Pioneer DV-373-S Service Manual Download Page 32

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DV-373-S

3.10 POWER SUPPLY UNIT [VWR1377]

AEK7008

800mA

CN401

2/4

CN2

CN1

AC IN

NOTE OF SPARE PARTS IN POWER SUPPLY (SYPS) UNIT

• In case of repairing, use the described parts only to prevent an accident.

• Please write the red mark on the board when the primary section of POWER SUPPLY (SYPS) Unit is repaired.

• Please take care to keep the space, not touching other parts when replacing the parts.

POWER SUPPLY UNIT (VWR1377)

CP1

CAUTION : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE.

REPLACE ONLY WITH SAME TYPE NO. 491.800 MFD, BY

LITTELFUSE INC. FOR CP1 (AEK7008).

•

NOTE FOR FUSE REPLACEMENT

FOR CONTINUED PROTECTION AGAINST RISK OF FIRE.

REPLACE WITH SAME TYPE AND RATINGS OF FUSE.

CAUTION -

Summary of Contents for DV-373-S

Page 1: ...ON 2004 DV 373 S RRV2950 DVD PLAYER DV 373 S THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL S AND TYPE S Model Type Power Requirement Region No Serial No Confirm 3rd 4th alphabetical letters DV 373 S RRXCN AC110 127V 220 240V 4 TE DV 373 S RPWXCN AC110 127V 220 240V 4 TE DV 373 S RDXCN RA AC110 127V 220 240V 1 TE DV 373 S RDXJ RB AC110 127V 220 240V 2 MP DV 373 S RLXJ NC AC110 127V 220 240V 3 MP...

Page 2: ...ower ON state and laser diode is not completely oscillating 780nm laser diode is always oscillating by half power Laser diode is driving with Q7 650nm LD and Q8 780nm LD on the DVDM Assy Therefore when short circuit between the emitter and collector of these transistors or the base voltage is supplied for transistors turn on the laser oscillates failure mode In the test mode there is the mode that...

Page 3: ...s 5 Lubricants glues and replacement parts Appropriately applying grease or glue can maintain the product performances But improper lubrication or applying glue may lead to failures or troubles in the product By following the instructions in this manual be sure to apply the prescribed grease or glue to proper portions by the appropriate amount For replacement parts or tools the prescribed ones sho...

Page 4: ...M ASSY 34 4 3 FLKY and PWSB ASSYS 38 4 4 POWER SUPPLY UNIT VWR1377 40 5 PCB PARTS LIST 42 6 ADJUSTMENT 44 6 1 ADJUSTMENT ITEMS AND LOCATION 44 6 2 JIGS AND MEASURING INSTRUMENTS 44 6 3 NECESSARY ADJUSTMENT POINTS 45 6 4 TEST MODE 46 6 5 MECHANISM ADJUSTMENT 47 7 GENERAL INFORMATION 49 7 1 DIAGNOSIS 49 7 1 1 TEST MODE 49 7 1 2 DISPLAY SPECIFICATION OF THE TEST MODE 50 7 1 3 FUNCTIONAL SPECIFICATION...

Page 5: ... 286 mVp p 75 Ω Jack S video Video output Output level 1 Vp p 75 Ω Jack RCA Audio output 1 stereo pair Output level During audio output 200 mVrms 1 kHz 20 dB Number of channels 2 Jacks RCA Digital audio characteristics Frequency response 4 Hz to 44 kHz DVD fs 96 kHz S N ratio 115 dB Dynamic range 101 dB Total harmonic distortion 0 0020 Wow and flutter Limit of measurement 0 001 W PEAK or lower Dig...

Page 6: ...efore when replacing be sure to use parts of identical designation Screws adjacent to mark on product are used for disassembly For the applying amount of lubricants or glue follow the instructions in this manual In the case of no amount instructions apply as you think it appropriate NOTES 16 15 12 11 12 4 5 6 14 4 For RRXCN and RPWXCN Types For Other Types 5 3 1 6 3 12 13 2 RRXCN Type Only 1 RRXCN...

Page 7: ...scription DV 373 S RRXCN DV 373 S RPWXCN DV 373 S RDXCN RA DV 373 S RDXJ RB DV 373 S RLXJ NC DV 373 S LFXJ 1 Power Cable ADG1158 ADG7099 ADG1158 ADG1158 ADG1154 ADG7097 2 Power Cable XDG3009 Not used Not used Not used Not used Not used 3 Audio Video Cable VDE1078 VDE1078 VDE1078 XDE3049 XDE3049 XDE3049 NSP 6 Dry Cell Battery AA R6P VEM1010 VEM1010 VEM1010 VEM1031 VEM1031 VEM1031 8 Operating Instru...

Page 8: ...E 2 2 EXTERIOR SECTION A A B C D F E B F E E D C B 19 18 13 17 9 4 21 21 6 17 1 17 17 17 11 8 15 14 22 22 22 22 2 5 18 18 17 17 17 17 17 10 17 17 19 CONTACT SIDE NON CONTACT SIDE Refer to 2 4 04 LOADER ASSY Refer to 2 3 FRONT PANEL SECTION ...

