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Sony CDX-L450V - Fm/am Compact Disc Player, Service Manual

The Sony CDX-L450V is a top-notch FM/AM compact disc player, providing exceptional audio quality. For easy troubleshooting and maintenance, make sure to download the free service manual from manualshive.com. This comprehensive manual offers step-by-step instructions, allowing you to maximize the potential of your Sony CDX-L450V with ease.

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12

CDX-L450V

Ref. No.

Part No.

Description

Remark

MAIN

Ref. No.

Part No.

Description

Remark

SERVO

R908

1-216-841-11 METAL CHIP

47K

5%

1/16W

R909

1-216-828-11 METAL CHIP

3.9K

5%

1/16W

R910

1-216-836-11 METAL CHIP

18K

5%

1/16W

R911

1-216-821-11 METAL CHIP

1K

5%

1/16W

R912

1-249-413-11 CARBON

470

5%

1/4W

R913

1-249-417-11 CARBON

1K

5%

1/4W

R917

1-249-409-11 CARBON

220

5%

1/4W

R918

1-216-845-11 METAL CHIP

100K

5%

1/16W

R919

1-249-421-11 CARBON

2.2K

5%

1/4W

R920

1-216-849-11 METAL CHIP

220K

5%

1/16W

R921

1-216-841-11 METAL CHIP

47K

5%

1/16W

R922

1-208-806-11 RES-CHIP

10K

0.5%

1/10W

R923

1-208-806-11 RES-CHIP

10K

0.5%

1/10W

R924

1-249-404-00 CARBON

82

5%

1/4W

R925

1-249-404-00 CARBON

82

5%

1/4W

R926

1-249-404-00 CARBON

82

5%

1/4W

R927

1-249-404-00 CARBON

82

5%

1/4W

R928

1-249-404-00 CARBON

82

5%

1/4W

R929

1-249-404-00 CARBON

82

5%

1/4W

R930

1-249-395-11 CARBON

15

5%

1/4W

R931

1-249-427-11 CARBON

6.8K

5%

1/4W

R932

1-249-421-11 CARBON

2.2K

5%

1/4W

R933

1-216-821-11 METAL CHIP

1K

5%

1/16W

R934

1-249-409-11 CARBON

220

5%

1/4W

< SWITCH >

S901

1-762-638-21 SWITCH, TACTILE (RESET)

SW801

1-571-478-11 SWITCH, SLIDE (FREQUENCY SELECT)

< THERMISTOR >

TH901

1-809-148-11 THERMISTOR   PTH8L07AR2R0M1B510

< TUNER >

TU601

A-3220-835-A TUNER UNIT (TUX-010)

< VIBRATOR >

X601

1-781-246-21 VIBRATOR, CRYSTAL (10.25MHz)

X801

1-795-259-11 VIBRATOR, CERAMIC (8.38MHz)

X802

1-567-098-41 VIBRATOR, CRYSTAL (32.768kHz)

