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– 33 –

MG-310-153 

TU700  

14

5

8

12 

12 

12 

11

10 

F901 

13

6

SECTION 4

EXPLODED VIEWS

NOTE:

• The mechanical parts with no reference

number in the exploded views are not supplied.

• Items marked “*” are not stocked since

they are seldom required for routine service.
Some delay should be anticipated
when ordering these items.

• -XX and -X mean standardized parts, so

they may have some difference from the
original one.

• Color Indication of Appearance Parts

Example :

KNOB, BALANCE (WHITE) ... (RED)

Parts Color  Cabinet’s Color

• Accessories and packing materials are

given in the last of this parts list.

The components identified by
mark 

!

 or dotted line with mark.

!

 are critical for safety.

Replace only with part number
specified.

Ref. No.

Part No.

Description

Remark

4-1. CHASSIS SECTION

N

N

Ref. No.

Part No.

Description

Remark

*

1

3-034-437-01 COVER

2

3-376-464-11 SCREW (+PTT 2.6X6), GROUND POINT

*

3

A-3294-665-A MAIN BOARD, COMPLETE

*

4

3-034-438-01 BRACKET (IC)

*

5

3-034-441-01 HEAT SINK

6

7-685-793-09 SCREW +PTT 2.6X8 (S)

7

X-3377-240-1 PANEL ASSY, SUB

*

8

3-034-436-01 CHASSIS

*

9

3-034-455-02 SHEET (INSULATING)

10

1-776-207-31 CORD (WITH CONNECTOR) (POWER)

11

X-3367-636-1 LOCK ASSY

12

7-685-792-09 SCREW +PTT 2.6X6 (S)

13

7-621-772-10 SCREW +B 2X4

14

3-355-209-01 PLATE (B), GROUND

F901

1-532-877-11 FUSE (BLADE TYPE) (AUTO FUSE) 10A

TU700

A-3220-689-A TUNER UNIT (TUX-010/2(E))

Summary of Contents for CDX-3700

Page 1: ... 9 kHz 10 kHz switchable 531 1 602 kHz at 9 kHz step 530 1 710 kHz at 10 kHz step Aerial terminal External aerial 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 40 W 4 at 4 ohms General Outputs Line output Power amplifier control lead Power aerial...

Page 2: ...at NOTES ON HANDLING THE OPTICAL PICK UP BLOCK OR BASE UNIT The laser diode in the optical pick up block may suffer electrostatic 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 matter which is included in the repair parts The...

Page 3: ... 3 SECTION 1 GENERAL This section is extracted from instruction manual ...

Page 4: ... 4 ...

Page 5: ... 5 ...

Page 6: ... 6 ...

Page 7: ... 7 ...

Page 8: ... 8 1 button release 2 front panel assy 1 claw 2 claw 3 claws 4 cover SECTION 2 DISASSEMBLY Note Follow the disassembly procedure in the numerical order given 2 1 COVER 2 2 FRONT PANEL ASSY ...

Page 9: ...oint screws PTT 2 6x6 2 PTT 2 6x6 5 sub panel assy main sub assy sheet insulating 6 PTT 2 6x8 1 PTT 2 6x6 9 button 6 key 0 button AMS button EJECT button spring release button source 8 KEY board 3 claws 5 claws 6 claws 2 P 2x10 1 P 2x10 7 back panel 4 claws 2 3 KEY BOARD 2 4 MAIN SUB ASSY ...

Page 10: ... 10 1 PTT 2 6x8 2 PTT 2 6x8 3 PTT 2 6x8 4 heat sink 1 PTT 2 6x8 4 CNJ103 5 CNJ102 6 CN600 7 CD mechanism block 3 claw 2 claw 2 5 CD MECHANISM BLOCK 2 6 HEAT SINK ...

Page 11: ...crews P 2x2 5 2 chassis R block assy 4 tension spring FL 6 7 8 9 0 floating block assy 4 tension spring SPM 5 tension spring angle 2 washer M 3 lever LE L 1 tension spring lever D 2 7 CHASSIS R BLOCK ASSY 2 8 FLOATING BLOCK ASSY ...

Page 12: ... 12 1 spring roller 2 spring roller 7 roller arm assy 3 4 5 6 1 gear worm wheel 2 shaft sled guide 3 optical pick up block claw 2 9 ROLLER ARM ASSY 2 10 OPTICAL PICK UP BLOCK ...