Page 9: ...ble 2 17 Screw BBZ30P060FNI 18 Screw See Contrast table 2 19 Screw PPZ30P080FNI 20 21 Screw PPZ30P100FNI 22 Adapter 2 VNL1967 Mark No Description Part No Mark No Symbol and Description DV 373 S RRXCN DV 373 S RPWXCN DV 373 S RDXCN RA DV 373 S RDXJ RB DV 373 S RLXJ NC DV 373 S LFXJ 5 Connector Assy 13P VKP2320 VKP2320 VKP2320 PF13PP C30 PF13PP C30 PF13PP C30 6 Connector Assy 5P VKP2324 VKP2324 VKP2...

Page 10: ...DV 373 S 10 1 2 3 4 1 2 3 4 C D F A B E 2 3 FRONT PANEL SECTION CONTACT SIDE NON CONTACT SIDE D C 1 8 3 3 9 8 2 3 10 5 4 5 7 2 11 6 6 11 11 11 11 3 9 8 1 3 11 11 11 11 ...

Page 11: ...neer Name Plate VAM1129 5 Rubber Foot VEB1349 6 FP Angle VNE2332 7 Front Panel See Contrast table 2 8 Main Key VNK5404 9 Key Top VNK5407 10 FL Lens VNK5414 11 Screw PPZ30P080FNI Mark No Description Part No Mark No Symbol and Description DV 373 S RRXCN DV 373 S RPWXCN DV 373 S RDXCN RA DV 373 S RDXJ RB DV 373 S RLXJ NC DV 373 S LFXJ 1 FLKY Assy VWG2479 VWG2479 VWG2479 VWG2479 VWG2479 VWG2473 3 Flex...

Page 12: ...B Assy VWG2346 2 Traverse Mecha Assy S DXX2536 3 Loading Motor Assy VXX2912 4 Motor Pulley PNW1634 NSP 5 Motor VXM1107 6 Flexible Cable 24P VDA1990 7 Connector Assy 2P VKP2325 8 Floating Rubber VEB1351 9 Belt VEB1358 10 Stabilizer VNE2253 11 Loading Base VNL1917 12 Float Base 04 VNL1968 13 Drive Cam VNL1919 14 Gear Pulley VNL1921 15 Loading Gear VNL1922 16 Drive Gear VNL1923 17 SW Lever VNL1925 18...

Page 13: ...View Daifree GEM1036 Inner side of a ditch Concave of unevenness Top View Bottom View Daifree GEM1036 Daifree GEM1036 Side of the rib Concave of unevenness Daifree GEM1036 Concave of unevenness Daifree GEM1036 Inner side of a ditch Lubricating Oil GYA1001 Inner side of a ditch Lubricating Oil GYA1001 Lubricating Oil GYA1001 Lubricating Oil GYA1001 Lubricating Oil GYA1001 Lubricating Oil GYA1001 ...

Page 14: ...P CN401 13P CN2 13P LOAD SW2 GND LOAD M S101 2 1 1 2 3 4 1 2 SW1 5 5 3 4 CN103 24P CN601 CN602 CN104 CN105 15P AC IN CN1 E POWER SUPPLY UNIT LIVE NEUTRAL 1 2 ı1 4 ı2 4 ı2 4 ı2 4 ı1 4 IC60 BR24L02FV W EEPROM ı2 4 99 97 98 59 65 67 6 5 Q7 Q8 LD1 LD2 B F E C D A 47 48 31 1 15 30 34 2 24 26 27 28 40 35 6 TO TO FO SDATA 18 FEO SCL SDA 21 TEO FO HW HW HV HV HU HU SL2 5 SL2 9 SL1 10 SL1 PWMOUT1 TRIN TROU...

Page 15: ...60F 1 8 5 6 7 ı3 4 ı4 4 ı3 4 Q791 CVBS S_C S_Y G Y B Cb R Cr VOUTL VOUTR 4 7 8 2 6 10 12 14 23 V OUT C OUT Y OUT 26 21 18 16 20 V IN 2 16 3 1 C IN Y IN CY IN CY OUT Cb OUT Cr OUT Cb IN Cr IN Y C ASDAT0 ACLK ALRCK ABCK JA701 OPTICAL D PWSB ASSY C FLKY ASSY V101 FL TUBE CN101 15P IC101 PE5374B FL CONTROL MICROCOMPUTER CN102 3P CN103 3P KEY1 KEY2 KEY0 22 20 21 2 KEY0 2 SEL IR 17 IC104 Remote Sensor U...

Page 16: ... CN103 24P CN601 CN602 CN104 CN105 15P AC IN CN1 E POWER SUPPLY UNIT LIVE NEUTRAL 1 2 ı1 4 ı2 4 ı2 4 ı2 4 ı1 4 IC60 BR24L02FV W EEPROM ı2 4 IC403 S L2980A33MC C6S 3V REG IC400 PST3228 RESET V 2R5 V 2R5 V 2R5 V 3E V 3 V 3_BE V 3_RF V 3_BE V 3_BEA V 3_BE V 3_BE V 6B IC402 PQ1M255M2SPQ 2 5V REG V 5 V 5V V 5S V 5S V 5S V 5S V 5S VCC IC401 PQ1M505M2SPQ 5V REG V 6 V 6 V 12 V 12 X601 187 11 212 2 5 14 22...

