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SECTION 3

DISASSEMBLY

Note :

Follow the disassembly procedure in the numerical order given.

3-1. CABINET (LOWER) SUB ASSY

3-2. LID SUB ASSY, SWITCH UNIT

The equipment can be removed using the following procedure.

MPEG board

Cabinet (Lower) sub ASSY

Lid sub ASSY, Switch unit

Set

Main board

Turn table motor ASSY (Spindle)
(M902), Optical pick-up (DAX-01A2),
Sled motor ASSY (M901)

MD ASSY, IR board

Claw

Lid sub ASSY

Flexible

board

Screws (B2x10)

Cabinet (lower) sub ASSY

Battery lid

Claws

Cabinet (upper) sub ASSY

Lid sub ASSY

Cover, lid

Switch unit

OPEN

Screws (1.7x4)

Spring, torsion

Bracket (spring)

Содержание D-V55

Страница 1: ...E Model Chinese Model Model Name Using Similar Mechanism NEW CD Mechanism Type CDM 2901ABA Optical Pick up Type DAX 01A2 Two LR6 size AA batteries 3VDC Battery case External Batteries Two LR6 size AA batteries 3VDC AC power adaptor DC IN 6V jack 220 230 V 50 60Hz 220 V 50Hz 220 V 50 60Hz ...

Страница 2: ...CAL PARTS LIST 45 SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY MARK OR DOTTED LINEWITH MARK ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY Flexible Circuit Board Repairing Keep the temperature of the soldering iron around 270 C ...

Страница 3: ... Push the S804 as shown in Fig 1 1 3 Press the fl key 4 Check the object lens for confirming normal emission of the laser diode If not emitting there is a trouble in the automatic power control circuit or the optical pick up During normal operation the laser diode is turned ON about 2 5 seconds for focus searching Method 2 In the service mode or normal operation Check the value of current flowing ...

Страница 4: ... 4 SECTION 2 GENERAL This section is extracted from instruction manual LOCATION AND FUNCTION OF CONTROLS ...

Страница 5: ... 5 ...

Страница 6: ...edure MPEG board Cabinet Lower sub ASSY Lid sub ASSY Switch unit Set Main board Turn table motor ASSY Spindle M902 Optical pick up DAX 01A2 Sled motor ASSY M901 MD ASSY IR board Claw 4 5 2 3 Lid sub ASSY Flexible board 1 Screws B2x10 Cabinet lower sub ASSY Battery lid 6 Claws 6 Claws 7 2 8 Cabinet upper sub ASSY Lid sub ASSY Cover lid Switch unit 1 OPEN 5 Screws 1 7x4 4 Spring torsion 3 Bracket sp...

Страница 7: ... 7 3 3 MPEG BOARD 3 4 MD ASSY IR BOARD 1 MPEG board CN601 Cabinet lower sub ASSY 5 MD ASSY CN501 4 CN504 black 3 CN503 green 2 CN502 white 6 IR board 1 Flexible board Cabinet lower sub ASSY ...

Страница 8: ...TABLE MOTOR ASSY SPINDLE M902 OPTICAL PICK UP DAX 01A2 SLED MOTOR ASSY M901 º 4 5 7 8 2 1 Screws B1 7 9 Screws P1 4x2 5 3 Screw B1 7x6 6 Screw Screw ASSY Feed Spring sled Optical pick up DAX 01A2 Turn table motor ASSY Spindle M902 Chassis Sled motor ASSY M901 Rack ...

Страница 9: ...1 CD DA Test Mode 2 VIDEO CD Test Mode MAIN Board Side A Fig 4 1 Test terminal location and connecting position Switches Description π Stop processing Press once Initialize Average Correct fl Press twice Auto Focus PLAY PAUSE Press 3 times Focus Auto Gain Press 4 times Tracking Auto Gain Press 5 times All Servo ON Mute OFF Repeat once more the processing currently SELECT selected with fl PLAY PAUS...

Страница 10: ...ress the π key Check that focus searching operation is deactivated If not again press the π key slightly longer 5 3 Tracking Balance Check Condition Hold the set in horizontal state Connection 4 3 2 1 5 6 4 3 2 1 5 6 1 5 10 11 20 B C E B C E B C E BCE BCE R532 C525 C526 R751 C518 D501 C516 R544 L506 R518 IC501 R520 R531 R522 R542 R514 C530 C507 R515 R513 R525 C522 C529 R512 R516 R543 C502 Q504 R51...

