 5V TUNER JACK 5 ...

Page 111: ...ON 3 2 DVD VCR SW IC8005 NJM2533V 1 7 8 6 Q8005 MUTE SW Q8007 MUTE SW AV SW1 Y C VIDEO OUT 2 1 OPT TRANSSFORMER OS8001 4 3 Y C SEPA J8006 3 2 COMPONENT OUT J8008 Q8001 D AUDIO DRIVER Q8002 5 DVD_Y DVD_U DVD_V C_OUT Y_OUT D AUDIO DRIVER SPDIF 134 DVD I O K BLOCK DIAGRAM DVD_V_OUT DVD_A_OUT R DVD_A_OUT L DVD Vcc AUDIO SIGNAL PB AUDIO SIGNAL REC RECORD LUMINANCE SIGNAL PLAYBACK LUMINANCE SIGNAL RECOR...

Page 112: ...Q501 CONTROL SW T501 13 15 4 2 IC501 KIA431 VOLTAGE CTL IC 3 1 L501 AC IN D505 D506 D502 D503 6 12 10 11 7 PHOTO COUPLER 14 POWER BLOCK 2 Q511 3 3V OUT Q508 3 3V CTL Q530 PROTECT Q531 PRO Q50 PO Q507 3 3V CTL 2 47 ...

Page 113: ... Q503 P CON 5V SW Q505 M CON POWER SW Q504 M CON 5V SW AT 12 6V OPERATION DISPLAY TUNER JACK P CON 12V P CON 5V P CON 12V AT 5 2V POWER FAIL VCR POWER ON L DVD AT 5V M CON DVD POWER CTL AT 5 2V P CON 3 3V P CON 5V_DH P CON 9V 32V P CON 12V P CON 5V AT 5 2V SYSCON SYSCON SYSCON TUNER JACK 2 48 VP D2VP11 ...

Page 114: ...ERVICE ENGINEERING COMPANY OF AMERICA DIVISION OF JVC AMERICAS CORP www jvcservice com US Only JVC CANADA INC Head office 21 Finchdene Square Scarborough Ontario M1X 1A7 416 293 1311 Printed in Japan 0212 VP ...

Page 115: ...1036 023A 4 X 791WHA0100 GIFT SHEET 5 X 792WHA0418 PACKAGE BACK 6 X 792WHA0419 PACKAGE FRONT REF No PART No PART NAME DESCRIPTION REF No PART No PART NAME DESCRIPTION 5 3 2 1 6 5 4 8 7 SPEC OF BARCODE 11 12 13 15 16 17 7 X 793WCD1454 GIFT BOX XVC20US X 793WCD1466 GIFT BOX XVC21UC 8 X 795WCA0662 PAD DVD VR 155x250 11 X JB5UD200 POLYBAG INSTRUCTION RED CAUTION 12 X J2C30101A INSTRUCTION BOOK EN XVC2...

Page 116: ... genuine JVC parts be used 629 704 704 704 704 704 640 618 608 609 618 613 615 639 611 616 639 615 614 632 628 612 610 617 601 PCB270 OPERATION PCB ASS Y 708 708 637 623 701 701 627 642 709 630 631 706 709 633 708 706 626 602 625 605 604 603 606 606 607 634 621 603 705 635 703 636 PCBB00 VCR DVD PCB ASS Y 707 703 622 RATING LABEL 619 638 624 702 702 702 641 ...

Page 117: ...R FPC 628 X 735WPD0761 BUTTON STOP XVC20US X 735WPD0763 BUTTON STOP XVC21UC 629 X 702WSB0083 CABINET TOP XVC20US X 702WSB0081 CABINET TOP XVC21UC 630 X 712WPJ0808 PLATE TRAY FRONT XVC20US X 712WPJ0807 PLATE TRAY FRONT XVC21UC 631 X 7235630001 SHEET DVD NEW 632 X 735WPD0762 BUTTON PLAY XVC20US X 735WPD0764 BUTTON PLAY XVC21UC 633 X 761WPA0250 HOLDER FFC 634 X 7230007556 SHEET IC 635 X 752WUA0001 SH...

