Sony CDX-757MX - Compact Disc Changer System Page 1 Service Manual Download

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SERVICE MANUAL

COMPACT DISC CHANGER

SPECIFICATIONS

CDX-757MX

Model Name Using Similar Mechanism

CDX-747X

CD Drive Mechanism Type

MG-251B-137

Optical Pick-up Name

KSS-720A

US Model

Canadian Model

E Model

System

Compact disc digital audio system

Laser diode properties Material: GaAlAs

Wavelength: 780 nm
Emission Duration: Continuous
Laser out-put Power: Less than
44.6

This output is the value measured at a distance of 200 mm
from the objective lens surface on the Optical Pick-up Block.

Frequency response

5 – 20,000 Hz

Wow and flutter

Below the measurable limit

Signal-to-noise ratio

102 dB

Outputs

BUS control output (8 pins)
Analog audio output (RCA pin)

Current drain

800 mA (during CD playback)
800 mA (during loading or ejecting

a disc)

Operating temperature –10

C to +55

C (14

F to 131

Dimensions

Approx. 262

185 mm

(10

/8 in.)

(w/h/d) not incl. projecting parts

and controls

Mass

Approx. 2.1 kg (4 lb. 10 oz.)

Power requirement

12 V DC car battery
(negative ground)

Supplied accessories

Disc magazine (1)
Parts for installation and

connections (1 set)

Design and specifications are subject to change without
notice.

Ver 1.1 2002.08

9-873-618-02

Sony Corporation

2002H0500-1

e Vehicle Company

2002.08

Published by Sony Engineering Corporation

Summary of Contents for CDX-757MX - Compact Disc Changer System

Page 1: ...Wow and flutter Below the measurable limit Signal to noise ratio 102 dB Outputs BUS control output 8 pins Analog audio output RCA pin Current drain 800 mA during CD playback 800 mA during loading or ejecting a disc Operating temperature 10 C to 55 C 14 F to 131 F Dimensions Approx 262 90 185 mm 10 3 8 3 5 8 7 3 8 in w h d not incl projecting parts and controls Mass Approx 2 1 kg 4 lb 10 oz Power r...

Page 2: ...azardous ra diation exposure SERVICING NOTES NOTES ON HANDLING THE OPTICAL PICK UP BLOCK OR BASE UNIT The laser diode in the optical pick up block may suffer electro static breakdown because of the potential difference generated by the charged electrostatic load etc on clothing and the human body During repair pay attention to electrostatic breakdown and also use the procedure in the printed matte...

Page 3: ...en read and then set the ignition to OFF or select another source the beginning of the current track may play back when you resume playback The unit reads the disc information the number of folders and files or the location of the data before playback of an MP3 file It may take more time to start playback of a disc with a complex file structure When a disc magazine is inserted into the CD changer ...

Page 4: ...Emphasis The unit does not support Emphasis Q11 What is the sampling rate supporting the unit The unit is supported from 16kHz to 48kHZ Q12 Does the unit support the play list of m3u The unit does not support the play list of m3u Q13 Does the unit support ID3 Tag The unit supports ID3 tag ver 1 Pay attention to the following points about ID3 tag ver 2 Q14 Is a file name a folder name of MP3 differ...

Page 5: ...T 17 5 ELECTRICAL CHECK 18 6 DIAGRAMS 6 1 Block Diagram SERVO Section 20 6 2 Block Diagram MAIN Section 1 2 21 6 3 Block Diagram MAIN Section 2 2 22 6 4 Note for Printed Wiring Boards and Schematic Diagrams 23 6 5 Printed Wiring Boards RF LSW Boards 24 6 6 Schematic Diagram RF LSW Boards 25 6 7 Printed Wiring Boards MAIN Board Component Side 26 6 8 Printed Wiring Boards MAIN Conductor Side SWITCH ...

Page 6: ...es of 3 5 mm 5 32 in only after making sure there is nothing on the other side of the mounting surface Installation Installation How to install the unit The brackets 1 provide two positions for mounting high and low Use the appropriate screw holes according to your preference Horizontal installation Installation de l appareil Les supports 1 offrent deux positions de montage haut et bas Utilisez le...

Page 7: ... This is not a malfunction Remarque Quand un chargeur de disques est inséré dans le changeur de CD ou si la touche de réinitialisation de l autoradio raccordé est enclenchée l appareil se met automatiquement en marche et reproduit les CD Lorsque tous les CD du chargeur ont été reproduits l appareil s arrête automatiqement L appareil commence par lire toutes les informations relatives au disque dan...

