JVC HR-XV1EU-R Service Manual Download Page 48

Page: 48 / 105

TROUBLESHOOTING GUIDE

1-44

AT PLAYBACK, THE COLOR DOES

NOT APPEAR

Change IC101.

Check pin 15 of IC4501.

YES

Does composite signal

appear at pin 52 of

IC101?

YES

NO COLER DURING SELF

RECORDING AND PLAYBACK

Does VIDEO signal appear

at pin 31 of IC101?

Chang J8005.

Check VIDEO input circuit.

Does COLOR signal at pin 52

of IC101?

Check pin 15 of IC4501.

Change IC101.

Summary of Contents for HR-XV1EU-R

Page 1: ...ICTOR COMPANY OF JAPAN LTD This service manual is printed on 100 recycled paper SERVICE MANUAL No 82947 November 2002 HR XV1EU R HR XV1EU R V14PV1 DVD ÔÎeep Hi Fi ÍacceÚÌêÈ ÇËÀeoÏaÖÌËÚoÙoÌ XapaÍÚepËcÚËÍË DIGITAL VIDEO ...

Page 2: ...G 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 ADJUSTMENT 1 19 ELECTRICAL ADJUSTMENTS 1 20 1 BASIC ADJUSMENT 1 20 1 1 SWITCHING POINT 1 20 ELECTRICAL ADJUSTMENT PARTS LOCATIO...

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: ...cuit 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 Disconnect the following connectors CP503 CP8001 and CP8002 Remove the 4 screws 1 Remove the Deck Angle in the direction of arrow A Remove the 2 screws 2 Remove the Front DVD Shield in the direction of arrow B Remove the 4 screws 3 Disconnect the following connectors CP2601 ...

Page 6: ...the Top Holder 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 1 6 VCR PCB Refer to Fig 1 6 1 2 3 Remove the screw 1 and Fiber Washer Remove the 6 screws 2 Remove the VCR PCB in the direction of arrow Fig 1 5 Fig 1 6 2 VCR PCB 1 2 2 2 2 2 Power PCB 1 1 Bottom Plate 1 CP1701 2 2 2 VCR Deck CP101 C...

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: ...ss y installation install 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 Remove the P4 Cap Unlock the support 1 and remove the Cassette Guide Post Remove the Inclined Base S Unit and Inclined Base T Unit Fig 2 18 A Cassette ...

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: ...se this for the normal servicing REC 6 2 STOP 1 3 DVD Write mode Refer to the RE WRITE FOR DVD FIRMWARE NOTE The function will only work at the DVD stop mode Do not use this for the normal servicing Check for the firmware version Refer to the RE WRITE FOR DVD FIRMWARE NOTE The function will only work at the DVD stop mode Do not use this for the normal servicing PARENTAL CONTROL RATING LEVEL 4 DIGI...

Page 18: ...ain step through the DATA using SET or button until required DATA value has been selected Pressing OK will take you back to ADDRESS for further selection if necessary Repeat steps 3 to 6 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 initializing of shipping Turn POWER on Press ...

Page 19: ...SET or button and read the DATA This DATA becomes the thousands digit and hundreds digit value of the following formula Adjust the ADDRESS to FE by SET or button and read the DATA This DATA becomes the tens digit and ones digit value of the following formula After the confirmation of using hours turn off the power Clean Check it and if necessary replace it CLEANING NOTE After cleaning the heads wi...

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: ...f 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 TP102 Envelope and CH 2 to TP101 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 TP101 CH 2...

Page 24: ...he remote control more than 2 seconds to set tracking to center Press both CH UP button on the set and the STOP button on the set for more than 2 seconds 1 2 3 4 Fig 1 1 B 6 5H CH 1 CH 2 CH 1 CH 2 6 5H Fig 1 1 A ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE Connector Connections DVD PCB DECK CD CP681 CP502 CP503 OPERATION PCB POWER PCB CD651 CD502 CD503 CP8502 CD8501 CD8502 CP2602 CP2601 CP2603 CD800...

Page 25: ...O TE Output 21 FEO O FE Output 22 DFTN I DPD Defect Terminal 23 Vcc Vcc Terminal 24 NC 25 RPZ O RF Ripple Output 2 26 RPO O RF Ripple Output 1 27 RPB Bottom of RF Ripple 28 RPP Peak of RF Ripple 29 RFOn O RF Signal Output differential output 30 RFOp O RF Signal Output differential output 31 VccR Vcc Terminal RF Output Slice Level Control 33 TEB I TE Balance Control 34 FEB I FE Balance Control 35 D...

Page 26: ...Polarity 1 52 P1DI I D Input DVD 53 P1CI I C Input DVD 54 P1BI I B Input DVD 55 P1AI I A Input DVD 56 GNDR GND Terminal 57 LDP2 I APC Polarity 2 58 P2AI I A Input CD 59 P2BI I B Input CD 60 P2CI I C Input CD 61 P2DI I D Input CD 62 GNDS GND Terminal 63 P2FP I FE Input CD 64 P2FN I FE Input CD ...

Page 27: ...ground 18 VPFC O Clock PLL block phase frequency comparator output 19 TEST0 I Test mode pin 20 VLPFI I VCO filter input for the clock PLL 21 VLPFO O VCO filter output for the clock PLL 22 VSS3 3 3V digital ground 23 MON0 24 MON1 25 MON2 26 MON3 27 MON4 28 MON5 29 MON6 30 MON7 31 MON8 32 MON9 33 VDD3 3 3V digital power supply 34 NC 35 NC 36 TEST1 I Test mode pin 37 FLGA I O General purpose l O or f...

