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SERVICE MANUAL

Sony Corporation

eVehicle Division
Published by Sony Techno Create Corporation

US Model

CDX-GT32W/GT320

Canadian Model

CDX-GT32W

E Model

CDX-GT370/GT370S

9-887-798-01

2007G04-1
© 2007. 07

Ver. 1.0 2007. 07

SPECIFICATIONS

CD player section

Signal-to-noise ratio

120 dB

Frequency response

10 – 20,000 Hz

Wow and flutter

Below measurable limit

Tuner section
FM

Tuning range

CDX-GT32W/GT320:
87.5 – 107.9 MHz
CDX-GT370/GT370S:
87.5 – 108.0 MHz (at 50 kHz step)
87.5 – 107.9 MHz (at 200 kHz step)

FM tuning interval

CDX-GT370/GT370S:
50 kHz/200 kHz switchable

Antenna terminal

External antenna connector

Intermediate frequency 10.7 MHz/450 kHz
Usable sensitivity

9 dBf

Selectivity

75 dB at 400 kHz

Signal-to-noise ratio

67 dB (stereo), 69 dB (mono)

Harmonic distortion at 1 kHz

0.5% (stereo), 0.3% (mono)

Separation

35 dB at 1 kHz

Frequency response

30 – 15,000 Hz

AM (CDX-GT32W/GT320)

Tuning range

530 – 1,710 kHz

Antenna terminal

External antenna connector

Intermediate frequency 10.7 MHz/450 kHz
Sensitivity

30 µV

MW (CDX-GT370/GT370S)

Tuning range

531 – 1,602 kHz (at 9 kHz step)
530 – 1,710 kHz (at 10 kHz step)

MW tuning interval

9 kHz/10 kHz switchable

Antenna terminal

External antenna connector

Intermediate frequency 10.7 MHz/450 kHz
Sensitivity

30 µV

• The tuner and CD sections have no adjustments.

Model Name Using Similar Mechanism

CDX-GT22W/GT120/GT220

CD Drive Mechanism Type MG-101TC-188//C

Optical Pick-up Name

DAX-25A

– Continued on next page –

AUDIO POWER SPECIFICATIONS (CDX-GT32W/GT320)

POWER OUTPUT AND TOTAL HARMONIC DISTORTION
23.2 watts per channel minimum continuous average power into
4 ohms, 4 channels driven from 20 Hz to 20 kHz with no more
than 5% total harmonic distortion.

(Photo: CDX-GT370)

CDX-GT32W/GT320/

GT370/GT370S

FM/AM COMPACT DISC PLAYER

CDX-GT32W/GT320

FM/MW/SW COMPACT DISC PLAYER

CDX-GT370/GT370S

Содержание CDX-GT32W - Fm/am Compact Disc Player

Страница 1: ...35 dB at 1 kHz Frequency response 30 15 000 Hz AM CDX GT32W GT320 Tuning range 530 1 710 kHz Antenna terminal External antenna connector Intermediate frequency 10 7 MHz 450 kHz Sensitivity 30 µV MW CDX GT370 GT370S Tuning range 531 1 602 kHz at 9 kHz step 530 1 710 kHz at 10 kHz step MW tuning interval 9 kHz 10 kHz switchable Antenna terminal External antenna connector Intermediate frequency 10 7 ...

Страница 2: ...Hz Antenna terminal External antenna connector Intermediate frequency 10 7 MHz 450 kHz Sensitivity 30 µV Power amplifier section Outputs Speaker outputs sure seal connectors Speaker impedance 4 8 ohms Maximum power output 52 W 4 at 4 ohms General Output Audio outputs terminal CDX GT32W GT320 Front Sub Rear switchable CDX GT370 GT370S Sub Rear switchable Power antenna aerial relay control terminal ...

Страница 3: ... TEXT and CD R CD RW MP3 WMA files Type of discs Label on the disc CD DA MP3 WMA TABLE OF CONTENTS 1 SERVICE NOTE 4 2 GENERAL Location of Controls CDX GT32W GT320 5 Connections CDX GT32W GT320 5 Location of Controls CDX GT370 GT370S 7 Connections CDX GT370 GT370S 7 3 DISASSEMBLY 3 1 Sub Panel Assy 10 3 2 CD Mechanism Block 10 3 3 Main Board 11 3 4 Servo Board 11 3 5 Chassis T Sub Assy 12 3 6 Rolle...