Page 8: ... MAIN BOARD SLIDE VARIABLE RESISTOR ELEVATOR HEIGHT SENSOR RV202 Page 10 2 6 ELJ MOTOR ASSY ELEVATOR M104 Page 11 2 9 CHASSIS ASSY Page 12 2 10 RF BOARD Page 13 2 13 ELJ MOTOR ASSY CHUCKING M103 Page 14 2 11 SLED MOTOR ASSY 251 M101 OPTICAL PICK UP KSS 720A Page 13 2 12 LSW BOARD SPINDLE MOTOR S SUB ASSY M102 Page 14 SET Note 1 The process described in can be performed in any order Note 2 Without ...

Page 9: ...ISM DECK MG 251B 137 3 screw PTT2 6 6 4 lever FLT 838 3 screw PTT2 6 6 3 screw PTT2 6 6 1 screw PTT2 6 6 1 screw PTT2 6 6 2 front panel assy 4 lever FLT 838 5 case upper T 2 tension coil spring FL 2 tension coil spring FL 1 two dampers T filament tape 1 two dampers T 3 jack flexible board CNJ901 4 mechanism deck MG 251B 137 ...

Page 10: ...w PTT2 6 6 2 jack board 2 Remove two solders of the elevator motor leads M104 2 Remove two solders of the switch board leads 2 Remove three solders of the slide variable resistor RV202 4 heat sink T 3 screw PTT2 4 6 main board 5 two screws FP 1 main flexible board CNJ101 5 screw FP 7 screw PTT2 4 8 slide variable resistor elevator height sensor RV202 ...

Page 11: ...HEON T 1 screw PTT2 4 2 bracket EVM S 3 ELJ motor assy elevator M104 2 Remove the claw in the direction of arrow A 4 Remove the ditch in the direction of arrow B A B 5 Remove the escutcheon T in the direction of arrow C 4 ditch 3 claw C 3 two claws 1 screw T ...

Page 12: ...ASSY 1 three screws PTT2 4 1 screw PTT2 4 1 two screws PTT2 4 4 spring SUT 2 Remove the edge in the direction of arrow A 5 chassis U S sub assy 3 A 6 chassis assy 1 Turn the gear EVD S fully in the direction of arrow A 5 spring stopper lower 4 A 3 2 3 ...

Page 13: ... leads M102 2 Remove two solders of the sled motor leads M101 1 OP flexible board CN102 4 RF board 1 two precision screws P2 3 4 Turn shaft feed assy in the direction of the arrow then remove it 2 sled motor assy 251 M101 OP flexible board adhesive sheet 3 optical pick up KSS 720A optical pick up Note After connecting OP flexible board fix it with adhesive sheet to optical pick up ...

Page 14: ...s P1 7 2 2 7 3 spring chucking 6 retainer disc 4 precision screw P2 2 2 5 bracket CP 9 Remove the spindle motor S sub assy M102 in the direction of the arrow 2 LSW board 1 precision screw P2 2 5 2 two screws PTT2 4 3 retainer CHM 4 ELJ motor assy chucking M103 1 Remove two solders of the chucking motor leads M103 ...

Page 15: ...age 16 3 4 OPERATION CHECK Page 16 3 2 OPTICAL PICK UP COMPLETE ASSY chuck plate 1 Move the lever LOCK 3A in the direction of arrow A and return it a little in the direction of arrow B from the position where the chuck plate is moved down to the lower limit A B 3 stop ring 2 0 E type 4 tension spring DH 2 optical pick up complete assy Note Insert the shaft A first shaft A ...

Page 16: ... the slider moves in the direction of arrow D if the gear is rotated in the direction of arrow B gear LOAD 2 gear LOMINI marking Fig A chuck plate 2 Attach the gear LOMINI at the position shown in Fig A shaft rotary prevention C 1 Move the lever LOCK 3A fully in the direction of arrow B to move the chuck plate up B 4 stop ring 1 5 E type 3 Attach the gear LOAD 1 assy with its facing inside slit ch...

Page 17: ...w adjust the following 5 Press repeatedly the DISC and buttons on the master unit so that the elevator shafts moves from address 6 to address 5 or from 5 to 6 At this time adjust RV201 on the main board so that the elevator shaft positions smoothly between comb teeth A and B 6 Further place the set horizontally and make same adjustment as mentioned above 7 After adjustment at addresses 5 to 6 is f...

Page 18: ...oard 2 Put the set into play mode by loading the disc YEDS 18 3 Confirm that oscilloscope waveform is clear and check RF sig nal level is correct or not Note Clear RF signal waveform means that the shape can be clearly distin guished at the center of the waveform When observing the eye pattern set the oscilloscope to AC range and raise the vertical sensitivity so that it may be easily seen GND BUS...