Page 28: ...k 74 VDD5 5V power supply 75 TESM3 Test pin 76 DIGI I 1 bit DAC Digital In input 77 TESM4 Test pin 78 VDD3 3 3V digital power supply 79 BA0 80 BA1 81 BA2 82 BA3 83 VSS5 5V ground 84 BA4 85 BA5 86 BA6 87 BA7 88 BA8 89 VDD3 3 3V digital power supply 90 BOE O External RAM OE signal 91 BRAS O External RAM RAS signal 92 BCAS O External RAM CAS signal 93 BWL O External RAM Lower WE signal 94 BWU O Exter...

Page 29: ...upply 136 VCOREF I VCO reference 137 VCOF I VCO automatic adjusting filter output 138 PVDD 3 3V PLL block only power supply 139 SLCO1 I O Data slice 6 bit DAC output Using Difference Input RFOn signal input 140 TESM9 Test pin 141 TEST2 I Test mode pin 142 RFCD I CD RF signal input Using Difference Input RFOp signal input 143 RFDVD I DVD RF signal input Using Difference Input RFOp signal input 144 ...

Page 30: ...DC O DPD error signal s pit depth adjusting signal 167 EQBC O D Input CDRF wideband boost adjusting signal 168 ANMON O General purpose PWM output 169 DFCT O Black dot detection signal 170 VRCK O RF EQ response control clock 171 VSS3 3 3V digital ground 172 SCD O Head amp serial data 173 SCL O Head amp serial data latch pulse 174 SCB O Head amp serial data clock 175 FGIN I Disc FG signal input with...

Page 31: ...high when initialized S2X O Port B3 Output port output high when initialized S1X O Port B4 Output port output high when initialized PROMCK O Timer output 1 8 bit timer 0 or 1 output PROMDA O Timer output 3 8 bit timer 2 or 3 output WP I O Port D0 I O port I45INTX I O Port D1 I O port DMFG I O Port D5 I O port CTS I O Port E0 I O port TBFINTX I O Port E1 I O port DISKWOI I O Port E2 I O port SVINTX...

Page 32: ...L I Pin for reference voltage input to AD converter low level DAREFH I Pin for reference voltage input to DA converter high level DAREFL I Pin for reference voltage input to DA converter low level ADVCC Power supply pin for 10 bit AD converter ADVSS GND pin for 10 bit AD converter 0V DAVCC Power supply pin for 8 bit DA converter DAVSS GND pin for 8 bit DA converter 0V CLVCC Power supply pin for cl...

Page 33: ...OT 22 A MUTE H O This pin output the HIGH to mute the sound at the switching point between E E and V V during the special playback 23 SECAM H O Control Y C IC at SECAM 24 SP H O Output High when SP on EE screen The other is Low 25 FF REW L O Output L when fast forwarding or rewinding 26 CAP ON O Control the Capstan Motor rotation direction 27 FL_CS O CS for FL driver IC control 28 DVD_MUTE O MUTE ...

Page 34: ...Clock output to IIC 72 IIC SDA I O DATA input output to IIC 73 32K MONI O Output 32 768KHz monitor 16 384KHz output to check the clock 74 Hi Fi MUTE O Control the Hi Fi IC 75 V REC ST O Control the Head Amp for video and Hi Fi audio 76 PICTURE CTL O Output pulse to conrol the Y C IC for sharpness 77 CAP CTL O Output servo of the capstan motor 78 CYL CTL O Output pulse to conrol the drum motor 79 R...

Page 35: ...11 XOUT O 4MHz oscillation 12 XIN I 4MHz oscillation 13 VSS GND 14 VDD VDD 15 VDCE GND 16 INT0 I Input software UART for VCR Communication 17 P31 I Not used GND 18 AIN0 I Not used GND 19 AIN1 I Not used GND 20 AIN2 I Not used GND 21 AIN3 I Not used GND 22 P00 I Not used GND 23 P01 I Not used GND 24 P02 I Not used GND 25 P03 I Not used GND 26 P10 I Not used GND 27 P11 I Not used GND 28 P12 I Not us...

Page 36: ...32 SERVO TIMING CHART VCR PCB IC3001 OEC7079D DPG 87 PIN DFG 87 PIN H SW P 18 PIN V SYNC E E 84 PIN 24 Cycle CH 1 CH 2 REC CTL REC 97 PIN V SYNC TRICK PB 13 PIN WAVEFORM CHANGES DEPENDED ON THE TAPE SPEED ...

Page 37: ... 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 38: ...OES NOT TURN ON NO VCR SECTION YES NO NO YES YES Check IC3001 Check IC3001 Check Q506 Q504 Check pin 13 of T501 and peripheral circuit Is the voltage at pin 14 of CP502 about 5 2V Does display light Is there voltage at pin 20 of IC3001 ...

Page 39: ... button YES YES YES NO 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 Q3007 and CAPSTAN BELT Does intermittently the power cut Check Q3006 Q3007 IC3001 and sag of CAPSTAN BELT Check the POWER BLOCK ...

Page 40: ... 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 85 of IC3001 Change CAPSTAN DD UNIT Check IC3001 Check AUDIO BLOCK At playback is pin 5 of CP3001 3 5V ...

Page 41: ... LED of DECK PHOTO SENSOR Change LOADING MOTOR Change IC3001 YES YES YES NO NO NO When a CASSETTE can not inserted is pin 10 of IC3001 5V When a CASSETTE is inserted is pin 8 of CP3001 12 6V When a CASSETTE is inserted is pin 47 of IC3001 5V Check circuit of loading motor ...

Page 42: ...3001 Defective CASSETTE or cassette loading block YES YES YES NO NO NO Does SW3001 and REC LEVER correctly set After inserting CASSETTE is pin 81 of IC3001 0V Correctly SW3001 and REC LEVER set Check DECK MECHANISM Can not FF REW YES NO At FF REW does voltage at pin 11 of IC3001 change Check line of IC3001 at pin 3 and pin 4 ...