Page 118: ...e is applied for each position NOTE PART NO CLASS MARK GREASE G 555G AA MG 33 AB FG 84M AC FL 721 AD 312 315 UN4001 M2003 505 504 H5001 503 306 305 332 507 335 342 322 508 324 302 506 501 H5002 323 508 341 331 334 333 314 301 313 307 300 317 336 346 345 321 319 320 AB 316 318 347 AB AB AB AA AA AA AA AB AB AB AB AB AB AB AB AC AC CD1501 M101 304 CD1502 510 348 ...

Page 119: ...4 327 343 326 328 AB AB AB AA AA AD AA AA AA AA AA CD1501 CD1502 Applying positions AA AB AC and AD for the grease are displayed for this section Check if the correct grease is applied for each position NOTE PART NO CLASS MARK GREASE G 555G AA MG 33 AB FG 84M AC FL 721 AD AA 339 AA AA ...

Page 120: ...92 HOLDER TENSION 332 X 85OP400520 CAP P4 333 X 85OP400542 BAND TENSION 334 X 85OP400533 CONNECT TENSION 335 X 85OP600573 ARM BRAKE T 336 X 85OP600584 BAND BRAKE T 337 X 85OP600577 CAM PINCH ROLLER 338 X 85OP600578 CAM MAIN 339 X 85OP600579 ROD MAIN 340 X 85OP600582 GEAR JOINT 341 X 85OP800322 SPRING TENSION 342 X 85OP800360 SPRING BRAKE T 343 X 85OP800355 SPRING COUPLING 344 X 85OP800356 SPRING R...

Page 121: ...0Ω 1 2W R518 NRSA63J 151X MG RESISTOR 150Ω 1 16W R519 NRSA63J 102X MG RESISTOR 1KΩ 1 16W R520 NRSA02F 332X MG RESISTOR 3 3KΩ 1 16W R521 NRSA02J 391X MG RESISTOR 390Ω 1 16W R522 NRSA02F 332X MG RESISTOR 3 3KΩ 1 16W R523 NRSA63J 682X MG RESISTOR 6 8KΩ 1 16W R524 NRSA63J 101X MG RESISTOR 100Ω 1 16W R525 NRSA63J 103X MG RESISTOR 10KΩ 1 16W R526 X R803R9122F MG RESISTOR 1 2KΩ 1 16W R527 NRSA02J 101X MG...

Page 122: ...TOR 47KΩ 1 16W R2626 NRSA63J 824X MG RESISTOR 820KΩ 1 16W R2627 NRSA63J 180X MG RESISTOR 18Ω 1 16W R2628 NRSA63J 125X MG RESISTOR 1 2MΩ 1 16W R2629 NRSA63J 103X MG RESISTOR 10KΩ 1 16W R2630 NRSA63J 822X MG RESISTOR 8 2KΩ 1 16W R2631 NRSA63J 473X MG RESISTOR 47KΩ 1 16W R2633 NRSA63J 822X MG RESISTOR 8 2KΩ 1 16W R2634 NRSA63J 473X MG RESISTOR 47KΩ 1 16W R2635 NRSA63J 822X MG RESISTOR 8 2KΩ 1 16W R26...

Page 123: ...R2X MG RESISTOR 2 2Ω 1 16W R4062 NRSA63J 472X MG RESISTOR 4 7KΩ 1 16W R4076 NRSA63J 103X MG RESISTOR 10KΩ 1 16W R4078 NRSA63J 332X MG RESISTOR 3 3KΩ 1 16W R8002 NRSA63J 472X MG RESISTOR 4 7KΩ 1 16W R8003 NRSA02J 680X MG RESISTOR 68Ω 1 16W R8004 NRSA02J 121X MG RESISTOR 120Ω 1 16W R8005 NRSA63J 100X MG RESISTOR 10Ω 1 16W R8006 NRSA63J 100X MG RESISTOR 10Ω 1 16W R8007 NRSA63J 101X MG RESISTOR 100Ω 1...