Page 19: ... button on the master unit and check the traverse waveform 4 Confirm that the oscilloscope waveform is symmetrical on the top and bottom in relation to 0 V dc and check this level Traverse waveform This is the tracking error wave form appears when crossing the track A B 0 V A B traverse waveform 100 track jump waveform VOLT DIV 500 mV TIME DIV 2 ms Center 0 V Traverse waveform oscilloscope DC rang...

Page 20: ... 8 9 10 11 12 13 5 4 VO4 VO4 VO3 VO3 VO2 VO2 VO1 VO1 VL0 VL0 VIN4 VIN4 VIN3 VIN3 VIN2 VIN2 FWD REV 31 32 25 24 22 21 1 2 MOTOR DRIVE MOTOR DRIVE MOTOR DRIVE COIL DRIVE MOTOR DRIVE COIL DRIVE TRACKING FOCUS COIL DRIVE SLED SPINDLE CHUCKING MOTOR DRIVE IC201 A B C D E F I V AMP PD LD DETECTOR TRACKING FOCUS 2 AXIS DEVICE OPTICAL PICK UP BLOCK KSS 720A LASER DIODE M M M101 SLED M M M102 SPINDLE M M M...

Page 21: ... IO0 IO7 2 DATA 1 BCK 3 LRCK SERIAL INPUT INTERFACE 13 MC 14 15 ML FUNCTION CONTROL INTERFACE MD SCK 16 SYSTEM CLOCK MANAGER 8 TIME OVER SAMPLING DIGITAL FILTER WITH FUNCTION CONTROLLER ENHANCED MULTI LEVEL DELATA SIGMA MODULATOR D A CONVERTER OUTPUT AMP AND LOW PASS FILTER 7 VOUTL 10 VCOM VOUTR SYSTEM CLOCK DIGITAL FILTER D A CONVERTER IC501 S RAM IC602 MC ML MD LOW PASS FILTER IC401 MUTING Q410 ...

Page 22: ...VO 5V SW801 72 MGLK SW 36 ELVF 37 ELVR SW201 MAGAZINE DETECT ON When magazine is set 3 4 9 7 MOTOR DRIVE IN1 IN2 OUT1 OUT2 ELEVATOR MOTOR DRIVE IC301 M M104 ELEVATOR SYSTEM CONTROLLER IC201 3 3 RES 10 6 9 11 4 1 12 13 2 8 7 SO SI SCK BUSON OUT BUSON OUT RESET DATA 14 CLK LOF BUSON IN RST 77 76 78 91 65 SI SO SCLK BUSON VCC RESET SIGNAL GENERATOR IC303 PS901 79 82 EEDATA EECLK 5 6 SDA SCL EEPROM IC...

Page 23: ...fied f internal component C panel designation A B Line H adjustment for repair Power voltage is dc 14 4V and fed with regulated dc power supply from CD changer controller Voltages and waveforms are dc with respect to ground in CD play conditions no mark CD PLAY Impossible to measure Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion toleran...

Page 24: ...9 C104 C122 C107 C111 C101 R201 R202 R203 R204 R206 R205 R207 R208 R210 R209 R211 R212 R214 R213 R218 R219 R220 R222 R223 R104 R215 R216 R108 R109 R110 R117 R112 R113 R107 R105 R101 R103 R102 C103 R120 R121 R122 R106 C108 Q102 CNJ101 SW3 LIMIT BLU YEL YEL RED BLK WHT 1 679 422 12 12 M101 SLED M LSW BOARD M103 CHUKING M OPTICAL PICK UP BLOCK KSS 720A OP FLEXIBLE BOARD MAIN FLEXIBLE BOARD MAIN BOARD...

Page 25: ... for Waveforms See page 34 for IC Block Diagrams The components identified by mark 0 or dotted line with mark 0 are critical for safety Replace only with part number specified Les composants identifiés par une marque 0 sont critiques pour la sécurité Ne les remplacer que par une pièce portant le numéro spécifié Page 28 ...

Page 26: ...RD 1 2 3 4 5 6 7 8 9 10 11 12 A B C D E F G H I J K 3 1 4 5 3 1 4 5 SW201 MAGAZINE DETECT 6 7 PRINTED WIRING BOARDS MAIN Board Component Side See page 23 for Circuit Boards Location Semiconductor Location Ref No Location D201 E 9 D301 E 2 D302 E 2 D303 E 1 D306 F 5 D310 F 4 IC101 C 9 IC102 D 8 IC201 F 9 IC202 F 11 IC301 G 3 IC302 F 1 IC303 G 3 IC306 A 9 IC401 C 4 IC501 B 6 IC601 C 6 IC602 E 6 IC60...