Page 43: ...diately Check power block Change IC3001 Check Q3006 and Q3007 YES YES YES YES YES NO NO NO NO NO Does CYLINDER rotate Is there HEAD SW PULSE at TP101 Is the voltage at pin 8 of CP3001 12 6V At play is the voltage at pin 12 of CP3001 2 5V Is PG PULSE signal inputted to pin 18 of IC3001 ...

Page 44: ...tracking is the voltage at pin 8 of IC3001 more than DC 0 2V Does the CLT pulse signal about 2 5Vp p appear at pin 97 of IC3001 2 5Vp p 5V Change CYLINDER MOTOR Change IC3001 Change CYLINDER MOTOR YES YES NO NO At play the picture jitters vertical minutely Is FG wave of CP3001 at pin 11 5V Is pin 12 of CP3001 2 5V ...

Page 45: ...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 79 and pin 80 of IC3001 Check Q3006 and Q3007 Change IC3001 ...

Page 46: ...LY Does a noise 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 Change IC1001 ...

Page 47: ... APPEAR Is the voltage of IC101 at pin 12 36 61 90 and 96 5V Check POWER BLOCK Is there FM signal at pin 78 and 79 of IC101 Change IC101 Is there video signal at pin 52 of IC101 Check IC4501 Is E E appearing on the MONITOR TV Check connection of the CYLINDER Check video out line and IC101 ...

Page 48: ...eck pin 15 of IC4501 YES Does composite signal appear at pin 52 of IC101 YES YES NO NO NO COLER DURING SELF RECORDING AND PLAYBACK Does VIDEO signal appear at pin 31 of IC101 Chang J8005 Check VIDEO input circuit Does COLOR signal at pin 52 of IC101 Check pin 15 of IC4501 Change IC101 ...

Page 49: ...1 more than 1V Is VIDEO output at the emitter of Q4501 2Vp p and are there any noises YES YES Perform the interchange able adjustment of DECK NO Check IC101 and Q4501 Check IC3001 Change CYLINDER MOTOR YES YES NO NO AT PLAYBACK AND RECORDING CYLINDER MOTOR UNLOAD Is the voltage at pin 8 of CP3001 about DC12 6V Check at 12 6V line power block In playback is at pin 12 of CP3001 about DC2 5V ...

Page 50: ...ear Refer to section E E DOES NOT APPEAR Does AUDIO signal appear at pin 2 of IC101 6mVp p Check C117 and peripheral circuit Change IC101 Does AUDIO signal appear at pin 11 of IC101 1Vp p Check AUDIO HEAD for DEBRIS STAINS Check the connector from AUDIO HEAD is fully inseted into CP102 Replace IC101 ...

Page 51: ...io signal at pin 5 of CP102 Check the circuit between pin 4 of IC101 to pin 5 of CP102 L104 is broken or shorted Is bias level at L104 OK Is the voltage at pin 29 of IC3001 about 5V NO Check POWER circuit Change IC3001 YES NO Change IC101 Check lead wire of A C HEAD and CONNECTOR Is there audio signal at pin 11 of IC101 ...

Page 52: ...E 1 48 YES YES NO NO THE CASSETTE INSERT BUT THE TAPE DOES NOT MOVE Does the mode appear at display Check operation PCB Check LOADING MOTOR and MODE SENSOR RELATION DEPARTMENT Check IC3001 Does operate with remote control ...

Page 53: ...Check the voltage at pin 5 of CP3001 is 2V or at pin 12 of IC3001 is 3 5V Replace IC3001 Does DD MOTOR rorate now If not Replace DD MOTOR In playback is there voltage at pin 8 of CP3001 12 6V In playback is there voltage at pin 9 of CP3001 2 6V Check POWER BLOCK NO Change IC3001 NO Check pin 77 78 of IC3001 and peripheral circuit YES YES ...

Page 54: ...WORKS BUT NO VIDEO RECORD FROM INPUT JACK OR TUNER Is there video signal at pin 31of IC101 Check circuit of video signal from VIDEO IN or TUNER to IC3001 Change IC101 Does the VIDEO signal appear at pin 52 of IC101 Check CYLINDER UNIT and circuit around of CP101 ...

Page 55: ...nnection is done over again Check POWER BLOCK Check the picture Is there video signal at pin 24 of TU301 Change TU301 Change IC101 Is there video signal at pin 28 of IC101 Are there the voltage of MB 5V PB 5V TU 32V of TU301 Check pin 7 of IC8001 NO Is there video waveform at pin 52 of IC101 Check pin 15 of IC4501 Check IC101 Change IC4501 YES YES NO ...

Page 56: ... IC701 12V Check POWER BLOCK Check POWER BLOCK Check J8005 and peripheral circuit Change IC701 Does audio signal appear at pin 21 of IC701 Does audio signal appear at pin 36 37 42 and 43 of IC8001 Check circuit around of J8005 Does audio signal appear at pin 22 of IC701 Does audio signal appear at pin 15 and 18 of IC701 NO NO YES Check IC101 Change IC701 ...

Page 57: ...O DOES NOT APPEAR Is the voltage at pin 40 of IC701 5V Is the voltage at pin 34 of IC701 12V Check POWER BLOCK Check POWER BLOCK Change IC101 Change IC701 Is there video signal at pin 10 11 of IC701 Is there video signal at pin 15 18 of IC701 Check circuit around of J8005 ...

Page 58: ... E AUDIO MONO appear Refer to section E E AUDIO MONO DOES NOT APPEAR Check pin 21 of TU301 Change IC801 Change IC701 Does audio signal appear at pin 38 of IC801 Does audio signal appear at pin 1 and 2 of IC801 Does audio signal appear at pin 15 and 18 of IC701 Check J8005 and peripheral circuit ...