Page 17: ...2 2 BA4560F 1 8 5 6 7 ı3 4 ı4 4 ı3 4 VIDEO OUT COMPOSITE COMPONENT VIDEO OUT AUDIO OUT 2CH DIGITAL AUDIO OUT S VIDEO OUTPUT JA701 OPTICAL D PWSB ASSY C FLKY ASSY V101 FL TUBE CN101 15P IC101 PE5374B FL CONTROL MICROCOMPUTER V 3A V 5V V 5V V 5V V 12 V 12 1 3 5 28 5 6 28V V 3E 60 6 1 24 25 59 3 4 X101 5MHz 12 10 14 11 8 28V FL DC FL DC 3 3V RESET RESET 31 32 1 2 ...

Page 18: ...1V div H 10µsec div V 2V div H 500nsec div 2 IC601 pin 21 FG V 1V div H 5msec div 5 Foot of R656 IC701 pin 3 AUDIO DAC LRCK 6 Foot of R656 IC701 pin 3 AUDIO DAC LRCK 7 Foot of R651 IC701 pin 1 AUDIO DAC BCK 8 Foot of R652 IC701 pin 2 AUDIO DAC DATA Waveform of DATA is unsettled V 2V div H 5µsec div 6 7 8 10 Foot of C842 IC801 pin 20 Component Video out Y V 1V div H 10µsec div 11 Foot of C852 IC801...

Page 19: ... DMSO_PLAY DMSO_OPEN DMS 3 V 1V div H 2sec div Foot of R614 IC601 pin 14 TROPEN Foot of R618 IC601 pin 18 DMSO V 1V div H 10µsec div V 1V div H 10µsec div V 1V div H 5µsec div V 1V div H 5µsec div V 1V div H 5µsec div OPEN KEY ON The condition which braking is worn in a turn of disc PLAY Braking a turn of disc OPEN KEY ON Tray opening PLAY KEY ON starting a turn of disc ...

Page 20: ...ical Digital Out JA701 POWER SUPPLY UNIT VWR1377 E B DVDM ASSY VWS1575 RF IC BLOCK B 1 4 DVD IC BLOCK B 2 4 AUDIO BLOCK B 3 4 VIDEO BLOCK B 4 4 NOTES When ordering service parts be sure to refer to EXPLODED VIEWS and PARTS LIST or PCB PARTS LIST The mark found on some component parts indicates the importance of the safety factor of the part Therefore when replacing be sure to use parts of identica...

Page 21: ...W W U U V 5S FOCS RTN TRKG RTN FOCS DRV TRKG DRV VSHF GND LD 650 LD 780 PD GND VR780 VRCOM 650LD W V U TR ACTUATOR TD FD 780LD MPD OBJ FR GND FL DC GND RESET FL DC CTS KARAOKE ACK EV 3 3V 28V XREADY S F TO M POWER ON S M TO F XRESET SCK VR650 VREF 2 1V B2 B1 OEICG C 780 650 A 7 B4 VCC GND B3 8 XREADY S F TO M CTS KARAOKE SCK XRESET S M TO F RESET ACK POWER ON 1 14 EV 3 3V 28V GND FL DC GND FL DC C...

Page 22: ...GND V 5S 1 or VKN1180 VKN1235 1 8 GNDM YB YB YB 1 8 1 1 V 6 1 M63018FP TBB 10K 10K GNDM 4 7 4 7 4 7 4 7 4 7 4 7 V 6 220P 1 YB 0 01 1 YB 0 01 0 01 YB GND V 6 1 V 3_RF 10K 10K 10K 10K 10K 2 1 5 4 3 6 8 9 10 7 12 13 14 11 15 16 17 18 22 19 21 20 23 24 11 12 10 2 4 3 2 1 6 8 9 6 7 2 4 5 3 1 3 5 2 4 1 2 3 1 4 4 5 8 6 1 3 2 7 13 11 10 15 12 14 16 9 19 20 18 21 17 41 42 37 40 39 38 36 35 34 33 32 28 29 2...

Page 23: ...67 66 65 64 56 57 60 58 59 61 62 63 53 54 55 48 49 50 51 52 31 32 33 34 29 30 39 40 41 42 43 44 45 46 47 35 37 36 38 DVDB DVDC MC DVDA MB MA MD SA SB AGND SC IR AVDD SD SVDD TNI CDFOP CDFON TPI AGC1 SGND WGAND AGNDX WOBSO WVDD AVDDO AGC3 MDI2 WAVDD AGC2 RFSUBO MDI1 LDO1 LDO2 WGND DVDD DVDRFIN DVDRFIP CDB CDA CDC OSN RFGCU RFFGC OSP CDD CEOP AGNDX MON CEON AGNDX RFGCI MOP SW1 SW2 SW0 REFSIN SINPHI ...