Page 27: ... TP303 YEL BLU TP302 TP301 RV202 ELEVATOR HEIGHT SENSOR FOR PC 1 684 649 11 11 SWITCH BOARD YEL BLU 1 684 651 11 11 CHASSIS 1 2 3 4 5 6 7 8 9 10 11 12 A B C D E F G H I J K 6 8 PRINTED WIRING BOARDS MAIN Conductor Side SWITCH Boards See page 23 for Circuit Boards Location Semiconductor Location Ref No Location IC304 H 12 IC305 E 12 ...

Page 28: ...S17403CLT 6 0 1 330 16 9344MHz CXD3027R 0 0033 820k 0 01 A1 A2 A3 A4 A5 A6 A7 A8 A10 B1 B2 B3 B4 B5 B6 FRDR MDP SFDR FFDR TFDR TRDR SRDR FRDR FFDR TRDR TFDR SRDR SFDR MDP A 4 A5 A6 A 7 A8 A9 XOE XCAS D2 D3 D0 D1 XWE XRAS A10 A0 A1 A2 A3 XWE XRAS A10 A0 A1 A2 A3 XCAS XOE A9 A8 A7 A6 A5 A4 D0 D1 D2 D3 XWRE XRDE XQOK SQSO SQCK SCOR XRST DATA XLAT CLOK SENS SCLK REV FWD LIM SW GFS GRSCOR LRCK BCK DATA...

Page 29: ...00k X4 100k X4 CXD9684R 004 47p 0 1 5 5V 2200 6 3V A1 A2 A3 A4 A5 A6 A7 A8 A10 C1 C3 C4 C5 C6 C7 C8 C9 SO SI SCK BUSON CE IO2 IO3 IO4 IO5 IO6 IO7 EJECT CDON A11 A12 A5 A4 A3 A2 A1 A0 SDA TC XRDE DECXRST DECSTBY DECINT REV FWD SCL EVON BUCHK RST RST MUTE IO0 A0 A1 A2 A3 OE A10 CE IO7 IO6 IO5 IO4 IO3 IO2 IO1 A11 A9 A8 A13 A12 A7 A6 A5 A4 A14 A16 WR2 A15 A15 A16 WR2 A14 A6 A7 A8 A9 A10 IO0 IO1 A13 OE...

Page 30: ...S2 VSS SDA SCL VSS VCC LRCK DATA BCK VDD VOUTR AGND VOUTL NC NC DECXRST DECSTBY SCLK SENS XRST SQCK SQSO X Q O K X R D E XWRE DECINT SCL SDA MUTE BUSON SCLK SI SO NC CDON EVON TEST CFSEL TEXTSEL ESPSEL MD2 MD1 MD0 VCC PCRX PCTX EECLK NC AVCC AVSS EHS MCK NC R RW_SEL NC FOK GFS CDCLK CDLAT CDDAT ELVF ELVR LOADF LOADR VSS NC NC NC XTAL EXTAL FWE N C NMI STBY VSS EJECT MGLK SW BUCHK NC SCOR GRSCOR OS...

Page 31: ...RCK ij LRCKI 3 IC101 o BCK oz BCKI 4 IC101 of XTAO 5 IC601 qd BCKIA 6 IC601 qf LRCKIA 7 IC601 ys X1 8 IC201 yg EXTAL 9 IC501 1 BCK 0 IC501 3 LRCK qa IC501 qh SCK Approx 100 mVp p Approx 250 mVp p 1 4 0 3 Vp p 2 Vp p 3 8 µs 4 5 Vp p 472 ns 5 Vp p 59 1 ns 4 5 Vp p 472 ns 4 5 Vp p 22 7 µs 5 Vp p 59 1 ns 2 2 Vp p 81 4 ns 4 5 Vp p 472 ns 4 5 Vp p 22 7 µs ...

Page 32: ...Board See page 23 for Circuit Boards Location JACK BOARD COMPONENT SIDE 1 684 650 11 11 JACK FLEXIBLE BOARD MAIN BOARD CN301 B JACK BOARD CONDUCTOR SIDE 1 684 650 11 11 4 2 1 5 3 6 7 8 5 4 8 7 6 2 1 3 CONTROL FOR SONY BUS AUDIO OUT L R CN901 Page 26 ...

Page 33: ...05 TP904 TP903 TP902 TP901 CN901 CNJ901 PS901 100p STZ6 8N T146 0 001 0 1 13P 5A 24V RST CLK DATA BUSON GND SIRCS B UP L R CLK RST DATA BUSON GND GND GND B UP B UP B UP LCH AGND RCH NC JACK FLEXIBLE BOARD CONTROL L R AUDIOOUT FOR SONY BUS 6 13 SCHEMATIC DIAGRAM JACK Board Page 29 ...