Page 59: ...YES YES NO NO NO NO PB AUDIO Hi Fi DOES NOT APPEAR Does E E AUDIO STEREO appear Is there audio signal at pin 35 37 of IC701 Is there audio signal at pin 15 18 of IC701 Check circuit around of J8005 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 Does NORMAL PB AUDIO appear ...

Page 60: ... of video recording is there audio signal at pin 10 and 11 of IC701 Is there audio signal at pin 15 18 of IC701 At recording and play is there signal at pin 7 8 and 9 of CP101 Check IC101 Check CYLINDER UNIT Change IC701 Check circuit around of J8004 J8006 and TU301 Refer to section E E AUDIO MONO DOES NOT APPEAR ...

Page 61: ... NO Deck does not accept open close Is the DVD display out Can it open and close it manually 1 Change DVD LOADER Change DVD LOADER 1 Turn GEAR of DVD DECK front lower part to open and close TRAY manually Is the voltage at pin 7 8 and 20 of IC2602 8V YES NO Check POWER BLOCK YES Check IC2602 CP2603 and peripheral circuit ...

Page 62: ...een without going out Is there video signal at pin 27 of IC8504 Check IC8001 and peripheral circuit Is there waveform at pin 102 103 105 and 106 of IC4001 Check IC8504 and peripheral circuit Is X8501 oscillating NO Change X8501 YES YES YES Change IC4001 Is there waveform at pin 120 of IC4001 Change IC8501 ...

Page 63: ... Please Check Disc after reading Are there oscillate at pin 29 30 of IC2603 Is the voltage at pin 6 of IC2603 about 1 7V Check IC2603 and peripheral circuit Check IC4001 and peripheral circuit Check IC2603 and peripheral circuit Are there waveform at line of DVD DATA 0 7 Check IC2001 and peripheral circuit ...

Page 64: ...3 Is the voltage at pin 3 of CP8502 about 5V Change IC8503 Check IC8004 and peripheral circuit Are there waveform at pin 136 139 and 141 of IC4001 Are there waveform at line of DVD DATA 0 7 YES Check IC2001 and peripheral circuit NO Check IC8503 and peripheral circuit DVD CD ANALOG AUDIO DOES NOT APPEAR ...

Page 65: ...Refer to section DVD CD ANALOG AUDIO DOES NOT APPEAR YES YES YES NO NO NO NO PLAYBACK PICTURE OF Y U V OUT Is there Y U V waveform at pin 16 18 20 of IC8504 Is there Y U V waveform at pin 8 10 and 12 of CP8002 Check circuit around of J8005 Check circuit around of CP8002 Are there signals at pin 4 11 and 13 of IC8504 Check circuit around of IC8504 Refer to section DVD screen without going out ...

Page 66: ... pin 23 and C signal at pin 25 of IC8504 Check D8501 and circuit around of D8502 NO YES Is the voltage at pin 1 of IC8504 about 8 2V Check circuit around of Q8508 YES NO Are there signals at pin 4 11 and 13 of IC8504 Check circuit around of IC8504 Refer to section DVD screen without going out ...

Page 67: ... Recorder System Video System PAL MESECAM Hi Fi STEREO Yes NTSC PB PAL60Hz Yes Deck DECK OVD 7 Loading System Front Motor 3 Heads Video Head 4Head FM Audio Head 2Head Audio Control Mono Yes Erase Full Track Erase Yes Tape Rec PAL SP LP Speed NTSC Play PAL SP LP NTSC SP Fast Forward Rewind Time Approx at 25oC FF 1 48 REW 1 48 with Cassette E 180 Forward Reverse NTSC or PAL M SP 3x 5x Picture Search...

Page 68: ...P RGB Signal Output Level 0 7V p p 75 ohm Audio Signal Input Level Microphone Input Level Line 3 8 dBm 50k ohm VCR 0dB 0 775Vrms Output Level Line 3 8 dBm 1k ohm DVD VCR Digital Output Level 0 5 V p p 75 ohm DVD S N Ratio at Weighted 90dB DVD 42dB VCR at SP Harmonic Distortion 1KHz Typical 0 1 DVD 1 5 VCR at SP Frequency Response DVD Mode at DVD 4 Hz 22 KHz DVD Mode at VIDEO CD 4 Hz 20 KHz DVD Mod...

Page 69: ...ays Yes Background Yes Screen Saver Yes Operational Yes Pause Still Yes Parental Lock Yes Title Stop Yes PBC Yes Initial Setup Yes On Screen Displays Yes TV Shape Yes Audio Out Select Yes Open Yes Close Yes No disc Yes Reading Yes Play Yes Still Pause Yes Stop Yes Prohibit Mark Yes Step Yes Skip Yes Skip Yes Random Yes Repeat Yes A B Repeat Yes Slow Yes Slow No Search Yes Search Yes Resume Yes Tit...

Page 70: ... RF Output G K I Yes G CODE or SHOWVIEW or PLUSCODE No Entry Yes NICAM 1 2 NICAM Off Audio Output Yes Stereo Audio Output Bilingual Yes Yes Others CH AV Yes Clock Date Yes Repeat No Pin Code No Tape Counter Yes Index Yes Hotel Lock No Tape Speed Yes Manual Tracking Bar Setting Yes Hi Fi Yes S Repeat SR R SR Play Yes VPS No PDC No TEST Signal Yes G 11 OSD Language DVD OSD Eng Ger Fre VCR OSD Eng Ge...

Page 71: ...v Stop ATR Eject No VCR Yes DVD Yes CD Yes Clock Yes 24h AM No PM No Counter VCR Yes hour min DVD Yes hour min CD Yes min sec Counter Remain No Play Yes Stop No Rec Yes FF Cue No REW Review No Pause Still Yes OTR No T Rec Yes Chapter No TITLE No TRACK Yes Repeat No Hi Fi No SP No LP No SLP No CH Yes RF Output CH Yes Auto Tuning Yes Eject Yes Tape In Yes Remocon Custom Code Yes ...