Page 24: ...SPMCLK DVSS SPDATA SPLRCK DVDD2 SPBCK DVDD3 DVSS XTALO XTALI PRST VFO13 WOBSI SDATA IDGATE DVDD3 UDGATE RFSUBI ADCVSS SDEN SLCK BDO ADIN RFLEVEL CSO FEI TEZISLV TEI to IC801 2pin page4 4 page4 4 to IC801 4pin UP1_5 UP1_4 UP1_3 UP1_2 DVSS IOCS 57 IOOE IOWR IOA7 A16 IOA20 IOA6 A17 IOA18 IOA19 APLLVSS 56 ALE 55 APLLVDD3 SDA GND SCL VCC WP NC NC NC IOA1 DVDD2 IOA2 IOA3 IOA5 AD0 IOA0 IOA4 AD7 AD6 AD3 D...

Page 25: ...WER SUPPLY AUDIO MUTE AUDIO AMP FLASH ROM FTS DRIVER 69pin 68pin 62pin 63pin from to IC601 page2 4 AUDIO DAC from page3 4 FLDC GND GND XNOR KARAOKE RESET ACK FLDC 28V 3 3V XREADY S FtoM POWER ON S MtoF XRESET SCK to FLKB DVD IC FLASH ROM SCART DVD IC RF IC DVD IC DVD IC AUDIO DAC PU VIDEO DRIVER SCART OPT COAX OUT DOWNLOAD SDRAM GND 150 F GND GND 150 F 150 F GND GND 1 150 F 1 1 1 1 V 3_BE 64M SDRA...

Page 26: ...7pin 143pin 144pin 142pin from IC601 page2 4 6 7 8 2 3 4 5 11 9 10 14 12 15 13 1 16 3 1 2 R730 C721 D731 C731 R724 C730 R731 Q730 R720 R700 R777 R707 L707 R770 C711 C777 C706 IC701 2ch AUDIO DAC C705 R750 R751 Q751 C701 IC703 R702 R701 C702 C704 C703 D700 GNDA 100 10 100 10 V 12 22K 22K GND 47 GND 100 10 GNDA 100 10 PCM1742KE TBB 0 1 GNDA 10K 1K GNDA GNDA V 3A 1000 6 3 V 12 V 5V V 5A 0 1 0 1 GND V...

Page 27: ... AUDIO_L COAXIAL 18K D 18K D 100P 10K D 10K D 10K 680P 0 1 10K D 680P 0 1 BA4560F TBB 47 16 GNDA 220 2SD2114K VW TLB 22K 470 BA4560F TBB 47 16 22K 470 220 220 330P 220 330P DTC114YUA TLB 10K D 10K 18K D 18K D 100P GNDA 0 1 2SD2114K VW TLB 47 16 V 12 GNDA GNDA 4 7K GNDA 1 8K 2SA1576A QR TLB or 2SA1602A EF TLB 2SC4081 QR TLB GND 3 9K 1 50 75 220 2 2K 1 8K GND 1 GND GND 100K V 12 VTL1089 T V 5V C791 ...

Page 28: ...from IC601 139pin from Q531 551 page2 4 from Q501 521 page2 4 CY in CLP Cb in MUTE2 Cr in Y in GND1 BIAS I P C in MUTE1 V in YC MIX GND2 Cr out GND2 Cb out GND2 Y out CY out GND2 V out S2 S1 C out DC out 138pin 134pin Vcc1 Vcc2 page2 4 from IC601 2 4 B 2 4 B 2 4 B 2 4 B B 4 4 DVDM ASSY VWS1575 S C C S Y Y R Cr G Y B Cb V V SIGNAL ROUTE S VIDEO OUT C C SIGNAL ROUTE S VIDEO OUT Y Y SIGNAL ROUTE R Cr...

Page 29: ...5 F 75 F 470 6 3 10K 75 F 75 F 0 1 GNDA GND VKB1179 JALCO or VKB1196 SMK parts not mounted unless otherwise specified All resistors and capacitors are 1608 size Cb Cr Cb Y 2125 size 2125 size from page3 4 from page3 4 from page3 4 R L DIGITAL AUDIO OUT COAXIAL AUDIO OUT 2CH S VIDEO OUTPUT VIDEO OUT COMPOSITE COMPONENT VIDEO OUT 3 4 B 3 4 B 3 4 B 14 13 9 10 11 12 9 Refer to 3 3 WAVEFORMS D R Cr B C...

Page 30: ...NC G7 G11 G9 G8 G5 G6 G1 G2 FL FL G3 G4 P9 P8 P7 P10 P11 P12 NC P14 P13 P15 1394RST P16 NC TEST0 TEST1 FL DIMMER RED STBY LED TEST2 FL SET1 LED0 LED1 P1 P6 P5 P4 P3 P2 G7 G11 G10 G9 G8 60 28V 59 VDD G2 G1 G3 G4 G5 G6 1 VDD X1 GND X2 IC 1394POWER ON 22 KEY0 21 KEY1 41 LED5 42 LED4 43 LED3 FL CONTROL MICROCOMPUTER 44 LED2 SO RESET IN SI SCK XREADY POWER ON RESET OUT RESERVE OUT NOR KARAOKE CHECKER F...