Page 34: ...VC RW ROM VC RW ROM DVC 3 A B C D B C A A A B C D B C D D 1 2 APC AMP 5 6 7 8 9 4 RFAC SUMMING AMP RW ROM APC OFF Hi Z RW ROM H L VOFST VC RW ROM 10 11 GM GM 18 17 16 B D A C 13 14 15 12 EQ IN LD PD GND A B C D AC SUM E F DVCC DVC RFAC SW DC OFST RFDCI RFDCO VC RFC VFC BST RFG VCC CEI CE TE BAL TE FEI FE IC Block Diagrams RF Board IC101 CXA2581N T4 ...

Page 35: ...REF IN VIN1 VREF SW VREF OUT CH1 REG OUT REG IN VIN3 VIN3 VIN3 VIN2 VIN2 VIN2 VIN1 B OUTPUT CONTROL LEVEL SHIFT CH2 4 MUTE THERMAL SHUT DOWN CH1 MUTE VIN1 VREF SWITCH 5VREG 3 4 5 6 7 8 9 2 1 LEVEL SHIFT LEVEL SHIFT 10 11 14 LEVEL SHIFT AMP A AMP B 15 16 17 18 23 19 34 35 36 25 24 22 21 20 33 32 31 30 29 28 27 26 12 13 IC201 LA6576L TE L ...

Page 36: ...1 C176 MDP MDS SSTP SFDR SRDR TFDR TRDR FFDR FRDR FRDR FFDR TRDR TFDR SRDR SFDR SCLK ATSK SSTP COUT FOK DFCT MIRR VSS1 TEST TES1 AVDD0 IGEN AVSS0 RFDC E F 120 119 118 117 116 115 114 113 112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93 92 91 XOE XCAS D2 D3 D0 D1 XWE XRAS A11 A10 DVDD A0 A1 A2 A3 AVDD2 LOUT2 AIN2 AOUT2 AVSS2 AVSS1 AOUT1 AIN1 LOUT1 AVDD1 XVSS XTAO XTAI XVDD B...

Page 37: ... D A CONVERTER OUTPUT AMP AND LOW PASS FILTER OUTPUT AMP AND LOW PASS FILTER ZERO DETECT POWER SUPPLY 12 11 ZEROL ZEROR 15 14 ML MC 16 13 MD SYSTEM CLOCK 1 2 3 4 5 6 7 8 9 10 14 13 12 11 VCC BUS ON LINK OFF CLK OUT DATA OUT DATA IN BUS RESET BUS DATA VREF BUS CLK GND BUS ON IN BUS ON OUT RESET RESET SWITCH 1 2 3 4 5 6 7 8 9 10 VCC IN2 S GND IN1 NC NC OUT2 NC P GND OUT1 CONTROL CIRCUIT MOTOR DRIVE ...

Page 38: ...48 VSS 47 IO1 46 IO0 45 AD15 44 AD16 43 WR 42 AD14 41 AD13 40 VSS 39 REQ 38 AD6 37 AD7 36 AD8 35 VDDT 34 AD9 33 AD10 TIMING GENERATOR VCO PROG START DIT GENERAL INPUT PORT INTERRUPT CONTROL SRAM I F I BUS TIMER DAC DAC BUS SWITCH Y POINTER REGISTER X POINTER REGISTER C POINTER REGISTER ERAM 2k WORD XRAM 4k WORD YRAM 4k WORD CROM 4k WORD x3 ALU A2 A3 AX AY ROUND LIMIT MAC A0 A1 MX MY MZ IINSTRUCTIO...

Page 39: ... setting terminal L ESP on fixed at L in this set 22 TEXTSEL I CD text mode setting terminal L CD text on fixed at L in this set 23 CFSEL I Custom file on off setting terminal L custom file on fixed at L in this set 24 DOUT SEL I Input terminal for digital out on off setting L digital out on Not used 25 MAG SW I Magazine detect switch input terminal Not used 26 MUTE O Audio line muting on off cont...

Page 40: ...ject switch input terminal L active 76 SO O Serial data output to the SONY bus interface 77 SI I Serial data input from the SONY bus interface 78 SCLK I Serial data transfer clock signal input from the SONY bus interface 79 EEDATA I O Two way data bus with the EEPROM 80 SDA I O I2C interface data input output with the CD ROM MP3 decoder 81 SCL O I2C interface data transfer clock signal output to t...