Страница 4: ...RVO board CN2 with the extension cable Part No J 2502 076 1 NOTE FOR REPLACEMENT OF THE SERVO BOARD When repairing the complete SERVO board A 1201 631 A should be replaced since any parts in the SERVO board cannot be repaired NOTE FOR REPLACEMENT OF THE AUX JACK J901 To replace the AUX jack requires alignment 1 Insert the AUX jack into the KEY board 2 Place the KEY board on the front panel 3 Solde...

Страница 5: ... pause playback of a CD on this unit To cancel press again Radio To receive stored stations press store stations press and hold P Receptor for the card remote commander CDX GT320 GT32W GT220 GT22W only The following buttons on the card remote commander have also different buttons functions from the unit Remove the insulation film before use page 5 CDX GT320 GT32W only qj buttons To control CD radi...

Страница 6: ...t autre système risque d endommager l appareil 4 À la borne 12 V qui est alimentée quand la clé de contact est sur la position accessoires Remarques S il n y a pas de position accessoires raccordez la borne d alimentation batterie 12 V qui est alimentée en permanence Raccordez d abord le câble de mise à la masse noir à un point métallique du véhicule Si votre voiture est équipée d une antenne FM A...

Страница 7: ...tons To receive stored stations press store stations press and hold In the case of a CD MD changer being connected when SOURCE is pressed the connected device MD will appear in the display depending on which device is connected Furthermore if MODE is pressed you can switch the changer CDX GT370S GT370 only Note If the unit is turned off and the display disappears it cannot be operated with the car...

Страница 8: ...peakers Connecting active speakers with built in amplifiers to the speaker terminals may damage the unit To avoid a malfunction do not use the built in speaker leads installed in your car if the unit shares a common negative lead for the right and left speakers Do not connect the unit s speaker leads to each other Note on connection If speaker and amplifier are not connected correctly FAILURE appe...

Страница 9: ...3 1 SUB PANEL ASSY Page 10 3 2 CD MECHANISM BLOCK Page 10 SET 3 3 MAIN BOARD Page 11 3 5 CHASSIS T SUB ASSY Page 12 3 6 ROLLER ARM ASSY Page 12 3 7 CHASSIS OP ASSY Page 13 3 8 CHUCKING ARM SUB ASSY Page 13 3 9 SLED MOTOR ASSY Page 14 3 10 OPTICAL PICK UP SECTION Page 15 3 11 OPTICAL PICK UP Page 15 3 4 SERVO BOARD Page 11 ...

Страница 10: ...K Note Follow the disassembly procedure in the numerical order given 3 1 SUB PANEL ASSY 2 two claws 3 two claws 4 sub panel assy 1 two screws PTT 2 6 6 4 CNP301 3 1 screw PTT 2 6 6 2 screw PTT 2 6 6 5 two screws PTT 2 6 4 6 bracket CD 7 CD mechanism block ...

Страница 11: ...point screws PTT 2 6 6 8 screw PTT 2 6 10 9 heat sink 4 screw PTT 2 6 10 5 two screws P 2 6 8 7 screw P 2 6 10 6 two screws PTT 2 6 10 5 SERVO board SERVO board claw claw 3 toothed lock screw M 1 7 2 5 2 toothed lock screw M 1 7 2 5 1 Remove the eleven solders GRY YEL BLE ORG RED BLK RED WHT BLK RED WHT 4 optical pick up 16 core CN1 ...

Страница 12: ...320 GT370 GT370S 3 6 ROLLER ARM ASSY 3 5 CHASSIS T SUB ASSY 4 chassis T sub assy 3 claw 1 two precision screws P 1 7 2 2 2 two precision screws P 1 7 2 2 3 washer 4 gear RA1 5 roller arm assy 1 spring RAL 2 spring RAR ...

Страница 13: ...oil spring damper green 6 chassis OP assy 5 1 tension spring KF 2 gear LE1 3 lever D 4 slider R 3 8 CHUCKING ARM SUB ASSY 3 chucking arm sub assy 2 1 spring Note Have this portion receive the chassis Note Have this portion receive the chassis Note Be careful not to touch the turn table ...