*************************************************************

A-3283-233-A SERVO BOARD, COMPLETE

**********************

1-683-284-11 FLEXIBLE BOARD

< CAPACITOR >

C1

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

C3

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

C4

1-104-609-11 ELECT CHIP

100uF

20%

4V

C5

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

C6

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

C8

1-107-826-11 CERAMIC CHIP

0.1uF

10%

16V

C9

1-162-924-11 CERAMIC CHIP

56PF

5%

50V

C10

1-162-924-11 CERAMIC CHIP

56PF

5%

50V

C11

1-162-909-11 CERAMIC CHIP

4PF

0.25PF 50V

C13

1-162-916-11 CERAMIC CHIP

12PF

5%

50V

C14

1-125-837-11 CERAMIC CHIP

1uF

10%

6.3V

C15

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

C16

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

C17

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

C18

1-162-966-11 CERAMIC CHIP

0.0022uF 10%

50V

C19

1-107-826-11 CERAMIC CHIP

0.1uF

10%

16V

C20

1-107-826-11 CERAMIC CHIP

0.1uF

10%

16V

C21

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

C22

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

C23

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

C24

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

C25

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

C26

1-126-391-11 ELECT CHIP

4.7uF

20%

6.3V

C27

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

C29

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

C30

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

C34

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

C35

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

C36

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

C37

1-126-393-11 ELECT CHIP

33uF

20%

10V

C38

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

C40

1-107-826-11 CERAMIC CHIP

0.1uF

10%

16V

C41

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

C43

1-162-967-11 CERAMIC CHIP

0.0033uF 10%

50V

C44

1-125-837-11 CERAMIC CHIP

1uF

10%

6.3V

C45

1-162-970-11 CERAMIC CHIP

0.01uF

10%

25V

< CONNECTOR >

CN1

1-815-352-11 CONNECTOR, BOARD TO BOARD 30P

CN3

1-816-275-11 CONNECTOR, FFC/FPC 6P

< JUMPER RESISTOR >

FB1

1-216-864-11 METAL CHIP

0

5%

1/16W

FB2

1-216-864-11 METAL CHIP

0

5%

1/16W

FB3

1-216-864-11 METAL CHIP

0

5%

1/16W

FB4

1-216-864-11 METAL CHIP

0

5%

1/16W

FB6

1-216-864-11 METAL CHIP

0

5%

1/16W

FB7

1-216-864-11 METAL CHIP

0

5%

1/16W

< IC >

IC1

8-759-699-98 IC   uPD63711GC-8EU

IC2

8-759-658-87 IC   BA5810FP-E2

< TRANSISTOR >

Q1

8-729-904-87 TRANSISTOR   2SB1197K-R

< RESISTOR >

R3

1-216-797-11 METAL CHIP

10

5%

1/16W

Summary of Contents for CDX-L450V - Fm/am Compact Disc Player

Page 1: ...0 kHz switchable 531 1 602 kHz at 9 kHz step 530 1 710 kHz at 10 kHz step Antenna terminal External antenna connector Intermediate frequency 10 7 MHz 450 kHz Sensitivity 30 µV SPECIFICATIONS Power amplifier section Outputs Speaker outputs sure seal connectors Speaker impedance 4 8 ohms Maximum power output 50 W 4 at 4 ohms General Outputs Audio output Power amplifier control lead Power aerial rela...

Page 2: ... the printed matter which is included in the repair parts The flexible board is easily damaged and should be handled with care NOTES ON LASER DIODE EMISSION CHECK The laser beam on this model is concentrated so as to be focused on the disc reflective surface by the objective lens in the optical pick up block Therefore when checking the laser diode emission ob serve from more than 30 cm away from t...

Page 3: ...2 Block Diagram CD Section 19 4 3 Block Diagram Tuner Section 20 4 4 Block Diagram Display Section 21 4 5 Circuit Boards Location 21 4 6 Printed Wiring Boards CD Mechanism Section 22 4 7 Schematic Diagram CD Mechanism Section 24 4 8 Printed Wiring Board Main Section 25 4 9 Schematic Diagram Main Section 1 2 26 4 10 Schematic Diagram Main Section 2 2 27 4 11 Printed Wiring Board Display Section 28 ...

Page 4: ...4 CDX L450V SECTION 1 GENERAL This section is extracted from instruction manual ...

Page 5: ...5 CDX L450V ...

Page 6: ...6 CDX L450V Connections ...

Page 7: ...7 CDX L450V ...

Page 8: ...8 CDX L450V ...

Page 9: ... to the following sequence 2 1 SUB PANEL ASSY Set Sub Panel Assy CD Mechanism Block Chassis T Sub Assy Lever Section Servo Board Shaft Roller Assy Floating Block Assy Optical Pick up Block Main Board Heat Sink 1 PTT 2 6x6 2 PTT 2 6x6 3 claw 5 sub panel assy 4 claws three claws ...

Page 10: ...10 CDX L450V 3 screw BTT 4 screws BTT 1 PTT 2 6x8 5 MAIN board 2 PTT 2 6x8 1 PTT 2 6x6 6 PTT 2 6x6 7 bracket CD 2 PTT 2 6x6 5 CD mechanism block 4 CNP701 3 2 3 MAIN BOARD 2 2 CD MECHANISM BLOCK ...

Page 11: ...11 CDX L450V 4 chassis T sub assy 3 P 2x3 2 P 2x3 1 Unsolder the lead wires black red white 6 heat sink 1 PTT 2 6x8 2 PTT 2 6x8 4 PTT 2 6x8 3 PTT 2 6x12 5 PTT 2 6x8 2 5 CHASSIS T SUB ASSY 2 4 HEAT SINK ...

Page 12: ...rews 1 CN3 3 Removal the solders 4 P 2x3 5 loading motor assy 8 SERVO board 2 CN2 7 special screw 4 claws 2 IN SELF SW board 7 lever L 3 tension spring LR 6 lever R 5 guide disc 1 special screw 2 6 LEVER SECTION 2 7 SERVO BOARD ...