Page 72: ... CLOCK COUNTER Yes SUB TITLE ATR Yes ANGLE COUNTER RESET Yes ZERO RETURN Yes PLAY MODE SPEED Yes ZOOM Yes TITLE Yes REPEAT A B Yes PROGRAM G CODE Yes T REC Yes TV Vol Yes TV Vol Yes TV VCR Yes TV Input Yes FF Cue SEARCH Yes REW Review SEARCH Yes PLAY Yes STOP Yes PAUSE STILL STEP Yes REC OTR Yes SKIP INDEX Yes SKIP INDEX Yes UP CH Yes DOWN CH Yes LEFT SET TRACKING Yes RIGHT SET TRACKING Yes SELECT...

Page 73: ...Reverse Slow No One Touch Playback No Picture Control Sharpness Yes Channel Lock No Hotel Lock No Anti Theft No Audio Dubbing No Remote Control Code 1 2 Yes BBE Audio No Rec END Search No SQPB PAL SP MODE Yes CATV Yes CM Skip 30sec x 6 Times Yes Copy Disc to Tape Yes by Conditioning G 16 Accessories Owner s Manual Yes Language Russian w Guarantee Card No Remote Control Unit Yes Dew Caution Sheet N...

Page 74: ...l Digital Audio Out Option Yes Euro Scart 2SCART S Video Output Yes DVD Signal Only Ext Speaker No VHF UHF Antenna Input Output DIN Type 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 310 5 x 99 G 19 Weight Net Approx 4 5 kg 9 9lbs Gross Approx 5 5 kg 12 1lbs G 20 Carton Master Carton No Co...

Page 75: ...VICTOR COMPANY OF JAPAN LIMITED 12 3 chome Moriya cho Kanagawa ku Yokohama Kanagawa prefecture 221 8528 Japan AV MULTIMEDIA COMPANY Printed in Japan 0211 VP ...

Page 76: ...ND GND GND GND GND GND CVBS ZERO Y G C CVBS DVD U B DVD V R DVD Y G AT 5 2V OPERATION PCB DVD LED DVD LED FFC CD651 5 4 3 2 1 5 4 3 2 1 PCB270 VEA970 GND KEY B KEY A GND KEY B KEY A FULL ERASE HEAD ASS Y H5002 FE HEAD GND FE HEAD HOT CP103 SW1 SW2 DVD_G DVD_B DVD_R DVD RGB H J8005 DECORDER PERITEL TV L VCR H PERI CTL_L NC NC NC NC NC NC NC NC DEC VIDEO IN DEC VIDEO OUT DEC A IN L DEC A OUT L DEC A...

Page 77: ...5 0 01 500V E C524 0 1 B C513_1 220P 1KV B C516 0 0015 250V KX C520 0 1 F C525_1 220P 2KV RR C508_1 0 01 M C509 0 018 M C502_2 0 22 275V ECQUL CP503 A2001WV2 6P 1 2 3 4 5 6 D525 1N4005 EIC D518_1 10ELS6N D522 10ELS6N D512 SB340L 6737 D529 SB290S D507 SB290S D505 RM11C EIC D530 10ELS6N D515 SB340L 6737 D506 RM11C EIC D503 RM11C EIC D509_1 RGP10K EIC D502 RM11C EIC Q506 KRC101MAT P CON SW Q504 KTA12...

Page 78: ...3 4 5 6 Q2602 HN1C03F_B PROTECT 1 2 3 4 5 6 Q2604 HN1B01F_Y CD LD DRIVER 1 2 3 4 5 6 CD2601 2H081006 FFC 1 25P CD2603 2H060806 FFC 1 25P IC2602 BA5813FM MOTOR DRIVER IC 1 10 11 12 13 14 15 16 17 18 19 2 20 21 22 23 24 25 26 27 28 29 3 30 4 5 6 7 8 9 JG2601 JG2602 JG2604 JG2603 DECK DVD DK4001 TU2020R DESCRIBED IN PARTS LIST ONLY CRITICAL FOR SAFETY USE ONES ARE SINCE THESE PARTS MARKED BY CAUTION ...

Page 79: ...A2 DPA3 DPD0 DPD1 DPD2 DPD3 DPD4 DPD5 DPD6 DPD7 BWU BWL BCAS BRAS BDE DPD15 DPD14 DPD13 DPD12 DPD11 DPD10 DPD9 DPD8 DPD7 DPD6 DPD5 DPD4 DPD3 DPD2 DPD1 DPD0 GND DPA7 VDD 5V DPA6 VDD 3 3V DPA5 GND GND DPA4 SCLK2 VRFD DPA3 DPA2 A 3V DPA1 RFCD_DVD DPA0 SLCD1 RFZI TEZI DVDSTB DVDVALID FEI DVDSOS TEI DVDERR RESB DVDDAT7 RFRP DVDDAT6 DVDDAT5 DVDDAT4 DVDDAT3 DVDDAT2 FOO DVDDAT1 TRO DVDDAT0 FMO DMO TEBC FE...

Page 80: ...1 HD7 MCS0 HD6 MWR MD15 MCSO 1 HD5 MRAS HD4 MPGCS MPCLK HD3 MCAS HD2 MD1 MWE HD1 MDQM HD0 MRD MD14 MD8 HA4 MD7 HA3 MD9 HA2 MD6 HA1 MD2 MD10 MWR MD5 MPGCS MPGIRQ MD13 MD11 MRD MD4 MPGIRQ MD12 I45RSTX MD3 V_SYNC MD3 MD13 GND MD2 MD12 MD14 MD1 MD15 MD0 VDD 3 3VMPEG GND MCS0 MCSO 1 MRAS MCAS MPCLK MA10 MA11 MWE MDQM MD10 MD11 MA4 MA3 MA5 MA2 MA6 MA1 MA7 MA0 MA8 MA9 MD8 MD7 MD9 MD6 MD5 MD4 VMA249 PCB13...