Page 41: ... 047 852 01 DAMPER T 2 3 237 553 11 CASE LOWER T 3 3 024 065 01 CUSHION EJECT T 4 X 3375 357 1 ARM FLT ASSY 5 1 684 650 11 JACK BOARD 6 3 376 464 11 SCREW PTT 2 6X6 GROUND POINT 7 A 3274 196 A MAIN BOARD COMPLETE 8 1 676 340 12 JACK FLEXIBLE BOARD 9 1 676 339 12 MAIN FLEXIBLE BOARD 10 1 684 651 11 SWITCH BOARD 12 X 3381 744 1 DOOR M ASSY 13 3 229 226 21 PANEL FRONT 14 3 022 007 02 BUTTON EJT Z 15 ...

Page 42: ...Part No Description Remark Ref No Part No Description Remark 101 X 3378 091 1 CHASSIS U S SUB ASSY 102 3 024 161 01 SPRING SUT 103 3 011 997 01 SPRING STOPPER LOWER 3 7 685 781 09 SCREW PTT 2X4 S 3 3 3 mechanism deck section 3 101 102 103 mechanism deck section 2 ...

Page 43: ...ription Remark Ref No Part No Description Remark 151 3 024 170 01 SPRING SB TENSION 152 3 040 790 02 BRACKET EVM S 153 X 3378 092 7 CHASSIS D S SUB ASSY 154 3 014 685 01 SPACER MO M104 A 3301 123 A ELJ MOTOR ASSY ELEVATOR 3 7 685 781 09 SCREW PTT 2X4 S 151 152 154 153 3 M104 ...

Page 44: ... POLYETHYLENE 205 3 017 139 01 GEAR WORM LOAD A 206 3 022 839 02 ARM NSW 207 3 573 936 00 STOPPER REEL 208 X 3373 552 1 GEAR LOAD 1 ASSY 209 3 010 252 11 ROLLER CRE 210 3 010 268 01 SPRING DH TENSION 211 A 3290 194 M MAIN ASSY CHASSIS EVY 212 3 010 254 11 SHAFT ROTARY PREVENTION C 213 3 010 253 01 GEAR LOMINI 214 A 3326 947 A RF BOARD COMPLETE M103 A 3301 123 A ELJ MOTOR ASSY CHUCKING 3 7 685 781 ...

Page 45: ...cription Remark Ref No Part No Description Remark 251 1 676 341 11 OP FLEXIBLE BOARD 252 3 025 743 01 SPRING FEED LEAF 253 X 3378 101 2 HOLDER SLED S ASSY 254 3 931 832 01 GEAR SL MIDWAY 0255 8 820 103 11 OPTICAL PICK UP KSS 720A C RP 256 A 3291 669 A SHAFT FEED ASSY 257 3 010 263 01 DETENT SHAFT THRUST 258 1 679 422 12 LSW BOARD 259 A 3301 954 C BASE OPT S J ASSY 260 3 241 673 01 SCREW SM SPECIAL...

Page 46: ...1 125 837 11 CERAMIC CHIP 1uF 10 6 3V C111 1 164 156 11 CERAMIC CHIP 0 1uF 25V C112 1 164 156 11 CERAMIC CHIP 0 1uF 25V C113 1 164 156 11 CERAMIC CHIP 0 1uF 25V C114 1 164 156 11 CERAMIC CHIP 0 1uF 25V C115 1 125 837 11 CERAMIC CHIP 1uF 10 6 3V C121 1 162 960 11 CERAMIC CHIP 220PF 10 50V C122 1 162 960 11 CERAMIC CHIP 220PF 10 50V C123 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V C161 1 164 156 11 CERAM...

Page 47: ...421 22 TRANSISTOR MUN2211T1 Q301 8 729 010 25 TRANSISTOR MSD601 RT1 Q302 8 729 028 62 TRANSISTOR DTA115EKA T146 Q303 8 729 922 47 TRANSISTOR 2SB1184 TLR Q304 8 729 010 25 TRANSISTOR MSD601 RT1 Q402 8 729 424 08 TRANSISTOR MUN2111T1 Q410 8 729 920 21 TRANSISTOR DTC314TK T 146 Q420 8 729 920 21 TRANSISTOR DTC314TK T 146 RESISTOR R101 1 216 839 11 METAL CHIP 33K 5 1 10W R102 1 216 833 11 METAL CHIP 1...

Page 48: ... 1 162 962 11 CERAMIC CHIP 470PF 10 50V C207 1 164 227 11 CERAMIC CHIP 0 022uF 10 25V C208 1 164 227 11 CERAMIC CHIP 0 022uF 10 25V C209 1 164 227 11 CERAMIC CHIP 0 022uF 10 25V C217 1 164 156 11 CERAMIC CHIP 0 1uF 25V CONNECTOR CN102 1 778 303 21 CONNECTOR FPC ZIF 16P CNJ101 1 778 777 21 CONNECTOR FPC 26P IC IC101 8 752 089 74 IC CXA2581N T4 IC201 8 759 832 99 IC LA6576L TE L TRANSISTOR Q101 8 72...