Page 31: ...ITCHES VSG1024 T parts not mounted FLDC GND GND 28V FLDC V 3E XNOR KARAOKE ACK RESET SCK XRESET S MtoF POWER ON S FtoM XREADY PAUSE 10KΩ resistor R189 R186 R190 R188 R187 R185 RPW RR R Note1 JJ WY RT RA LF POWER 14 3 1 12 11 10 13 8 7 6 9 5 4 3 1 2 2 1 3 2 1 3 2 REMOTE RECEIVER 15 CN105 B 2 4 D PWSB ASSY VWG2482 C FLKY ASSY S105 OPEN CLOSE S106 S107 S108 S117 S119 PWSB ASSY S101 STANDBY ON FLKY AS...

Page 32: ...ed mark on the board when the primary section of POWER SUPPLY SYPS Unit is repaired Please take care to keep the space not touching other parts when replacing the parts POWER SUPPLY UNIT VWR1377 E CP1 CAUTION FOR CONTINUED PROTECTION AGAINST RISK OF FIRE REPLACE ONLY WITH SAME TYPE NO 491 800 MFD BY LITTELFUSE INC FOR CP1 AEK7008 NOTE FOR FUSE REPLACEMENT FOR CONTINUED PROTECTION AGAINST RISK OF F...

Page 33: ...matic diagrams 2 A comparison between the main parts of PCB and schematic diagrams is shown below 3 The parts mounted on this PCB include all necessary parts for several destinations For further information for respective destinations be sure to check with the schematic diagram 4 View point of PCB diagrams Symbol In PCB Diagrams Symbol In Schematic Diagrams Part Name B C E D D G G S S B C E B C E ...

Page 34: ... C407 R411 C403 Q402 R444 Q403 IC402 IC404 C43 IC301 C45 CN61 R668 Q5 R21 IC60 C60 R69 Q412 C416 R666 R421 R115 R117 R124 R664 C102 C120 C118 C432 R414 R420 R422 R423 IC601 R68 R66 R657 R659 C601 CN401 C116 C699 C633 R413 R614 C614 IC602 CN102 R691 R688 C670 C650 R617 R642 R643 R648 R649 C655 C697 R603 R604 C608 C613 C682 C666 C630 C620 C639 R651 C7 C635 C600 C629 C627 C628 C622 C624 R400 IC400 Q7...

Page 35: ...R810 C663 C804 C791 R792 R793 R791 C831 R794 R795 C841 Q791 JA801 C792 C851 C861 R660 C688 C681 C793 C604 R601 C603 C83 IC801 C803 C35 C811 C821 C606 IC81 C661 R796 R607 C602 R602 C692 C39 C88 R687 C19 C17 IC301 R77 R723 C722 R722 R725 C723 C732 R721 R711 IC702 R83 R81 R82 C701 C862 C872 1 C702 R413 R871 CN802 L790 C731 R33 C13 C790 C882 L881 R881 L891 C892 C832 C823 R821 R806 Q805 R891 R894 R893 ...

Page 36: ...DV 373 S 36 1 2 3 4 1 2 3 4 C D F A B E SIDE B B 1 8 2 0 1 CN702 C N 8 0 1 1 DVDM ASSY B VNP1957 B ...

Page 37: ...DV 373 S 37 5 6 7 8 5 6 7 8 C D F A B E SIDE B B 15 1 1 12 4 1 5 1 1 4 C N 40 1 CN102 CN103 CN105 CN602 CN101 CN104 CN104 CN102 CN101 CN401 CN103 CN105 ...

Page 38: ... 7 8 9 0 0 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 A 1 2 3 4 5 6 7 8 9 C B A LF LF R155 R134 R154 R138 C154 CMKD P3X VWM2 4 4 D J C B K CMKD P3X CN102 CN103 V101 S101 D102 IC104 CN102 CN103 D105 S103 VWG2482 PWSB POWER FL DIM VWG 1 3 4 4 1 3 VNP1956 B PWSB ASSY D VNP1956 B PWSB ASSY D CN103 CN102 CN103 CN102 ...

Page 39: ...173 R160 R190 R188 R186 R189 R187 R185 C155 C157 C156 C158 C159 R139 C184 R140 R199 C199 R196 R195 R178 R176 R177 C128 A 4 4 21 1 E I F H 60 41 21 20 40 61 80 1 G CN101 CN104 X101 C101 C181 L101 S107 S119 S105 S106 S117 IC104 S108 CN101 V 3E PAUSE VWG2484 VWG2486 FLKY CONTACT SIDE 1 21 CN104 PC V 3E STOP DC FC VWG2483 VNP1956 B PLAY VWG2485 VWG2488 VWG2487 EJECT GND V 3E VWG2478 4 4 VWG2481 VWG248...

Page 40: ...DV 373 S 40 1 2 3 4 1 2 3 4 C D F A B E 4 4 POWER SUPPLY UNIT VWR1377 E E VWR1377 B POWER SUPPLY UNIT VWR1377 CN401 B CN2 AC IN ...

Page 41: ...DV 373 S 41 5 6 7 8 5 6 7 8 C D F A B E E E VWR1377 B POWER SUPPLY UNIT VWR1377 ...