Page 13: ... damper T 3 damper T 5 Turn loading ring in the direction of the arrow Fig 1 1 tension spring RA 2 arm roller 3 retaing ring RA 4 shaft retainer 5 shaft roller assy retaing ring RA arm arm washer washer shaft retainer shaft retainer 2 9 FLOATING BLOCK ASSY 2 8 SHAFT ROLLER ASSY When installing take note of the positions arm roller and washers Fig 1 ...

Page 14: ...14 CDX L450V 1 P 2x3 5 P 2x3 6 spring feed plate 7 shaft feed assy 2 sled motor assy 3 optical pick up block 4 pick up flexible board 2 10 OPTICAL PICK UP BLOCK ...

Page 15: ... Auto Scan Stop Level Adjustment 2 FM Stereo Separation Adjustment 3 AM Auto Scan Stop Level Adjustment Carrier frequency 98 0 MHz Output level 22 dB 12 6 µV Mode mono Modulation 1 kHz 22 5 kHz deviation 30 TEST MODE This set have the test mode function In the test mode FM Auto Scan Stop Level and AM Auto Scan Stop Level check can be performed easier than it in ordinary procedure Set the Test Mode...

Page 16: ...e stereo Modulation main 1 kHz 33 75 kHz deviation 45 sub 1 kHz 33 75 kHz deviation 45 19 kHz pilot 7 5 kHz deviation 10 L CH stereo separation A B R CH stereo separation C D The separations of both channels should be equal Specification Separation more than 24 dB Adjustment Location FM stereo Level meter Level meter signal generator connection reading dB output channel L CH L CH A B R CH L CH Adj...

Page 17: ...ata output 23 PLL CE O PLL IC chip enable output 24 VDD1 Power supply pin 5 V 25 AVSS Ground 26 ST IND I FM STEREO detection input 27 FUN SEL I Function select input 28 S METER I S meter signal input 29 30 KEY0 1 I A D key input 0 1 31 TELATT I Attenuator signal input 32 DST SEL I Destination select input 33 TEST I Force test mode input 34 AVREF A D converter power supply pin 5 V 35 AVDD A D conve...

Page 18: ...erial clock output 57 RFOK I CD servo IC RFOK signal input 58 X RST O CD DSP IC reset control output 59 ACC IN I Accessory power supply detection input 60 AO O CD servo IC command pallameter discrimination signal output 61 STB O CD servo IC data strobe signal output 62 XEN O CD DSP IC X tal control output 63 L SW I Limit switch detection input 64 PH1 I PH1 detection input Not used in this set ...

Page 19: ...G SW3 DISC IN SW2 SELF SW4 LIMIT SW1 DOWN X1 16 9344MHz OPTICAL PICK UP KSS 720A I V CONV CDL STB A0 X_SO X_SI X_SCK X_RST RFOK XEN D_SW IN_SW SELF_SW L_SW LM _LO LM_ EJ CDM ON XCD_ON R CH TUNER SECTION A 23 24 M M M 1 RESET S901 RESET 2 IC902 U_COM 5V BATT D909 LOUT ROUT PACK TSTB TSI TSCK SI RFOK SO SCK STB AO XTALEN RST RESET A C B D E F PD LD A C B D E F PD LD APC FCS FCS TRK TRK SL SL SP SP L...

Page 20: ...TION A MUTE CONT Q401 402 Q102 MUTE R CH DELAY BATT BATT Q909 BATT D402 Q101 MUTE 22 MUTE 4 STBY 16 AUX IN 11 12 5 3 9 7 POWER AMP IC101 1 9 2 10 CNP501 R CH PJ401 FL FL RL RL 4 12 FR FR 3 11 RR RR 16 B BATT 5 AMP REM 6 8 19 ANT REM GND R CH F901 10A 7 ACC 15 TEST 33 TEST AMP_ON ACC CHECK Q902 32 26 28 17 18 L R Signal path FM AM CD Rch same as L ch ANT REMOTE CONTROL Q911 917 BACK UP CHECK Q903 9...

Page 21: ...E IC551 KEY 0 DATA CLK CE LCD DO LCD CLK LCD CE ILL POWER CONTROLLER Q914 INITIAL RESET D552 SWITCH Q915 ILL B KEY 1 KEY 1 KEY 0 KEY ACK AD ON SIRCS XT2 XT1 X2 48 ILL ON BATT X1 X801 8 38MHz LED501 504 D561 581 LCD BACK LIGHT 62 61 60 COM1 COM2 LCD LCD501 D914 KEY ILLUMINATION 64 63 1 23 25 53 SEG1 SEG52 DATA CLK CE ILL B 57 INH MAIN board tuner unit TU601 DISPLAY board SERVO board IN SELF SW boar...