Страница 11: ...equipment to service mode stop state See page 9 3 Press the fl key once 4 Move the optical pick up to the center by pressing the and keys 5 Put the disc YEDS 18 6 Press the fl key four times From focus searching focus is turned ON while entering CLV drawing in mode Both tracking and sled are turned ON 7 Check the oscilloscope waveform is as shown below A good eye pattern means that the diamond sha...

Страница 12: ...MHz input from the D A converter IC322 for the variable pitch 21 AVD2 Power supply terminal 3 3V analog system 22 IGEN I Power supply terminal 3 3V for operational amplifier 23 AVS2 Ground terminal analog system 24 ADIO I Input terminal for the A D converter Not used open 25 RFC O Output terminal of the operational amplifier Not used open 26 RFDC I RF signal DC level input terminal for the digital...

Страница 13: ...C2PO signal output to the D RAM controller IC680 and MPEG audio video decoder IC901 57 XRAOF O DA05 output when PSSL H XRAOF RAM over flow signal output when PSSL L PSSL pin fixed at L Not used open 58 MNT3 O DA04 output when PSSL H MNT3 monitor 3 signal output when PSSL L PSSL pin fixed at L Not used open 59 MNT2 O DA03 output when PSSL H MNT2 monitor 2 signal output when PSSL L PSSL pin fixed at...

Страница 14: ...ck Not used fixed at L 86 DATA I Serial data input from the system controller IC801 87 XLAT I Serial data latch pulse signal input from the system controller IC801 88 CLOK I Serial data transfer clock signal input from the system controller IC801 89 COUT O Track number count signal output terminal Not used open 90 DVDD Power supply terminal 3 3V digital system 91 MIRR O Mirror detection signal out...

Страница 15: ...LD I HOLD switch S802 input terminal L hold off H hold on 53 RESUME I RESUME switch S801 input terminal L resume off H resume on 54 XDSPLT O Serial data latch pulse signal output to the CXD2545Q IC601 55 XDACLT O Serial data latch pulse signal output to the D A converter IC322 56 V POWER O Video CD system power supply on off control signal output terminal L power on 57 AU POWER O Audio CD system p...

Страница 16: ...or the remote control receiver IC1 L power on 88 SYS XMT RQ O Communication request signal output to the MPEG audio video decoder IC701 89 SYS RCV RDY O Ready signal output to the MPEG audio video decoder IC701 90 MPG XMT RQ I Communication request signal input from the MPEG audio video decoder IC701 91 ESS DATAO O Serial data output to the MPEG audio video decoder IC701 92 ESS DATAI I Serial data...

Страница 17: ...nput from the system controller IC801 54 AUX7 I Communication request signal input from the system controller IC801 55 62 LD0 7 I Data input from the program ROM IC702 ______ 63 LWR B O Write enable signal output terminal L active Not used _______ 64 LOE B O Output enable signal output to the program ROM IC702 L active _______ 65 LCS3 B O Chip select signal output to the program ROM IC702 L active...

Страница 18: ... odd number field H even number field Not used open 23 BIAS2 Connect a capacitor for the D A converter bias 24 BIAS1 Connect a capacitor for the D A converter bias 25 VREF I Reference voltage input terminal for D A converter 26 AGND Ground terminal analog system for D A converter 27 YOUT O Analog Y signal luminance signal output terminal Not used open 28 AVCC Power supply terminal 3 3V analog syst...

Страница 19: ... 19 20 22 21 D V55 6 2 BLOCK DIAGRAM Signal path J CD L VIDEO ...

Страница 20: ...30 R603 C501 R351 R542 R558 TAP421 R514 D421 X801 C530 C507 R515 C616 R204 R513 C506 R525 C522 C529 IC502 R536 R512 R516 C513 R543 C502 R805 C370 R502 R504 R501 L602 Q504 C365 R510 C362 Q506 Q502 C503 C205 R819 C751 L502 L504 FB802 R802 R619 C368 C105 R801 C101 Q505 C615 D302 D201 R545 C607 C523 R816 FB751 Q201 C326 C804 R505 R353 C606 R509 R548 C608 R508 C509 C535 R506 R554 C517 R528 R524 R557 R2...

Страница 21: ...ed line with mark are critical for safety Replace only with part number specified A B Line Power voltage is dc 6 V and fed with regulated dc power supply from external power voltage jack J401 Voltages and waveforms are dc with respect to ground under no signal conditions no mark VIDEO CD PLAY AUDIO CD PLAY Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to n...