Page 13: ...put 22 RST O DSP reset signal output L active 23 FOUT O Loading motor control output Forward direction 24 ROUT O Loading motor control output Reverse direction 25 CD ON O CD power control output 26 PW ON O System power control output 27 LIMSW I LIMIT switch input L active 28 FLAG I Data input for error correction result read in 29 SENS I SENS signal input 30 FLOCK I Focus servo pulling signal inpu...

Page 14: ...ut 64 BLKCK I Sub code block clock signal input interruption 65 SW2 I Switch 2 input L active 66 FCLK I Latch input for error correction result read in interruption 67 VSS0 Ground 68 VDD1 Power supply pin 5 V 69 X2 Main system clock output 5 MHz 70 X1 Main system clock input 5 MHz 71 VPP Internal connection 72 XT2 Sub system clock output 32 768 kHz 73 XT1 Sub system clock input 32 768 kHz 74 VDD0 ...

Page 15: ...KING PD 25 ECS M ACC BATT CHECK Q507 BATT CHECK Q510 18 17 16 20 21 11 36 37 38 4 15 12 14 60 13 12 11 80 62 38 6 75 76 77 17 5 6 13 20 18 19 21 9 10 8 AMDET 1 AM 2 FM ILL ON RESET CKO SO KEYIN0 KEYIN1 AVREFO KEYACK AD ON DSTSEL1 CE INH L OUT R OUT VCO FM AM XTAL IN IFC O SEEK RE LO DX VT FM AM POWER CONTROL Q702 POWER CONTROL Q703 POWER CONTROL Q701 POWER CONTROL Q704 705 POWER CONTROL Q505 506 P...

Page 16: ... D517 B 12 D518 C 12 D519 B 2 D550 C 4 D551 B 4 D552 C 4 D600 K 10 D601 K 11 D602 J 12 IC101 G 7 IC102 G 5 IC103 J 4 IC400 D 5 IC500 B 6 IC600 H 11 IC601 I 9 IC700 D 3 Q101 F 4 Q401 B 3 Q402 C 5 Q403 C 6 Q501 D 11 Q502 D 11 Q503 F 13 Q504 G 12 Q505 C 11 Q506 C 13 Q507 D 12 Q508 C 7 Q509 E 11 Q510 E 12 Q511 E 10 Q512 C 8 Q513 A 8 Q514 C 8 Q515 D 7 Q516 B 3 Q517 F 11 Q550 B 3 Q551 B 4 Q601 J 12 Q701...

Page 17: ...BLK YEL RED BLU BLU WHT GRY BLK VIO VIO BLK GRN GRN BLK WHT WHT GRN GRY AMP REM FRONT R CH REAR R CH REAR L CH FRONT L CH S602 FREQUENCY SELECT FM50k AM9k FM200k AM10k S600 RESET 19 20 CDX 3700 Page 30 ...

Page 18: ...m ACC and BATT cords Voltage and waveforms are dc with respect to ground under no signal conditions no mark CD PLAY Voltages are taken with aVOM 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 J CD Not...

Page 19: ...l designation U B Line Power voltage is dc 14 4V and fed with regulated dc power supply from ACC and BATT cords Voltage is dc with respect to ground under no signal detuned condition no mark FM CD PLAY Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Signal path F FM f AM J CD 3 5 SCHEMATIC DIAGRAM MAIN SECTION 2 3 Refer to pag...

Page 20: ...U B Line 3 6 SCHEMATIC DIAGRAM MAIN SECTION 3 3 Refer to page 32 for IC Block Diagrams Power voltage is dc 14 4V and fed with regulated dc power supply from ACC and BATT cords Voltage is dc with respect to ground under no signal detuned condition no mark FM AM CD PLAY Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Signal path...

Page 21: ...rwise specified indicates tolerance C panel designation U B Line 3 7 SCHEMATIC DIAGRAM DISPLAY SECTION Page 26 Power voltage is dc 14 4V and fed with regulated dc power supply from ACC and BATT cords Voltage is dc with respect to ground under no signal detuned condition no mark FM Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerance...