Page 22: ... A B Line Power voltage is dc 14 4V and fed with regulated dc power supply from ACC and BATT cords Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken with a oscilloscope Voltage variations may be noted due to normal produc tion tolerances Circled numbers refer to waveforms Signal path F FM f AM J CD for print...

Page 23: ...23 23 CDX L450V Page 25 Ref No Location IC1 D 2 IC2 G 2 Q1 B 3 Semiconductor Location ...

Page 24: ...er to page 22 for Note and Waveforms 4 7 SCHEMATIC DIAGRAM CD MECHANISM SECTION Refer to page 30 for IC Block Diagrams Page 27 Note Voltage and waveforms are dc with respect to ground under no signal detuned conditions no mark CD PLAY ...

Page 25: ...917 C 10 D918 C 8 D919 B 10 D920 A 9 D921 A 9 D922 C 10 D923 G 10 D930 I 12 D999 H 13 IC101 B 8 IC401 D 5 IC601 G 4 IC801 I 8 IC902 K 12 Q101 C 3 Q102 C 4 Q201 C 5 Q202 C 4 Q401 D 8 Q402 E 8 Q601 E 3 Q603 I 3 Q604 I 5 Q605 I 3 Q606 I 4 Ref No Location Semiconductor Location Ref No Location Ref No Location Q902 E 11 Q903 F 12 Q904 E 12 Q905 H 11 Q906 H 11 Q907 B 14 Q909 E 11 Q910 F 10 Q911 H 11 Q91...

Page 26: ...B D IC B D Refer to page 22 for Note 4 9 SCHEMATIC DIAGRAM MAIN SECTION 1 2 Refer to page 30 for IC Block Diagrams Page 27 Note Voltage is dc with respect to ground under no signal detuned condition no mark FM AM CD PLAY ...

Page 27: ...4 10 SCHEMATIC DIAGRAM MAIN SECTION 2 2 Refer to page 22 for Note and Waveforms Page 24 Page 26 Page 29 Note Voltage and waveforms are dc with respect to ground under no signal detuned conditions no mark FM AM CD PLAY ...

Page 28: ...ED502 B 11 LED503 B 3 LED504 C 3 D551 B 10 D552 B 10 D553 B 10 D554 B 9 D555 B 1 D561 C 13 D562 B 13 D563 A 13 D564 B 12 Ref No Location Semiconductor Location Ref No Location SIDE B D565 B 12 D566 A 12 D567 C 9 D568 C 10 D569 C 11 D570 C 12 D571 C 4 D572 C 5 D573 C 7 Ref No Location D574 C 8 D575 C 2 D576 B 2 D577 A 2 D578 C 3 D579 C 2 D580 C 1 D581 B 2 Ref No Location ...

Page 29: ...29 29 CDX L450V 4 12 SCHEMATIC DIAGRAM DISPLAY SECTION Refer to page 22 for Note Page 27 Note Voltage is dc with respect to ground under no signal detuned condition no mark FM ...

Page 30: ... D A INTERFACE CIRCUIT OUTPUT PROCESSOR DIGITAL AUDIO INTERFACE DIGITAL PLL TIMING GENERATOR EFM DEMODULATOR ERROR CORRECTION PROCESSOR MICROCOMPUTER INTERFACE CD TEXT DECODER SUB CODE PROCESSOR 16K SRAM D A AUTO GAIN CONTROLLER FD TD SD MD CONTROLLER ADDER SVDRAM MULTIPLIER SVCRAM SVROM ROM DECODER CLV PROCESSOR DEFECT COMPARATOR RFENV MIRENV A D CONVERTER MEMORY PROCESSOR COMPARATOR 1 FWD 2 REV ...

Page 31: ...N L5 L4 L3 R2 R3 R4 VREF R5 L2 L1 R1 LSELO LBASS1 10 13 14 15 16 17 18 LTRE 11 LSB LBASS2 8 RROUT RFOUT 34 33 31 29 32 RFIN ROUT 26 RIN RSELO RBASS1 28 25 24 23 21 RTRE 27 RSB RBASS2 30 2 1 VDD 35 CL 36 CCB INTERFACE CONTROL CIRCUIT LOGIC CIRCUIT CONTROL CIRCUIT LVREF RVREF 22 20 19 ...