Страница 22: ... 2 Vp p 483 ns 7 IC601 XTAI 8 9 10 11 12 VOLT DIV 0 5 V AC TIME DIV 20 ns IC601 FSTI VOLT DIV 0 5 V AC TIME DIV 50 ns IC681 LRCK VOLT DIV 2 V AC TIME DIV 10 µs IC681 BCLK VOLT DIV 1 V AC TIME DIV 200 ns IC681 9 CLK VOLT DIV 0 5 V AC TIME DIV 20 ns IC322 CKO VOLT DIV 0 2 V AC TIME DIV 20 ns 13 IC322 XTLO 14 15 16 17 18 VOLT DIV 2 V AC TIME DIV 20 ns IC322 BCLK VOLT DIV 1 V AC TIME DIV 0 1 µs IC322 ...

Страница 23: ...8 L721 R704 L725 C705 C725 L722 L723 R721 R460 IC451 C733 C726 C703 R726 C453 C711 C731 TP717 IC722 C722 C721 R458 C454 R457 R725 R724 R459 C735 IC703 C458 R456 C452 C702 Q451 Q452 C460 TAP451 R453 C732 C712 TAP701 R454 C739 C459 C451 R701 IC701 L701 R451 C707 65 11 11 1 674 188 11 11 1 674 188 A MAIN BOARD CN601 10 20 24 5 15 23 MPEG BOARD SIDE A MPEG BOARD SIDE B page 23 Note X parts extracted f...

Страница 24: ...SERVO CLV PROCESSOR CPU INTERFACE NOISE SHAPER 18 TIMES OVER SAMPLING FILTER CPU INTERFACE CPU INTERFACE ADDRESS GENERATOR CPU INTERFACE PRIORITY ENCODER CPU INTERFACE ERROR CORRECTOR CPU INTERFACE TIMING GENERATOR 2 MIRR DFCT FOK DETECTOR 32K RAM REGISTER D A DIGITAL PROCESSOR TIMING GENERATOR 1 SYNC PROTECTOR DIGITAL OUT SUBCODE P W PROCESSOR SUBCODE Q PROCESSOR DIGITAL PLL VARI PITCH DOUBLE SPE...

Страница 25: ...MS1 YMS0 MIFH MIFFL MIFFR VBLNKI VDD GND YCDI0 YCDI1 YCDI2 YCDI3 YCDI4 YCDI7 YCDI6 YCDI5 MODE VBLNKO CLPF GND VDD FLD BLK BF AVCC CVOUT AGND COUT AVCC YOUT AGND VREF BIAS1 BIAS2 DAC C Y Cb Cr Y DAC DAC C LEVEL ALIGNMENT C SYNC ADD INTERPO LATE SYNC GENERATOR INTERPO LATE ROM LOW PASS FILTER BURST FLAG BLANKING C SIGNAL GENERRATE LOW PASS FILTER Y LEVEL ALIGNMENT Cd LEVEL ALIGNMENT YCdCr SEPARATOR ...

Страница 26: ...parts list Ref No Part No Description Remark Ref No Part No Description Remark 7 1 CABINET UPPER SECTION The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified 1 4 984 847 01 SPRING TORSION 2 4 984 748 01 KNOB OPEN 3 3 318 382 71 SCREW 1 7X4 TAPPING 4 4 984 866 01 COVER LID 5 1 418 438 11 SWITCH UNIT 6 4 217 534 01 BUTTON CONTROL ...

Страница 27: ...1 A MAIN BOARD COMPLETE 55 A 3321 973 A MPEG BOARD COMPLETE 56 4 993 138 01 INSULATOR 57 4 978 696 01 TERMINAL BOARD RELAY BATTERY 58 4 984 750 11 LID BATTERY CASE 59 1 674 189 11 IR BOARD 60 1 793 139 11 LEAD WITH CONNECTOR 61 4 978 695 01 PLATE TERMINAL BATTERY 62 4 984 850 01 TERMINAL BOARD BATTERY CASE 63 4 984 851 01 TERMINAL BOARD BATTERY 51 52 53 53 54 55 56 56 57 58 59 60 61 62 63 CDM 2901...