Page 81: ...QM MWE LCAS MPCLK MCAS HD2 HA19 MPCLK MCAS UCAS WE MRAS HD9 HA18 MA4 MRAS OE RAS MA3 MCSO 1 HD1 HA8 MA5 MA2 MCS0 MA6 MA9 MA11 HD8 HA7 MA1 MA7 MA9 MA11 HA8 HA1 MA0 MA8 MA10 HD0 HA6 MA8 MA10 MA8 MA10 HA7 HA2 MA9 MA7 MA0 MRD HA5 MA11 MCS0 MA7 MA0 HA6 HA3 MCSO 1 MA6 MA1 HA4 MRAS MPCLK MA6 MA1 HA5 HA4 MCAS MA5 MA2 FLASHCS HA3 MWE MDQM MA5 MA2 MD8 MA4 MA3 HA1 HA2 MD7 MD9 MA4 MA3 MD6 MD10 MD5 MD11 MD4 MD...

Page 82: ...1504S_Y_RTK VIDEO BUFFER C8508_1 10 16V MH7 C8507_1 10 16V MH7 C8506_1 100 10V MH7 C8521_1 10 16V MH7 C8513 10 16V KA C8528 1000 10V YK C8519_1 10 16V MH7 C8539_1 100 10V MH7 C8520_1 100 10V MH7 C8516_1 100 10V MH7 C8512_1 10 16V MH7 C8518_1 100 10V MH7 C8511_1 10 16V MH7 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME W861 0 W851 W854 21 25 W...

Page 83: ...5 HD4 HD3 VDD 5V HD2 HD1 HD0 DISKWDI FCSEAR SVCEX MRD MWR DNT HA8 RSTOX1 HA8 HD15 HA9 HD14 HA10 HD13 HD12 HA11 PUDET2 HD11 HA12 HD10 LSRDVD HD9 HA13 LVL HD8 DMFG MPGIRQ HA14 HD7 LDMN HD6 HA15 HD5 LDMP HD4 RESET HD3 DMFG HA16 TOPN HD2 HA17 TCLS HD1 HD0 LMT HA18 HA4 PUDET1 HA19 HA3 HA2 HA1 MWR MPGCS MRD MPGIRQ I45RSTX V_SYNC SO2 GND SI2 HD15 HD14 HD13 LCAS UCAS HD12 OE HD11 RAS WE HD10 FLASHCS HD9 M...

Page 84: ...DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS CAUTION DIGITAL TRANSISTOR IIC_DATA IIC_CLK 2FSC EE VV_V_OUT DUMMY_V SYNC P CON 5V P CON 5V V H_SW PICTURE_CTL NA_REC H DUMMY_V SYNC SYNC A_MUTE TRICK H IIC_DATA IIC_CLK ENV DET CTL CTL MSECAM M AGC S DET S DET H SWD_VIDEO V H_SW SYNC FRONT_V_IN TU_V_OUT ENV DET NORMAL_A_IN NORMAL_A_OUT SP L HF1 SP_COM HF2 HF_COM SP R P CON 5V EP L P CON 5V GND EP_C...

Page 85: ...IC_CLK MSECAM M AGC S DET DVD_POWER_A IIC_DATA VCR_POWER_ON H AFT_S CURVE POWER_FAIL AT 5V M CON CAP_VCO AT 12 6V SUB_CS SUB_CLK SUB_DATA_IN SUB_DATA_OUT SUB_RESET CG_CS CG_CLK CG_DATA DVD_POWER_A GND CAP_FG CAP_F R CAP_LIMIT V H_SW PICTURE_CTL CAP_CTL NA_REC H DUMMY_V SYNC CYL_FG PG A_MUTE TRICK H CYL_CTL IIC_DATA IIC_CLK RESET ENV DET MSECAM M AGC S DET CTL SUB_CS CTL SYNC S DET H SUB_RESET EOT ...

Page 86: ...043 470 6 3V YK C8020 47 6 3V KA C8030 1 50V KA C8014 470 16V YK C8022 4 7 50V KA C8024 10 16V KA C8050 22 16V KA C304 100 6 3V YK C301 10 16V KA C8060 4 7 50V KA C8075 22 16V KA C8083 47 16V YK C302 100 6 3V YK C308 1000 6 3V YK C8059 470 6 3V YK C8053 470 6 3V YK C8051 470 6 3V YK C8119 470 6 3V YK OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE ...

Page 87: ...HE LATEST AT THE TIME W819 W822 W818 W821 W890 DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS DESCRIBED IN PARTS LIST ONLY CRITICAL FOR SAFETY USE ONES ARE SINCE THESE PARTS MARKED BY CAUTION DANS LA NOMENCLATURE DES PIECES N UTILISER QUE CELLS DECRITES DANGEREUSES AN POINT DE VUE SECURITE ETANT LES PIECES REPAREES PAR UN ATTENTION CAUTION DIGITAL TRANSISTOR CAP...

Page 88: ... KRC103SRTK SEG1 SW Q656 KRC103SRTK SEG3 SW Q655 KRC103SRTK SEG2 SW Q661 KRC103SRTK SEG6 SW Q665 KTA1504S_Y_RTK 5G SW Q662 KTA1504S_Y_RTK 4G SW Q660 KTA1504S_Y_RTK 3G SW Q657 KTA1504S_Y_RTK 2G SW Q654 KTA1504S_Y_RTK 1G SW 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 P...