Page 49: ...66 31 SWITCH PUSH 1 KEY SAVE END DETECT 1 684 651 11 SWITCH BOARD SW801 1 692 431 21 SWITCH TACTILE Z MISCELLANEOUS 251 1 676 341 11 OP FLEXIBLE BOARD 0255 8 820 103 11 OPTICAL PICK UP KSS 720A C RP M101 A 3315 151 A SLED MOTOR ASSY 251 M102 A 3301 998 A SPINDLE MOTOR S SUB ASSY M103 A 3301 123 A ELJ MOTOR ASSY CHUCKING M104 A 3301 123 A ELJ MOTOR ASSY ELEVATOR RV202 1 227 137 11 RES VAR SLIDE 10K...

Page 50: ... and changed parts list are described in this supplement 1 Refer to original service manual for other information NEW FORMER DISCRIMINATION Former and new board can be distinguished with their suffix number the Part No as shown in the figure below though there are printing error in the Part No printed on silk screen of MAIN boards and SWITCH boards MAIN Board Incorrect 1 168 649 11 12 Correct 1 68...

Page 51: ...ll capacitors are in µF unless otherwise noted pF µµF 50 WV or less are not indicated except for electrolytics and tantalums All resistors are in Ω and 1 4 W or less unless otherwise specified f internal component C panel designation A B Line H adjustment for repair Power voltage is dc 14 4V and fed with regulated dc power supply from CD changer controller Voltages and waveforms are dc with respec...

Page 52: ...3k 220p 220p 0 1 0 1 220 0 1 0 1 GM71VS17403CLT 6 0 1 330 16 9344MHz CXD3027R 0 0033 820k 0 01 A1 A2 A3 A4 A5 A6 A7 A8 A10 B1 B2 B3 B4 B5 B6 FRDR MDP SFDR FFDR TFDR TRDR SRDR FRDR FFDR TRDR TFDR SRDR SFDR MDP A 4 A5 A6 A 7 A8 A9 XOE XCAS D2 D3 D0 D1 XWE XRAS A10 A0 A1 A2 A3 XWE XRAS A10 A0 A1 A2 A3 XCAS XOE A9 A8 A7 A6 A5 A4 D0 D1 D2 D3 XWRE XRDE XQOK SQSO SQCK SCOR XRST DATA XLAT CLOK SENS SCLK R...

Page 53: ...5V1ST1 100 16V 0 0047 0 1 100k X4 100k X4 100k X4 CXD9684R 004 100p 0 1 5 5V 2200 6 3V A1 A2 A3 A4 A5 A6 A7 A8 A10 C1 C3 C4 C5 C6 C7 C8 C9 SO SI SCK BUSON CE IO2 IO3 IO4 IO5 IO6 IO7 EJECT CDON A11 A12 A5 A4 A3 A2 A1 A0 SDA TC XRDE DECXRST DECSTBY DECINT REV FWD SCL EVON BUCHK RST RST MUTE IO0 A0 A1 A2 A3 OE A10 CE IO7 IO6 IO5 IO4 IO3 IO2 IO1 A11 A9 A8 A13 A12 A7 A6 A5 A4 A14 A16 WR2 A15 A15 A16 WR...

Page 54: ... S1 S2 VSS SDA SCL VSS VCC LRCK DATA BCK VDD VOUTR AGND VOUTL NC NC DECXRST DECSTBY SCLK SENS XRST SQCK SQSO X Q O K X R D E XWRE DECINT SCL SDA MUTE BUSON SCLK SI SO NC CDON EVON TEST CFSEL TEXTSEL ESPSEL MD2 MD1 MD0 VCC PCRX PCTX EECLK NC AVCC AVSS EHS MCK NC R RW_SEL NC FOK GFS CDCLK CDLAT CDDAT ELVF ELVR LOADF LOADR VSS NC NC NC XTAL EXTAL FWE N C NMI STBY VSS EJECT MGLK SW BUCHK NC SCOR GRSCO...

Page 55: ... IC604 F 8 IC605 B 7 Q202 E 11 Q301 F 5 Q302 F 5 Q303 G 4 Q304 G 4 Q402 E 4 Q410 D 2 Q420 D 3 IC302 IC301 IC303 IC602 IC102 IC603 IC101 IC501 IC601 IC605 IC306 IC201 IC202 IC401 IC604 MAIN BOARD COMPONENT SIDE 1 684 649 12 12 1 13 B JACK BOARD CNJ901 JACK FLEXIBLE BOARD 1 30 31 60 120 91 90 61 32 16 1 17 49 64 33 48 1 3 5 4 25 1 26 50 51 75 100 76 26 1 A RF BOARD CNJ101 MAIN FLEXIBLE BOARD 1 2 3 4...