Page 22: ...ing The other layer s patterns are not indicated Caution Pattern face side Parts on the pattern face side seen from the Side B pattern face are indicated Parts face side Parts on the parts face side seen from the Side A parts face are indicated 3 8 PRINTED WIRING BOARD DISPLAY SECTION Page 19 ...

Page 23: ...EA CSBRT ARF CAGC RFI RFO LD LPD VCC PDB PDA 15 PDF PDE VREF F BAL T BAL TE CCRS TE BPF ENV V DET OFFR CROSS NRF DET FE REV FWD OUT B OUT A MUTE LEVEL SHIFT LEVEL SHIFT LEVEL SHIFT LEVEL SHIFT VCC LOADING DRIVER 24 23 22 21 20 19 18 17 16 15 4 5 6 7 8 9 10 11 12 13 14 2 1 3 27 28 26 25 REV OPIN4 OPIN4 OPOUT4 OPIN3 OPIN3 OPOUT3 MUTE BIAS GND VO3 VO3 VO4 VO4 FWD OPIN1 OPIN1 OPOUT1 OPIN2 OPIN2 OPOUT2...

Page 24: ...EF LROUT LFOUT LFIN LSB2 LSB1 NC NC LSIN LTOUT LT3 LT2 LT1 LCOM LVRIN OSCILLATOR SERIAL INTERFACE REFERENCE DIVIDER PHASE COMPARATOR REGULATED POWER SUPPLY REF ON OFF 18 BIT 22 BIT 18 BIT 40BIT SHIFT REGISTER 12 BIT PROGRAMMABLE COUNTER I O PORT OUTPUT PORT 20 BIT IF COUNTER 4 BIT SWALLOW COUNTER PRESCALER AMP AMP AMP SELECT SELECT 24 XI 23 A GND 22 REG 21 VCC 20 AM CP 19 VT 18 FM CP 17 D GND 16 A...

Page 25: ...the last of this parts list The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified Ref No Part No Description Remark 4 1 CHASSIS SECTION N N Ref No Part No Description Remark 1 3 034 437 01 COVER 2 3 376 464 11 SCREW PTT 2 6X6 GROUND POINT 3 A 3294 665 A MAIN BOARD COMPLETE 4 3 034 438 01 BRACKET IC 5 3 034 441 01 HEAT SINK 6 7 68...

Page 26: ...D GROUND 53 3 034 454 01 SHEET LCD 54 3 034 453 01 SHEET DIFFUSION 55 X 3377 104 1 HOLDER LCD ASSY 56 7 685 106 19 SCREW P 2X10 TYPE2 NON SLIT 57 3 034 444 11 BUTTON SOURCE 58 3 034 450 01 BUTTON 59 3 034 443 01 BUTTON 6 KEY 60 3 034 451 01 BUTTON AMS 61 3 034 445 01 BUTTON EJECT 62 X 3377 537 1 PANEL ASSY FRONT 63 3 035 312 01 BUTTON RELEASE 64 3 008 667 01 SPRING RELEASE LCD800 1 803 526 11 DISP...

Page 27: ...CREW M2X4 0 105 3 032 356 01 SPRING LEVER DL R COIL 106 A 3301 691 A CHASSIS R BLOCK ASSY 107 3 033 806 01 SCREW M2X2 5 108 3 032 355 01 SPRING LEVER D TENSION 109 3 032 351 01 SPRING FL TENSION 110 3 032 352 01 SPRING ANGLE TENSION 111 A 3301 687 A CHASSIS M BLOCK ASSY 112 1 670 827 11 SW BOARD 113 3 033 807 01 SCREW M2X3 0 114 3 032 359 01 SPRING ROLLER 115 X 3376 721 1 ARM ROLLER ASSY 116 3 322...

Page 28: ...EJ2 154 3 032 353 01 SPRING CH TENSION 155 3 033 803 01 SCREW M1 7X2 5 156 X 3376 720 1 CHASSIS OP ASSY 157 3 032 373 01 SPRING SPM TENSION 158 X 3376 724 1 LEVER WORM WHEEL ASSY 159 3 032 355 01 SPRING LEVER D TENSION 160 1 670 828 11 MOTOR BOARD 161 3 033 807 01 SCREW M2X3 0 162 3 032 341 01 BRACKET SL MOTOR 163 1 251 809 11 PICK UP OPTICAL 164 3 032 345 01 RACK FEED 165 3 033 804 01 SCREW PTP 1...