Page 42: ...LKY ASSY VWG2473 2 PWSB ASSY VWG2482 1 POWER SUPPLY UNIT VWR1377 Mark No Description Part No ALOAB ASSY VWG2346 SWITCHES AND RELAYS S101 REAF SWITCH VSK1011 OTHERS CN602 CONNCTOR S2B PH K CN601 CONNCTOR S5B PH K PRINTED CIRCUIT BOARD VNP1879 BDVDM ASSY VWS1575 SEMICONDUCTORS IC702 BA4560F IC60 BR24L02FV W IC602 K4S641632F TC75 IC101 M63018FP IC801 MM1623BF IC301 MT1336E L1 IC601 MT1379EE L1 IC701 ...

Page 43: ...H K CN103 CONNECTOR B5B PH K JA701 OPT LINK OUT JFJ1001 JA801 JACK VKB1179 CN104 4P CONNECTOR VKN1235 CN102 12P CONNECTOR VKN1243 CN105 15P CONNECTOR VKN1246 CN101 24P CONNECTOR VKN1464 X601 27MHz VSS1168 CFLKY ASSY VWG2479 SEMICONDUCTORS IC101 PE5374B SWITCHES AND RELAYS S105 S108 S117 S119 VSG1024 CAPACITORS C183 CKSRYB102K50 C151 S153 CKSRYB103K50 C102 C105 C182 CKSRYF104Z25 C104 CKSRYF104Z50 R...

Page 44: ...arse Adjustment DVD Error Rate Adjustment Electrical adjustments are not required Adjustment Points Mechanism Part Cautions After adjustment adjustment screw locks with the Screw tight 1 2 Radial adjustment screw 1 2 Tangential adjustment screw Screwdriver large TV monitor Precise screwdriver DVD test disc GGV1025 Test mode remote control unit GGF1381 Screw tight GYL1001 Screwdriver medium Solderi...

Page 45: ...rew locks with the Screw tight Ÿ Mechanical point Electric point Mechanical point Electric point Mechanical point Electric point LOAB and DVDM ASSYS Exchange Parts of Mechanism Assy Exchange PCB Assy When Adjustment Points Exchange the Pickup Exchange the Traverse Mechanism Exchange PC Board ...

Page 46: ...s the play key of the normal remote control unit Player TEST MODE PLAY TEST MODE OFF An address is displayed OR ESC PLAY ESC TEST CHECK DVD CD DVD disc POWER ON OFF POWER DISC SET Notes After going into test mode if you play back the disc DISC NON is displayed The video signal and the audio signal are outputted during the test mode The SKIP key and the SCAN key are effective during the test mode ...

Page 47: ...ND LOCATION START Tangential and Radial Height Coarse Adjustment 1 Note Before removing the flexible cable for the pickup soldering of the pickup circuit is necessary For details see 7 1 10 DISASSEMBLY Pass through the guide shaft to a new pickup Assy S Attach it to the Traverse Mecha Assy Attach the Traverse Mecha Assy to the Loader Assy Turn it over and attach the joint and the joint spring Arra...

Page 48: ... in case of NG once and perform the adjustment once again CHP TIM ESC ESC Service mode Service mode end ESC N G OK Play the DVD test disc at inner track Display BER on the monitor CHP TIM ESC Notes Use disc GGV1025 BER Block Error Rate Unfasten the radial adjustment screw by 90 degrees step till BER becomes over 1E 3 again Record the number of rotation N1 Fasten the radial adjustment screw till th...

Page 49: ...emote control unit Light the all FL and LEDs OSD displays test mode Note When pressing the keys of something the FL displays NO DISC and the LED lighting disappears 2 Release the Test mode Turn off the power Press the ESC A8 5F key of the remote control unit and reset it 3 LD ON DVD Press the TEST A8 5E and 1 A8 01 keys in order and turn on the laser diode 650n CD Press the TEST A8 5E and 4 A8 04 ...

Page 50: ...e M Unknown 01 or 41 Open state 04 Close state 08 During opening 12 During closing 22 8 Slider position S In Side Switch ON 01 In Side Switch OFF 00 9 Output video system V NTSC system NTSC PAL system PAL Automatic setting AUTO Scart terminal output SK Display only the WY model which can do the output setting of scart terminal VIDEO 00 S VIDEO 01 RGB 02 0 Disc sensing DSC The type of discs loaded ...

Page 51: ...press the AUDIO key while holding the ESC key pressed and then input the region number if the number is different from that set in the unit an error message is displayed and the tray opens Command Contents Conditions Remote Control Key Name Remote Control Code Memory clear and region revision indication CLEAR 1 A8 45 Average value measurement of DVD error rate 5 1 A8 05 CD error rate measurement 5...

Page 52: ...1 Destination indication Display it according to model information set from the FL controller 2 Region No 3 Part number 4 ROM version 5 Flash size 6 FL controller version 7 CHIP VERSION 8 RF VERSION 9 Remote control code 0 Key code of Main unit To display model information Press the ESC key then the CHAP key To close the model information display Press the ESC key Don t care ...