Page 32: ...ark 5 1 CHASSIS SECTION R Ref No Part No Description Remark R The components identified by mark 0 or dotted line with mark 0 are critical for safety Replace only with part number specified 1 X 3379 736 1 PANEL ASSY SUB 2 X 3380 594 1 LOCK ASSY S 3 3 224 309 21 COVER 4 1 776 527 11 CORD WITH CONNECTOR ISO POWER 5 3 024 285 01 CUSHION RUBBER 6 3 041 173 11 BRACKET CD 7 3 922 535 11 SCREW BTT 8 A 328...

Page 33: ...53 3 224 606 21 BUTTON RELEASE 54 3 229 774 01 SPRING RELEASE 55 3 224 604 41 BUTTON 56 3 224 601 11 BUTTON EJECT 57 3 224 603 01 BUTTON OFF 58 3 224 600 11 BUTTON 1 6 59 3 224 602 01 BUTTON SOURCE 60 3 227 293 01 SHEET LCD 61 3 224 609 11 PLATE LCD GROUND 62 3 224 610 01 SHEET LCD DIFFUSION 63 X 3381 070 1 HOLDER LCD ASSY 64 3 224 599 01 PANEL FRONT BACK 65 3 226 909 01 SHEET BACK 66 3 229 751 01...

Page 34: ...103 3 040 038 01 SPRING LR TENSION 104 3 040 050 01 LEVER L 105 3 040 022 01 RETAINER ROLLER SHAFT 106 3 040 044 01 ROLLER S 107 3 040 067 01 LEVER R 108 A 3301 980 A SHAFT ROLLER ASSY 109 3 040 037 01 GUIDE DISC 110 3 040 040 01 ARM ROLLER 111 A 3283 212 A SERVO BOARD COMPLETE 112 3 221 779 01 BRACKET MOTOR 113 3 040 034 01 SPRING RA TENSION 114 3 040 042 01 WASHER 115 3 043 880 01 RING RA RETAIN...

Page 35: ...3 040 031 01 DAMPER T 153 3 040 056 01 LEVER D 154 3 040 024 01 RETAINER DISC 155 3 040 053 01 RING LOADING 156 3 040 026 01 SPRING CH TENSION 157 3 040 032 01 SPRING FL COMPRESSION 158 3 040 033 01 SPRING KF1 TENSION 159 A 3307 422 A CHASSIS M COMPLETE ASSY 160 3 040 059 01 SPRING TR TENSION 161 3 040 057 01 LEVER LOCK 162 3 040 058 01 GEAR MDL 163 3 040 052 01 WHEEL U WORM 164 3 040 051 01 LEVER...

Page 36: ...eplace only with part number specified 201 X 3378 480 1 SERVICE ASSY CHASSIS OP including M901 202 3 040 029 01 SPRING SL TORSION 203 3 040 045 01 BASE DRIVING 204 3 040 194 01 GEAR MIDWAY 205 A 3301 983 A SHAFT FEED ASSY 206 1 676 707 11 PICK UP FLEXIBLE BOARD 207 1 677 182 11 MOTOR FLEXIBLE BOARD 208 1 676 708 11 SL SW BOARD 209 3 909 607 01 SCREW 0210 8 820 103 08 PICK UP OPTICAL KSS 720A C N 2...

Page 37: ... D568 8 719 053 09 LED SML 310VTT86 6 D569 8 719 053 09 LED SML 310VTT86 BTM D570 8 719 053 09 LED SML 310VTT86 DSPL D571 8 719 053 09 LED SML 310VTT86 1 D572 8 719 053 09 LED SML 310VTT86 2 D573 8 719 053 09 LED SML 310VTT86 3 REP D574 8 719 053 09 LED SML 310VTT86 4 SHUF D575 8 719 053 09 LED SML 310VTT86 SEL D576 8 719 053 09 LED SML 310VTT86 MODE D577 8 719 053 09 LED SML 310VTT86 SRC SOURCE D...

Page 38: ...16 1 572 704 31 SWITCH KEYBOARD 6 S517 1 572 704 31 SWITCH KEYBOARD 5 S518 1 572 704 31 SWITCH KEYBOARD 4 SHUF S519 1 572 704 31 SWITCH KEYBOARD 3 REP S520 1 572 704 31 SWITCH KEYBOARD 2 S521 1 572 704 31 SWITCH KEYBOARD 1 1 676 709 11 IN SELF SW BOARD SWITCH SW2 1 529 566 31 SWITCH PUSH 1 KEY SELF SW3 1 529 566 31 SWITCH PUSH 1 KEY DISC IN A 3283 107 A MAIN BOARD COMPLETE 3 019 565 01 BRACKET IC ...