Page 29: ...SW807 1 762 619 21 SWITCH KEY BOARD WITH LED SEEK AMS LSW808 1 762 619 21 SWITCH KEY BOARD WITH LED SEEK AMS 0 LSW809 1 762 619 21 SWITCH KEY BOARD WITH LED SENS BTM LSW810 1 762 619 21 SWITCH KEY BOARD WITH LED LOUD LSW811 1 762 619 21 SWITCH KEY BOARD WITH LED 6 LSW812 1 762 619 21 SWITCH KEY BOARD WITH LED ATT LSW813 1 762 619 21 SWITCH KEY BOARD WITH LED DSPL LSW814 1 762 619 21 SWITCH KEY BOA...

Page 30: ...6 11 CERAMIC CHIP 0 1uF 10 16V C403 1 109 982 11 CERAMIC CHIP 1uF 10 10V C404 1 109 982 11 CERAMIC CHIP 1uF 10 10V C405 1 109 982 11 CERAMIC CHIP 1uF 10 10V C406 1 162 967 11 CERAMIC CHIP 0 0033uF 10 50V C407 1 164 227 11 CERAMIC CHIP 0 022uF 10 25V C408 1 109 982 11 CERAMIC CHIP 1uF 10 10V C409 1 164 492 11 CERAMIC CHIP 0 15uF 10 16V C410 1 164 492 11 CERAMIC CHIP 0 15uF 10 16V C411 1 109 982 11 ...

Page 31: ... 25V C734 1 162 927 11 CERAMIC CHIP 100PF 5 50V C735 1 162 927 11 CERAMIC CHIP 100PF 5 50V C736 1 165 176 11 CERAMIC CHIP 0 047uF 10 16V C737 1 162 968 11 CERAMIC CHIP 0 0047uF 10 50V C738 1 165 176 11 CERAMIC CHIP 0 047uF 10 16V C739 1 115 565 11 CERAMIC CHIP 2 2uF 10 10V C740 1 162 927 11 CERAMIC CHIP 100PF 5 50V C741 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C742 1 124 779 00 ELECT CHIP 10uF 20 1...

Page 32: ...W R116 1 216 847 11 METAL CHIP 150K 5 1 16W R117 1 216 839 11 METAL CHIP 33K 5 1 16W R119 1 216 817 11 METAL CHIP 470 5 1 16W R120 1 216 845 11 RES CHIP 100K 5 1 16W R121 1 216 001 00 METAL CHIP 10 5 1 10W R122 1 216 836 11 METAL CHIP 18K 5 1 16W R123 1 216 840 11 METAL CHIP 39K 5 1 16W R124 1 216 848 11 METAL CHIP 180K 5 1 16W R125 1 216 849 11 METAL CHIP 220K 5 1 16W R126 1 216 001 00 METAL CHIP...

Page 33: ...8 1 216 833 11 RES CHIP 10K 5 1 16W R619 1 216 821 11 RES CHIP 1K 5 1 16W R620 1 216 864 11 SHORT 0 R621 1 216 845 11 RES CHIP 100K 5 1 16W R622 1 216 845 11 RES CHIP 100K 5 1 16W R623 1 216 845 11 RES CHIP 100K 5 1 16W R625 1 216 845 11 RES CHIP 100K 5 1 16W R627 1 216 864 11 SHORT 0 R628 1 216 845 11 RES CHIP 100K 5 1 16W R629 1 216 845 11 RES CHIP 100K 5 1 16W R630 1 216 821 11 RES CHIP 1K 5 1 ...

Page 34: ... 11 PICK UP OPTICAL 168 1 673 761 11 MOTOR FLEXIBLE BOARD F901 1 532 877 11 FUSE BLADE TYPE AUTO FUSE 10A M101 A 3301 696 A MOTOR ASSY SPINDLE SPINDLE M102 X 3377 704 1 MOTOR ASSY SLED SLED M103 A 3301 690 A MOTOR ASSY LOADING LOADING ACCESSORIES PACKING MATERIALS 3 866 876 11 MANUAL INSTRUCTION ENGLISH SPANISH TRADITIONAL CHINESE 3 866 877 11 MANUAL INSTRUCTION INSTALL ENGLISH SPANISH TRADITIONAL...

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