Page 53: ...layed in exponential notation ERROR RATE Calculation of the average error rate For DVDs OK with 5 0e 4 or less for CDs OK with 7 6e 3 or less 3 EDC ID error history ID Address EDC ID errors last eight errors Note Error of AV1 is not supported in this player Number of error Indication plan contents Character in bold Item name Information display 1 2 3 ex For DVDs Step 1 e e 6 OK e 5 OK e 4 Refer to...

Page 54: ...sc including a test disc DVD GGV1025 CD STD 905 cannot be performed How to diagnose In the case mentioned above degradation of the laser diodes LDs mounted on the PICKUP Assy is suspected Measure the voltage between the two ends of one of the resistors mentioned below Measure the voltage between the two ends of R22 or R25 on the DVDM Assy If the voltage is 0 4 V or higher the 650 nm LD is degraded...

Page 55: ...put IC401 pin 5 5V IC402 pin 5 2 5V on the DVDM Assy DVDM Assy 5V Regulator IC IC401 2 5V Regulator IC IC402 Is a resonator X601 27MHz on the DVDM Assy oscillating DVDM Assy Crystal resonator X601 Is a signal input into IC603 pin26 PCE on the DVDM Assy Is a signal H for 80 mS and then L after the power is turned on Communication with flash ROM Are the signals input into IC602 pin 16 DWE pin 19 DCS...

Page 56: ...l of about 1 4 V is output usually It is fluctuated by about 250 mV with focus up down DVDM Assy DVD IC IC601 6 Playback impossible Spindle does not turn Are the signals output from IC101 pin 12 W pin 13 V and pin 14 U on the DVDM Assy Is pin 41 STBY fixed LOW and is pin 38 ENDM fixed LOW DVDM Assy FTS Driver IC IC101 Is there any part detached from the spindle motor Or Is there any foreign object...

Page 57: ...C603 The power cannot be turned on Downloading of the firmware cannot be performed DVD IC DVDM Assy IC601 Any kind of symptoms no power a failure in any of the servo video and audio systems etc may be generated because the DVD processing is performed by a single chip RF IC IC301 Failure in the servo system no disc type distinction no disc playback etc 64M SDRAM DVDM Assy IC602 No power Block noise...

Page 58: ...of the ID number 4 2 3 Player s ID Number Setting ID Number 0 0 0 0 0 0 0 0 1 Compare Input ID Number 6 Player s ID Number Setting ID Number 0 0 0 0 0 0 0 0 1 Compare 0 0 0 0 0 0 0 0 1 PLAY Enter Input ID Number 8 Input ID Number After entering all 9 digits if you press the SEARCH key the unit unconditionally sets the input number as the ID number Then the unit automatically enters Player s Data I...

Page 59: ...ically deletes the ID number and exits this mode If the numbers do not match the disc tray is opened and the unit exits this mode The STOP key is not accepted after all 9 digits have been entered 6 Player s ID Number Setting ID Number 0 0 0 0 0 0 0 0 1 Compare CLEAR Exit Input ID Number 3 2 4 Player s ID Number Setting ID Number 0 0 0 0 0 0 0 0 1 Compare 0 0 0 0 0 0 0 0 1 PLAY Enter STOP Memory Cl...

Page 60: ...s not start reading the data In this case open then close the tray 3 To exit this mode press the CLEAR key While data are being read from the DVD DATA DISC you cannot exit this mode 4 Player s ID Number Setting ID Number 0 0 0 0 0 0 0 0 1 Compare CLEAR Exit STEREO ID Data Setting Mode Input ID Number 2 Player s Data Input Mode CLEAR Exit Insert The ID Data Disc 4 Player s Data Input Mode Rom Write...

Page 61: ... H DVD IC Accesses flash ROM FL controller Request communication to DVD IC FP_XRDY DVD IC Outputs the communicable signal to FL controller FP_ACK DVD IC FL controller communication Spindle turn Read DISC information code Disc Identification The picture appears DVD IC Accesses RF IC DVD IC Accesses 64M SDRAM part DVD IC Accesses 64M SDRAM Remaining part The opening picture appears Pioneer Logo Disp...

Page 62: ...N button to turn off the power How to open the Tray when the power cannot be on Slit Tray open Drive cam 04 LOADER Assy Screwdriver small Screwdriver small Projection Insert a screwdriver small into the slit located at the bottom of the unit and slide the projection of the drive cam in the 04 LOADER Assy in the direction of the arrow as indicated in the photo If the tray pops out a little fully pu...

Page 63: ...ooks 2 Remove the front panel section Front panel section 2 1 Remove the four screws 2 Remove the three screws 3 Remove the DVDM Assy and stand it against the other parts DVDM Assy 3 Front panel section 2 1 1 1 1 1 1 3 1 1 1 1 DVDM Assy DVDM Assy 2 3 Diagnosis ...

Page 64: ...iew 1 C D 04 LOADER Assy 2 2 2 2 3 3 3 3 4 1 Short circuit two points of C and D by soldering 2 Disconnect the four connectors Note After replacement connect the flexible cable then remove the soldered joint open 3 Remove the four screws 4 Remove the 04 LOADER Assy ...