Page 89: ...RONT_A_IN L FRONT_A_IN R SWD_A L SWD_A R HIFI_A_OUT L HIFI_A_OUT R DEC_A L DEC_A R TU_A_OUT SIF_OUT DVD_A_OUT L DVD_A_OUT R IIC_DATA IIC_CLK SIF_OUT NORMAL_A_OUT HF1 NORMAL_A_IN HF_COM DEC_A R HF2 DEC_A L HIFI_A_OUT R HIFI_A_OUT L HIFI_H SW HIFI_REC_MUTE HIFI_ENV DET IIC_DATA IIC_CLK TUNER_AUDIO R TUNER_AUDIO L TU_A_OUT TUNER_AUDIO L TUNER_AUDIO R DVD_A_OUT L DVD_A_OUT R FRONT_A_IN L FRONT_A_IN R ...

Page 90: ... 22 16V KA C8097 22 16V KA C8091 33 10V KA C8085 470 6 3V YK C8084 100 16V YK C8101 330 16V YK OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME W803 W851 W850 W866 W867 DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS CD80012S0I2001 FFC CAUTION DIGITAL TRANSISTOR SPDIF 134 TX DVD_R RX DVD_G DVD_B P CON 9V Y_OUT...

Page 91: ... NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME W855 W854 W904 DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS GND P CON 5V P CON 5V AT 5 2V OSD_VIDEO EE VV_V_OUT EE VV_V_OUT 2FSC TX RX DVD_LED SUB_CS VCR_LED OSD_VIDEO DVD_LED VCR_LED TX RX SUB_CLK SUB_DATA_IN P CON 5V SUB_CS SUB_DATA_OUT SUB_RESET SUB_DATA_OUT SUB_DATA_IN SUB_RESET SUB_CLK AT 5 2V CG_DATA...

Page 92: ... EVQ21505R REW REV SW689 EVQ21505R OPEN CLOSE CP681_1 52492 0520 1 2 3 4 5 D681_1 LTL 1CHGE 002A DVD LED R690 560 1 4W R683 6 8K 1 4W R681 13K 1 4W R685 3 9K 1 4W R687 2 7K 1 4W R688 3 3K 1 4W R689 3 6K 1 4W 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 DVD_LE...

Page 93: ...5N L8009 19M L8010 19N L8011 3N L8015 3L 2 35 2 36 PRINTED CIRCUIT BOARDS VCR INSERTED PARTS SOLDER SIDE Q3006 Q3007 CP101 CP3001 Q3001 D3001 CP103 Q3002 SW652 J8007 J8004 J8006 SW3001 D652 SW655 SW654 SW653 SW651 OS651 Q3005 Q3004 W252 IC3099 W192 W248 D656 R3045 R3044 C3002 W287 R8038 L8010 L8009 W172 W173 W299 W301 W302 W249 W250 R662 R670 R652 R3020 R3017 C655 W294 W265 C3032 C3020 C3022 W266 ...

Page 94: ... SW654 19J SW655 19K SW3001 19N TEST POINT TP101 14O TP102 13O TP701 14O TP3001 5F TP3002 18F OTHER B8005 6C CP101 8K CP102 7H CP103 10O CP653_1 14A CP1701 4A CP3001 11D CP8001 6A CP8002 10A J8001 1G J8002 1H J8003 1J J8004 20M J8005 1M J8006 20N J8007 20O OS651 20F OS8001 1E TU301 1P V651 19D X101 10K X801 15P X3001 13D X3002 13D X3003 14B 2 37 2 38 PRINTED CIRCUIT BOARDS VCR CHIP MOUNTED PARTS S...

Page 95: ...3 5C R4015 5C R4016 9D R4017 9D R4018 9D R4019 9D R4020 9D R4021 8D R4022 8D R4023 8D R4024 8D R4025 8D R4026 8D R4027 8E R4028 8E R4029 9E R4030 9E R4031 9D R4034 11D R8501 4A R8502 4A R8503 4A R8504 4C R8505 4A R8506 4C R8507 4B R8508 4F R8509 4B R8510 2B R8511 4E R8512 3E R8513 4E R8514 2E R8515 3F R8516 3E R8517 3E R8518 2B R8519 2C R8520 3F R8521 3F R8522 1C R8523 1C R8524 2G R8525 3E R8526 3...

Page 96: ..._1 C515 R502 L501 R506 W007 D524 R524 R507 R508 C501_1 L503 Q504 R509 R510 B503 C518_2 W802 Q506 IC501 R521 R520 R522 C524 W011 W804 D531 R525 C511_3 L505 L506 C529_1 D512 CP502_1 C517_2 HS502 IC502_1 C514_3 R513 CP503 C530 L507 R518 R519 D523 W813 C520 C528 W001 Q505 T501_1 C505_2 C509 D529 D507 D515 D510 W005 W008 C527_1 C516 C 5 2 5 _ 1 R536 W010 D525 W002 W003 R505 B501 W004 C522_1 W009 R516 C...

Page 97: ... 100mV 54 20ns 100mV 55 10µs 20mV 56 20ns 100mV 52 DSP 10µs 20mV 58 10µs 20mV 59 5ns 20mV 60 20ns 50mV 61 MEMORY AUDIO VIDEO 10µs 20mV 57 1ms 100mV WAVEFORMS The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE 500µs 50mV 63 500µs 50mV 64 10µs 50mV 65 10µs 50mV 66 500ns 50mV 62 68 10µs 50mV 69 10µs 50mV 70 10µs 50mV 71 50ns 100mV SYSC...