Page 39: ...62 964 11 CERAMIC CHIP 0 001uF 10 50V C843 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C844 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C845 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C846 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C848 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C849 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C901 1 126 936 11 ELECT 3300uF 20 16V C902 1 164 156 11 CERAMIC CHIP 0 1uF 25V C904 1 126...

Page 40: ... SRC1203SF Q929 8 729 055 96 TRANSISTOR SRC1203SF RESISTOR R105 1 249 431 11 CARBON 15K 5 1 4W R106 1 249 431 11 CARBON 15K 5 1 4W R107 1 216 841 11 METAL CHIP 47K 5 1 16W R108 1 216 841 11 METAL CHIP 47K 5 1 16W R109 1 216 809 11 METAL CHIP 100 5 1 16W R110 1 216 809 11 METAL CHIP 100 5 1 16W R113 1 216 831 11 METAL CHIP 6 8K 5 1 16W R115 1 216 834 11 METAL CHIP 12K 5 1 16W R205 1 249 431 11 CARB...

Page 41: ... 5 1 4W R928 1 249 404 00 CARBON 82 5 1 4W R929 1 249 404 00 CARBON 82 5 1 4W R930 1 249 395 11 CARBON 15 5 1 4W R931 1 249 427 11 CARBON 6 8K 5 1 4W R932 1 249 421 11 CARBON 2 2K 5 1 4W R933 1 216 821 11 METAL CHIP 1K 5 1 16W R934 1 249 409 11 CARBON 220 5 1 4W SWITCH S901 1 762 638 21 SWITCH TACTILE RESET SW801 1 571 478 11 SWITCH SLIDE FREQUENCY SELECT THERMISTOR TH901 1 809 148 11 THERMISTOR P...

Page 42: ...0 5 1 16W R18 1 216 809 11 METAL CHIP 100 5 1 16W R19 1 216 809 11 METAL CHIP 100 5 1 16W R20 1 216 809 11 METAL CHIP 100 5 1 16W R21 1 216 821 11 METAL CHIP 1K 5 1 16W R22 1 216 821 11 METAL CHIP 1K 5 1 16W R24 1 216 864 11 METAL CHIP 0 5 1 16W R25 1 216 864 11 METAL CHIP 0 5 1 16W R26 1 216 797 11 METAL CHIP 10 5 1 16W R29 1 216 833 11 METAL CHIP 10K 5 1 16W R30 1 216 833 11 METAL CHIP 10K 5 1 1...

Page 43: ...ONNECTIONS 251 3 014 370 21 FRAME FITTING 252 X 3366 405 1 SCREW ASSY EXP FITTING 253 3 224 614 01 COLLAR 254 3 934 325 01 SCREW K 5X8 TP 255 1 465 459 21 ADAPTOR ANTENNA 256 3 030 929 01 SPRING FITTING 257 1 776 527 11 CORD WITH CONNECTOR ISO POWER 252 251 253 255 257 256 254 ...

Page 44: ...44 CDX L450V MEMO ...

Page 45: ... service and inspection check the suffix of the part number of the servo and main boards Discrimination Change to the CD mechanism the SERVO board and the IN SELF SW and SL SW boards are changed as follows ENG 01012 IN SELF SW BOARD Part No Former 1 676 709 11 New 1 683 283 11 SL SW BOARD Part No Former 1 676 708 11 New 1 683 282 11 CDX L450V SERVO BOARD Part No Former 1 680 276 11 New 1 683 949 1...

Page 46: ...NGE OF CD MECHANISM MG 393XA 121 K The CD mechanism is changed as follows Former New CD Drive Mechanism Type MG 393X 121 K MG 393XA 121 K MAIN BOARD Part No Former 1 680 662 11 New 1 683 601 11 MAIN BOARD COMPONENT SIDE ...

Page 47: ...cified indicates tolerance f internal component C panel designation A B Line Power voltage is dc 14 4V and fed with regulated dc power supply from ACC and BATT cords Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken with a oscilloscope Voltage variations may be noted due to normal produc tion tolerances Circ...

Page 48: ...4 4 CDX L450V 1 PRINTED WIRING BOARDS CD MECHANISM SECTION Refer to page 21 of Service Manual for Circuit Boards Location 1 A B C D E F G H I J 2 3 4 5 6 7 8 9 10 11 12 SW1 CN2 ...