Page 124: ...ITOR 220µF 6 3V C313 QEKJ1CM 106Z E CAPACITOR 10µF 16V C315 QEKJ1CM 106Z E CAPACITOR 10µF 16V C316 NCB31EZ 104X CAPACITOR 0 1µF 25V C318 QEKJ1CM 106Z E CAPACITOR 10µF 16V C501 X E5EZF2222M E CAPACITOR 2200µF 16V C502 X P2122B104M CMP 0 1µF 275V C504 QETN0JM 227Z E CAPACITOR 220µF 6 3V C505 X E5EZU2221M E CAPACITOR 220µF 16V C506 X E5EZT0102M E CAPACITOR 1000µF 6 3V C508 X CS0PB04W3K CAPACITOR 0 00...

Page 125: ...V C2301 NCB31CK 104X CAPACITOR 0 1µF 16V C2304 NCB31CK 104X CAPACITOR 0 1µF 16V C2306 NCB31CK 104X CAPACITOR 0 1µF 16V C2307 NCB31CK 104X CAPACITOR 0 1µF 16V C2309 QETN1CM 476Z E CAPACITOR 47µF 16V C2310 NCB31CK 104X CAPACITOR 0 1µF 16V C2315 NCB31CK 104X CAPACITOR 0 1µF 16V C2601 NCB31EZ 104X CAPACITOR 0 1µF 25V C2604 NCB31EZ 104X CAPACITOR 0 1µF 25V C2605 NCB31EZ 104X CAPACITOR 0 1µF 25V C2606 N...

Page 126: ... 10pF 50V C4042 NCB31EZ 104X CAPACITOR 0 1µF 25V C4043 NCB31HK 103X CAPACITOR 0 01µF 50V C4045 QETN0JM 227Z E CAPACITOR 220µF 6 3V C4046 NCB31EZ 104X CAPACITOR 0 1µF 25V C4048 NCB31EZ 104X CAPACITOR 0 1µF 25V C4049 NCB31EZ 104X CAPACITOR 0 1µF 25V C4050 X E02LU2101M E CAPACITOR 100µF 16V C4051 NCB31EZ 104X CAPACITOR 0 1µF 25V C4052 NCB31EZ 104X CAPACITOR 0 1µF 25V C4053 NCB31EZ 104X CAPACITOR 0 1µ...

Page 127: ... MCL4148 D8013 X DDDRL41480 DIODE MCL4148 D8014 X DDDRL41480 DIODE MCL4148 D8015 X DDDRL41480 DIODE MCL4148 D8016 X DDDRL41480 DIODE MCL4148 D8017 X DDDRL41480 DIODE MCL4148 D8018 X DDDRL41480 DIODE MCL4148 V651 X 0040F94003 LED DISPLAY XVC20US X 0040F94005 LED DISPLAY XVC21UC IC101 X I03F3206M0 IC LA71206M MPB IC501 X I1KJ9A4310 IC KIA431 IC502 X I1KA98R09A IC KIA78R09API IC503 X 000220001W PHOTO...

Page 128: ...X 024HC31022 CORE BEADS L101 X 031626009R COIL BIAS OSC L102 QQL29BJ 101Z COIL 100µH L105 QQL29BJ 101Z COIL 100µH L106 QQL29BJ 220Z COIL 22µH L107 QQL29BJ 220Z COIL 22µH L301 QQL29BJ 220Z COIL 22µH L501 X 029T000107 COIL LINE FILTER 0R4A223F20 L502 X 02AHB0A0A4 CORE FERRITE W5T_20 10 10A L505 QQL29BJ 220Z COIL 22µH L506 X 02167E220K COIL 22µH L701 QQL29BJ 220Z COIL 22µH L702 QQL29BJ 220Z COIL 22µH...

Page 129: ...R 3 9KΩ 1 4W R688 QRE141J 272Y RESISTOR 2 7KΩ 1 4W R689 QRE141J 332Y RESISTOR 3 3KΩ 1 4W R690 QRE141J 392Y RESISTOR 3 9KΩ 1 4W D685 X 0021E5Q212 LED LTL 1CHGT 002A SW685 QSW0707 001Z TACT SWITCH SW686 QSW0707 001Z TACT SWITCH SW687 QSW0707 001Z TACT SWITCH SW688 QSW0707 001Z TACT SWITCH SW689 QSW0707 001Z TACT SWITCH SW690 QSW0707 001Z TACT SWITCH CD681 X 122H051202 CORD JUMPER 2H051202 CP681 X 06...

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