Page 56: ... IC304 H 12 IC305 E 12 6 IC304 IC305 MAIN BOARD CONDUCTOR SIDE BP121 BP122 BP201 CHASSIS CHASSIS BP302 BP301 M104 ELEVATOR M RED BLK TP304 TP303 YEL BLU TP302 TP301 RV202 ELEVATOR HEIGHT SENSOR FOR PC 1 684 649 12 12 SWITCH BOARD YEL BLU 1 684 651 12 12 CHASSIS 1 2 3 4 5 6 7 8 9 10 11 12 A B C D E F G H I J K ...

Page 57: ...4V RST CLK DATA BUSON GND SIRCS B UP L R CLK RST DATA BUSON GND GND GND B UP B UP B UP LCH AGND RCH NC JACK FLEXIBLE BOARD CONTROL L R AUDIOOUT FOR SONY BUS SCHEMATIC DIAGRAM JACK Board JACK BOARD COMPONENT SIDE 1 684 650 12 12 JACK FLEXIBLE BOARD MAIN BOARD CN301 B JACK BOARD CONDUCTOR SIDE 1 684 650 12 12 4 2 1 5 3 6 7 8 5 4 8 7 6 2 1 3 CONTROL FOR SONY BUS AUDIO OUT L R CN901 Page 6 Page 4 ...

Page 58: ...ARD 6 3 376 464 11 SCREW PTT 2 6X6 GROUND POINT 7 A 3274 196 A MAIN BOARD COMPLETE 8 1 676 340 12 JACK FLEXIBLE BOARD 9 1 676 339 12 MAIN FLEXIBLE BOARD 10 1 684 651 12 SWITCH BOARD 12 X 3381 744 1 DOOR M ASSY 13 3 229 226 21 PANEL FRONT 14 3 022 007 02 BUTTON EJT Z 15 3 041 218 21 ESCUTCHEON T 16 3 022 012 01 HEAT SINK T 17 3 042 244 11 SCREW T 18 3 038 166 01 SPRING FL TENSION COIL 19 3 047 886 ...

Page 59: ...e uA µA uPA µPA uPB µPB uPC µPC uPD µPD CAPACITORS uF µF COILS uH µH C113 1 164 156 11 CERAMIC CHIP 0 1uF 25V C114 1 164 156 11 CERAMIC CHIP 0 1uF 25V C115 1 125 837 11 CERAMIC CHIP 1uF 10 6 3V C121 1 162 960 11 CERAMIC CHIP 220PF 10 50V C122 1 162 960 11 CERAMIC CHIP 220PF 10 50V C123 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V C161 1 164 156 11 CERAMIC CHIP 0 1uF 25V C162 1 164 156 11 CERAMIC CHIP 0 ...

Page 60: ...2111T1 Q410 8 729 920 21 TRANSISTOR DTC314TK T 146 Q420 8 729 920 21 TRANSISTOR DTC314TK T 146 RESISTOR R101 1 216 839 11 METAL CHIP 33K 5 1 10W R102 1 216 833 11 METAL CHIP 10K 5 1 10W R103 1 216 827 11 METAL CHIP 3 3K 5 1 10W R104 1 216 827 11 METAL CHIP 3 3K 5 1 10W R105 1 218 917 11 METAL CHIP 820K 5 1 10W R106 1 216 853 11 METAL CHIP 470K 5 1 10W R107 1 216 833 11 METAL CHIP 10K 5 1 10W R108 ...

Page 61: ...10 1 216 857 11 METAL CHIP 1M 5 1 10W R612 1 216 809 11 METAL CHIP 100 5 1 10W R613 1 216 821 11 METAL CHIP 1K 5 1 10W COMPOSITION CIRCUIT BLOCK RB601 1 233 810 21 RES NETWORK 100K 3216 RB602 1 233 810 21 RES NETWORK 100K 3216 RB603 1 233 810 21 RES NETWORK 100K 3216 RB604 1 233 810 21 RES NETWORK 100K 3216 VARIABLE RESISTOR RV201 1 223 834 11 RES ADJ CARBON 47K SWITCH SW201 1 529 565 41 SWITCH PU...

Page 62: ...13 CDX 757MX MEMO ...

Page 63: ...ou to jump to the revised page Also clicking the version at the upper right on the revised page allows you to jump to the next revised page Ver Date Description of Revision 1 0 2002 03 New 1 1 2002 08 Change of MAIN SWITCH JACK boards Suffix 12 ECN CSA06141 ...

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