Page 49: ... TP71 TP51 TP49 TP52 TP55 TP75 TP53 TP56 TP43 TP58 TP61 TP74 TP68 TP80 TP7 TP62 TP91 TP63 C40 TP66 TP64 TP69 TP72 TP50 TP26 TP3 TP59 TP76 TP18 TP89 TP30 R8 R9 R5 R7 R12 R14 R15 R10 R17 R18 R19 R20 R22 FB6 FB7 FB1 FB2 TP92 FB4 C3 C5 C6 C8 C9 C10 C11 C13 C14 C16 C18 C19 C24 C25 C29 C34 C36 C38 C35 C21 C22 C30 C23 C1 C27 R21 TP47 C15 C20 TP35 TP23 R24 R6 C17 TP82 TP44 Q1 R26 TP34 R25 R3 TP16 TP85 IC1...

Page 50: ...7 TP38 TP39 TP40 TP41 TP42 TP43 TP44 TP45 C35 FB2 CN1 R18 R19 R20 R17 TP66 FB7 FB6 TP62 TP47 TP63 TP48 TP49 TP64 TP50 TP51 TP52 TP68 TP53 TP69 TP54 TP70 TP55 TP71 TP56 TP72 TP57 TP73 TP58 TP74 TP59 TP75 TP60 TP76 TP61 X1 SW3 SW4 CN13 Q1 C18 IC2 FB3 IC1 SW1 TP1 TP5 C44 C40 C1 C5 C3 C6 C15 C16 C24 C38 C36 C25 C29 C34 C45 C27 C41 C22 C21 C30 Refer to page 3 for Note and Waveforms 2 SCHEMATIC DIAGRAM ...

Page 51: ... JW11 JW84 JW55 JW17 JW38 C114 JW93 C203 C103 D913 C904 D903 R927 JW31 D906 C219 JW5 JW64 D923 JW24 R913 JW15 JW20 R401 JW14 CNP501 JW44 C432 JW45 D908 JW35 JW36 JW48 L601 IC101 D401 JW49 C204 C104 R810 JW39 R206 R917 JW16 JW67 C605 CNP802 D916 R811 JW51 JW41 JW83 JW95 D904 D915 C435 R806 JW22 JW56 D402 R931 JW82 JW66 C801 D914 R106 C621 R205 C407 X601 C401 D919 R603 C606 D917 X 8 0 2 JW69 JW19 D9...

Page 52: ...601 R205 CNP501 C633 PJ401 R209 R207 JR101 C407 Q603 C841 C842 Q605 C625 R610 C618 C617 R608 C614 D401 C214 C114 C706 C707 C901 D444 R444 R410 D402 Q101 Q102 Q201 Q202 C203 R404 C115 R115 L601 C635 JW13 C620 R615 JR601 R408 D922 D919 D918 D917 D916 D915 D921 D920 C401 C210 L605 C666 D601 CP601 JR602 C848 R614 D604 R611 L669 TU601 JR610 Q401 Q402 IC101 R620 R622 C650 R621 C651 R623 R628 Q604 Q606 I...

Page 53: ...7 R818 R711 R709 R710 R707 R708 R706 R705 R704 R840 C810 R841 R842 C843 C845 D914 D907 D999 C846 IC902 C915 C844 Q917 R909 JR904 R809 C914 Q907 C849 C806 X801 C804 C803 JR901 IC801 R843 JR903 C909 L701 C701 C702 C703 C704 C847 R801 Q903 Q904 Q902 Q911 Q918 Q929 Q905 Q906 Q909 Q912 S901 Q921 Q914 Q916 R821 C812 CNP801 JR1 5 SCHEMATIC DIAGRAM MAIN SECTION 2 2 Refer to page 3 for Note and Waveforms P...

Page 54: ...1 CERAMIC CHIP 0 0022uF 10 50V C650 1 164 245 11 CERAMIC CHIP 0 015uF 10 25V C651 1 164 245 11 CERAMIC CHIP 0 015uF 10 25V C652 1 164 227 11 CERAMIC CHIP 0 022uF 10 25V C666 1 162 919 11 CERAMIC CHIP 22PF 5 50V C701 1 124 584 00 ELECT 100uF 20 10V C702 1 124 584 00 ELECT 100uF 20 10V C703 1 124 584 00 ELECT 100uF 20 10V C704 1 124 584 00 ELECT 100uF 20 10V C706 1 162 964 11 CERAMIC CHIP 0 001uF 10...