Страница 28: ...cription Remark 109 1 667 512 11 SLIDE FLEXIBLE BOARD 110 X 4950 060 1 OPTICAL PICK UP DAX 01A2 RP 111 4 972 165 01 RACK 112 4 973 631 01 SCREW M901 A 3328 115 A MOTOR ASSY SLED SLED INCLUDING GEAR M902 A 3328 114 A MOTOR ASSY TURN TABLE SPINDLE S901 1 571 099 21 SWITCH 1 KEY LIMIT The components identified by mark or dotted line with mark are critical for safety Replace only with part number spec...

Страница 29: ...IP 1uF 10V C324 1 162 921 11 CERAMIC CHIP 33PF 5 50V C325 1 109 982 11 CERAMIC CHIP 1uF 10 10V C327 1 115 156 11 CERAMIC CHIP 1uF 10V C328 1 126 209 11 ELECT CHIP 100uF 20 4V C329 1 109 982 11 CERAMIC CHIP 1uF 10 10V C330 1 126 246 11 ELECT CHIP 220uF 20 4V C351 1 164 156 11 CERAMIC CHIP 0 1uF 25V C352 1 109 982 11 CERAMIC CHIP 1uF 10 10V C353 1 104 851 11 TANTAL CHIP 10uF 20 10V C361 1 164 156 11...

Страница 30: ...1 162 919 11 CERAMIC CHIP 22PF 5 50V C752 1 119 944 11 ELECT 470uF 20 4V C801 1 104 851 11 TANTAL CHIP 10uF 20 10V C802 1 115 156 11 CERAMIC CHIP 1uF 10V C803 1 104 852 11 TANTAL CHIP 22uF 20 10V C804 1 109 982 11 CERAMIC CHIP 1uF 10 10V C805 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C806 1 104 852 11 TANTAL CHIP 22uF 20 10V C807 1 104 851 11 TANTAL CHIP 10uF 20 10V C808 1 162 964 11 CERAMIC CHIP 0 ...

Страница 31: ...8 729 231 74 TRANSISTOR 2SC4116 GL Q601 8 729 029 14 TRANSISTOR DTC144EUA T106 Q801 8 729 028 91 TRANSISTOR DTA144EUA T106 Q802 8 729 231 74 TRANSISTOR 2SC4116 GL Q812 8 729 231 74 TRANSISTOR 2SC4116 GL RESISTOR R101 1 216 813 11 RES CHIP 220 5 1 16W R102 1 216 821 11 RES CHIP 1K 5 1 16W R103 1 216 833 91 RES CHIP 10K 5 1 16W R104 1 216 821 11 RES CHIP 1K 5 1 16W R105 1 216 845 11 RES CHIP 100K 5 ...

Страница 32: ...P 10K 5 1 16W R602 1 216 833 91 RES CHIP 10K 5 1 16W R603 1 216 841 11 RES CHIP 47K 5 1 16W R604 1 216 845 11 RES CHIP 100K 5 1 16W R605 1 216 839 11 RES CHIP 33K 5 1 16W R606 1 216 831 11 RES CHIP 6 8K 5 1 16W R607 1 216 833 91 RES CHIP 10K 5 1 16W R608 1 216 857 11 RES CHIP 1M 5 1 16W R609 1 216 827 11 RES CHIP 3 3K 5 1 16W R610 1 216 827 11 RES CHIP 3 3K 5 1 16W R611 1 216 827 11 RES CHIP 3 3K ...

Страница 33: ...R BOARD TO BOARD 24P DIODE D451 8 719 048 98 DIODE RB160L 40TE25 D452 8 719 049 09 DIODE 1SS367 T3SONY IC IC451 8 759 586 58 IC XC6367B103MR IC452 8 759 530 69 IC XC61AC4502PR IC701 8 759 493 57 IC ES3210 IC702 8 759 638 33 IC MX23C1010TI 90 SG5 IC703 8 759 498 43 IC MSM54V16258ASL 45TSK IC721 8 759 493 55 IC TC90A07U IC722 8 759 085 76 IC S 81332HG KC T1 IC723 8 759 433 44 IC MM1031XML COIL L451 ...

Страница 34: ... CORD CONNECTION 3 866 599 11 MANUAL INSTRUCTION ENGLISH TRADITIONAL CHINESE E Hong kong 3 866 599 21 MANUAL INSTRUCTION ENGLISH SIMPLIFIED CHINESE Chinese 8 917 658 90 REMOTE COMMANDER RMT DV10 8 953 304 90 RECEIVER MDR E805SP SET 4 991 047 01 LID BATTERY CASE FOR RMT DV10 Ref No Part No Description Remark The components identified by mark or dotted line with mark are critical for safety Replace ...

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