Page 65: ...ressing the hook Bridge and Tray 1 Front Side 1 1 1 2 2 1 2 2 Loading base Triangle Drive cam Pin Hook Bridge Tray Note when reinserting the Tray Removing the Traverse Mecha Assy S and Pickup Assy S When reinserting the tray first align the triangle printed on the loading base and the pin of the drive cam then insert the tray ...

Page 66: ...our hooks 3 Remove the Traverse Mecha Assy S 2 Traverse Mecha Assy S 2 2 2 3 1 Dislodge the flexible cables from their packaged placement Traverse Mecha Assy S 2 Bottom View 1 1 Front Side Flexible cable for the spindle motor Flexible cable for the pickup ...

Page 67: ...t screw Skew screw Adjustment screw Skew screw Note Be careful not to lose the spring for the skew screw Spring Skew screw 1 Remove the flexible cable for the pickup Pickup Assy S 3 Note The Pickup Assy S can be removed without removing the Traverse Mecha Assy S shown as Step ø Bottom View Flexible cable for the pickup 1 Front Side ...

Page 68: ...ilicone Adhesive GEM1037 Pickup Assy S Note The screw is secured with the silicone adhesive Make sure to apply the silicone adhesive after reattaching the screw Conductive surface Arrangement of the flexible cable for the spindle motor Front Side Bottom View Hook Hook ...

Page 69: ...nector 6 Fold the flexible cable along the hook 7 Pass the flexible cable through the hook 3 Pass the flexible cable through the hook Bottom View Make sure that the cable is loose Backing Backing Reference line Hook Hook Hook Hook 4 5 5 Pass the flexible cable through the hook 4 Hook the part folded in Step 1 to the hook Hook Reference line 6 Hook 1 Fold the flexible cable of pickup with the backi...

Page 70: ... C D F A B E 7 2 IC 7 MT1336E L1 DVDM ASSY IC301 RF IC Block Diagram The information shown in the list is basic information and may not correspond exactly to that shown in the schematic diagrams List of IC MT1336E L1 MT1379EE L1 ...

Page 71: ...DV 373 S 71 5 6 7 8 5 6 7 8 C D F A B E Pin Function ...

Page 72: ...DV 373 S 72 1 2 3 4 1 2 3 4 C D F A B E Pin Function ...

Page 73: ...DV 373 S 73 5 6 7 8 5 6 7 8 C D F A B E Pin Function ...

Page 74: ...DV 373 S 74 1 2 3 4 1 2 3 4 C D F A B E Pin Function ...

Page 75: ...DV 373 S 75 5 6 7 8 5 6 7 8 C D F A B E Pin Function ...

Page 76: ...DV 373 S 76 1 2 3 4 1 2 3 4 C D F A B E 7 MT1379EE L1 DVDM ASSY IC601 DVD IC Block Diagram Pin Function ...

Page 77: ...DV 373 S 77 5 6 7 8 5 6 7 8 C D F A B E Pin Function ...

Page 78: ...DV 373 S 78 1 2 3 4 1 2 3 4 C D F A B E Pin Function ...

Page 79: ...DV 373 S 79 5 6 7 8 5 6 7 8 C D F A B E Pin Function ...

Page 80: ...DV 373 S 80 1 2 3 4 1 2 3 4 C D F A B E Pin Function ...

Page 81: ...DV 373 S 81 5 6 7 8 5 6 7 8 C D F A B E Pin Function ...

Page 82: ...DV 373 S 82 1 2 3 4 1 2 3 4 C D F A B E Pin Function ...

Page 83: ...DV 373 S 83 5 6 7 8 5 6 7 8 C D F A B E Pin Function ...

Page 84: ...DV 373 S 84 1 2 3 4 1 2 3 4 C D F A B E Pin Function ...

Page 85: ...DV 373 S 85 5 6 7 8 5 6 7 8 C D F A B E Pin Function ...

Page 86: ...DV 373 S 86 1 2 3 4 1 2 3 4 C D F A B E 7 3 DISC CONTENT FORMAT PLAYBACK COMPATIBILITY ...

Page 87: ...DV 373 S 87 5 6 7 8 5 6 7 8 C D F A B E ...

Page 88: ... F A B E 7 4 CLEANING Before shipping out the product be sure to clean the following positions by using the prescribed cleaning tools Position to be cleaned Cleaning tools Pickup lenses Cleaning liquid GEM1004 Cleaning paper GED 008 ...

Page 89: ...DV 373 S 89 5 6 7 8 5 6 7 8 C D F A B E 8 PANEL FACILITIES ...

Page 90: ...DV 373 S 90 1 2 3 4 1 2 3 4 C D F A B E ...

Page 91: ...DV 373 S 91 5 6 7 8 5 6 7 8 C D F A B E ...

Page 92: ...1175 GGV1171 diagnosis Name Jig No Remarks diagnosis ID data setting GGV1175 is to be released in May 2004 Use only GGV1175 after GGV1175 was released because GGV1175 includes all the data of GGV1171 DVD Test Disc DVD Video GGV1025 Check of DVD Video CD Test Disc STD 905 Check of CD 7 Jigs list ...

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