Page 98: ...KWD1 FCSEAR SVCEX RF OUT BWL BWU BCAS BRAS BDE DPD 0 15 DPA 0 7 B B A B F A C B A A C E C D C C DAC_A B C D PUDET2 LSRDVD LDMN LDMP RESET LMT TOPN TCLS A 3V HA 1 4 MPGCS MPGIRQ I45RSTX HD 0 15 SD RAM IC4004 MSM56V16160F 8 A AUDIO OUT L AUDIO OUT R ZERO DVD OUT DVD R DVD G DVD B MCSO MRAS MCAS MWE MDQM SPDIF 134 DVD RESET TX RX HA 8 FLASHCS MWR MRD MPCLK X8501 27MHz MD 0 15 MA 0 11 DVD DAT 0 7 DVDS...

Page 99: ...P R N C D E Y APA VIDEO AGC SQUELCH FBC VIDEO ALC CLEAR SYNC 6db AMP 6db AMP C SQUELCH C K N P B D BPF MIX LEVELADJ B E C K P R P R P R P R VCA DELAY CLPF CCD LPF MAIN CONV1 MAIN CONV2 CLPF P R 60 58 55 54 52 35 46 C CCD 42 Y CCD 39 P R L104 Y C AUDIO CCD HEAD AMP IC IC101 HA118217F NORMAL A REC ST SW Q102 86 DUMMY_V SYNC 6 BAND GAP NORMAL_A_OUT 11 NORMAL_A_IN 9 51 87 88 89 X TAL VCO OSD CR DET 2F...

Page 100: ...EG9 SEG10 SEG6 SEG7 SEG8 SEG3 4G T_SHT_LED 5G CS BS_LED SEG1 SEG2 3G TV VCR_LED 2G DUB REC_LED 1G VCR T REC_LED 65 SUB DATA IN 66 SUB CLK 67 D3001 AT 5 2V 60 10 6 BOT EOT Q3001 BOT SENSOR Q3002 EOT SENSOR 11 10 CYL_FG PG LDM_CTL CP3001 9 5 4 CAP M F R 1 CAP_FG I_LIMIT CAP_CTL 12 CYL_CTL SW3001 9 PERI_CTL AGC 85 CFG 11 CAP_FWD 12 CAP_LIMIT AGC IIC_DATA IIC_CLK TUNER JACK HI FI 21PIN OSD 13 D V SYNC...

Page 101: ...CON 5V SW Q1702 P CON 5V SW Q1713 M CON 5V SW AT 12 6V MOTOR_GND P CON 5V REGULATOR BLOCK DIAGRAM AT 5V M CON P CON 5V DH POWER FAIL VCR POWER ON H P CON 3 3V 32V Q1714 M CON POWER SW Q1712 P CON 9V SW P CON 9V DVD_POWER_A 14 LED AT 5 2V AT 5 2V_VCC AT 5 2V P CON 12V Q1709 Q1711 P ON SW Q1701 12V REG MICON MICON DISPLAY OPERATION AT 12V DVD IN OUT TUNER JACK HI FI 21PIN OSD CAP_VCO AT 5 2V 2 51 2 ...

Page 102: ...SW Q664 Q663 Q661 Q659 3G SW Q660 Q658 2G SW Q657 Q656 Q655 Q653 1G SW Q654 SEG7 SW SEG1 SW SEG3 SW SEG2 SW SEG4 SW SEG5 SW SEG6 SW 4G T_SHT_LED SEG9 SEG7 SEG8 SEG5 SEG6 SEG4 3G TV VCR_LED SEG3 2G DUB REC_LED SEG1 SEG2 1G VCR T REC_LED POWER VCR EJECT VCR DVD AT 5 2V DVD HDD SW Q651 REGULATOR DVD LED 5 KEY A KEY B 2 1 4 5 1 DVD LED D681 VCR LED D652 DISPLAY OPERATION BLOCK DIAGRAM AT 5 2V_VCC DVD_...

Page 103: ...AH 25 29 30 2 1 38 15 X801 24 576MHz 10 11 FRONT_V_IN J8004 3 2 2 2 J8006 J8007 2 3 J8002 AUDIO OUT 2 TU_V_OUT 22 24 23 27 2 19 30 31 36 37 33 34 16 11 7 15 DVD_B DVD_G DVD_R DVD_V_OUT 7 13 2 J8001 SPDIF 134 D AUDIO DRIVER Q8001 Q8002 DVD_A_OUT_L DVD_A_OUT_R 2 DVD IN OUT DVD IN OUT COAXIAL OSD VPS PDC IC IC4501 LC74783JM 9838 15 13 11 10 9 24 2 12 2 J8003 3 4 2FSC C_OUT Y_OUT DVD RGB H OUT Q8003 Q...

Page 104: ...PCON 9V PCON 9V RX TX CP8001 FROM TO DVD BLOCK 17 16 15 DVD RESET ZERO AUDIO R 18 DVD RESET P CON 5V DH P CON 3 3V SPDIF 134 DVD_B DVD_R DVD_G 3 1 AMP IC8004 NJM4580M 7 DVD_A_OUT L DVD_A_OUT R DVD_V_OUT FROM TO DVD BLOCK P CON 9V SUB MICON OSD VPS Q8015 MUTE SW Q8014 MUTE SW Q8012 Q8013 MUTE SW 5 8 DVD_MUTE P CON 12V AT 5 2V Y G Y_OUT C_OUT 13 SPDIF 134 RGB H NC 3 C CVBS 2 57 2 58 ...

Page 105: ...2 9 8 7 6 5 4 3 2 TUNER 32V P FAIL POWER ON H UNREG 3 3V UNREG 3 3V AT 5 2V AT 5 2V AT 13V MOTOR GND MOTOR 12V CP502 REGULATOR 1 3 5 6 P CON 5V D P CON 5V A P CON 9V A MOTOR GND CP503 DVD DRIVE 16 9V REG IC502 KIA7809API 1 3 Q504 Q506 2 P CON B SW P CON SW Q505 P CON5V SW IC501 KIA431 VOLTAGE CTL IC 3 1 14 LED AT 5 2V 2 59 2 60 VP V14PV1 ...

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