Page 55: ... 1 16W R603 1 249 407 11 CARBON 150 5 1 4W R604 1 216 821 11 METAL CHIP 1K 5 1 16W R605 1 216 841 11 METAL CHIP 47K 5 1 16W R606 1 216 841 11 METAL CHIP 47K 5 1 16W R607 1 216 827 11 METAL CHIP 3 3K 5 1 16W R608 1 216 833 11 METAL CHIP 10K 5 1 16W R609 1 216 809 11 METAL CHIP 100 5 1 16W R610 1 216 809 11 METAL CHIP 100 5 1 16W R611 1 216 826 11 METAL CHIP 2 7K 5 1 16W R612 1 216 833 11 METAL CHIP...

Page 56: ...26 11 CERAMIC CHIP 0 1uF 10 16V C9 1 162 924 11 CERAMIC CHIP 56PF 5 50V C10 1 162 924 11 CERAMIC CHIP 56PF 5 50V C11 1 162 909 11 CERAMIC CHIP 4PF 0 25PF 50V C13 1 162 916 11 CERAMIC CHIP 12PF 5 50V C14 1 125 837 11 CERAMIC CHIP 1uF 10 6 3V C15 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C16 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C17 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C18 1 162 966 11 CERAMIC CH...

Page 57: ... 100 5 1 16W R18 1 216 809 11 METAL CHIP 100 5 1 16W R19 1 216 809 11 METAL CHIP 100 5 1 16W R20 1 216 809 11 METAL CHIP 100 5 1 16W R21 1 216 821 11 METAL CHIP 1K 5 1 16W R22 1 216 821 11 METAL CHIP 1K 5 1 16W R24 1 216 864 11 METAL CHIP 0 5 1 16W R25 1 216 864 11 METAL CHIP 0 5 1 16W R26 1 216 797 11 METAL CHIP 10 5 1 16W R29 1 216 833 11 METAL CHIP 10K 5 1 16W R30 1 216 833 11 METAL CHIP 10K 5 ...

Page 58: ...inal one Color Indication of Appearance Parts Example KNOB BALANCE WHITE RED Parts Color Cabinet s Color 7 1 CHASSIS SECTION The components identified by mark 0 or dotted line with mark 0 are critical for safety Replace only with part number specified R R DIFFERENCE OF PARTS LIST Ref No Former New 8 11 TU601 Part No Description Remark A 3283 236 A MAIN BOARD COMPLETE 1 683 602 11 SPEAKER BOARD A 3...

Page 59: ...22 01 RETAINER ROLLER SHAFT 106 3 040 044 01 ROLLER S 107 3 040 067 01 LEVER R 108 A 3301 980 A SHAFT ROLLER ASSY 109 3 040 037 01 GUIDE DISC 110 3 040 040 02 ARM ROLLER 111 A 3283 233 A SERVO BOARD COMPLETE 112 3 221 779 01 BRACKET MOTOR 113 3 040 034 01 SPRING RA TENSION 114 3 040 042 01 WASHER 115 3 043 880 01 RING RA RETAINING 116 3 044 206 11 SCREW SPECIAL 117 1 683 284 11 FLEXIBLE BOARD M903...

Page 60: ...01 ARM CHUCKING 152 3 040 031 01 DAMPER T 153 3 040 056 01 LEVER D 154 3 040 024 01 RETAINER DISC 155 3 040 054 01 WHEEL LW WORM 156 3 040 026 01 SPRING CH TENSION 157 3 040 032 01 SPRING FL COMPRESSION 158 3 040 033 01 SPRING KF1 TENSION 159 A 3307 422 A CHASSIS M COMPLETE ASSY 160 3 040 059 01 SPRING TR TENSION 161 3 040 057 01 LEVER LOCK 162 3 040 058 01 GEAR MDL 163 3 040 052 01 WHEEL U WORM 1...

Page 61: ... 201 X 3378 480 1 CHASSIS OP ASSY including M901 202 3 040 029 01 SPRING SL TORSION 203 3 040 045 01 BASE DRIVING 204 3 040 194 01 GEAR MIDWAY 205 A 3301 983 A SHAFT FEED ASSY 206 3 040 030 01 SPRING FEED PLATE 207 1 823 641 11 CABLE FLEXIBLE FLAT 6 CORE 208 1 683 282 11 SL SW BOARD 209 3 909 607 01 SCREW 0210 8 820 103 11 PICK UP OPTICAL KSS 720A C RP M902 A 3301 985 A MOTOR ASSY SLED SLED 5 7 62...

Page 62: ... 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 1 2001 11 Change of Servo and Main Boards Change of CD Mechanism ENG 01012 1 0 2001 08 New ...

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