Страница 14: ...d stand turn table 2 three serration screws M 2 3 three serration screws M 2 3 Note Place the stand with care not to touch the turn table Note Never remove these parts since they were adjusted Note for Assembly Note Take care to prevent the chassis from being bent when tightening the three machine screws ...

Страница 15: ...up section There is space at the end of the leaf spring sub guide to avoid contact with the slide 1 pan tapping screw M 1 4 2 5 2 leaf spring sub guide 3 leaf spring OP 5 optical pick up 4 lead screw assy Notes for Assembly Prevent the end of the leaf spring sub guide from being in contact with the OP slide base Prevent the end of the leaf spring sub guide from being in contact with the OP slide b...

Страница 16: ...s during the number of connected units display mode 4 4 Operating hours display mode Reset count display OFFSET FAILURE error display CD error information display Operating hours display Number of connected units display Reset count by watchdog timer display 0 1 X X 0 2 X X 0 3 1 X X X 0 4 X X X X 0 5 1 X X 0 6 1 X X X X X Reset count in hexadecimal format Diag code 01 Reset count 0 1 X X Reset co...

Страница 17: ...D error info history 3 Disc type plus operating hours display CD error info history 3 Error description plus error details display CD error info history 2 Disc type plus operating hours display CD error info history 2 Error description plus error details display CD error info history 1 latest Disc type plus operating hours display 0 5 1 X X X X X 0 5 2 X X 0 5 2 X X X X X 0 5 3 X X 0 5 3 X X X X X...

Страница 18: ...18 CDX GT32W GT320 GT370 GT370S MEMO ...

Страница 19: ... TU VDD TU 5V 15 E2P VDD AUDIO 8 3V TU 5V B U 3 3V 12 TU ATT 25 EEP_CKO 24 EEP_SIO L CH R CH J901 AUX 5 3 OUT FL OUT FL 9 7 OUT RL OUT RL 27 R CH ANT REM 35 VP BATT 20 VP1 6 VP2 30 AUDIO 8 3V 31 33 SERVO 3 3V MECHA 6V 34 PANEL B TU 5V 26 24 OUT FR OUT RR R CH R CH 21 22 SUBOUT L SUBOUT R 28 MUTE 4 SCL AUDIO 8 3V SERVO 3 3V MECHA 6V PANEL B 2 SDA 16 BEEP 22 STB 25 DIAG AUDIO 8 3V 7 10 12 11 16 1 9 ...

Страница 20: ...refer to waveforms Signal path J CD PLAY F FM f AM L BUS g AUX 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 Note The components identi fied by mark 0 or dotted line with mark 0 are criti cal for safety Replace only with part number specified Note Le...

Страница 21: ... R574 R575 IC681 D479 D503 R542 R547 JC510 C550 R631 C601 TU1 X502 X501 D757 D760 D601 D758 D754 D755 D756 D762 S502 L601 CNP301 CN601 X501 D753 D752 D751 CN701 JW63 JW62 JW119 JW67 JW89 JW102 JW22 JW42 JW3 JW65 JW82 JW51 JW94 JW93 JW18 JW111 JW133 JW54 JW24 JW23 JW25 JW39 JW1 JW2 JW31 JW26 JW9 JW17 JW50 JW56 JW99 JW45 JW115 JW117 JW109 JW141 JW27 C441 C431 C451 C461 C401 C754 C407 C406 C4 C5 C631...

Страница 22: ...51 C441 C461 R451 R461 R432 R452 R442 R462 R1 R4 R8 R9 R401 R332 R333 C481 C471 R481 R471 R482 R472 C7 C8 C12 C5 R5 C404 C405 C407 C401 C412 C434 C444 C331 C330 J1 Q1 Q451 Q461 Q481 Q471 R412 J330 TU1 R2 R3 R12 R13 FB1 D1 IC401 R431 R441 Q431 Q441 5 4 SCHEMATIC DIAGRAM MAIN SECTION 1 4 Refer to page 28 for IC Block Diagrams Page 24 Page 23 Page 25 ...

Страница 23: ...ock Diagrams IC B D C479 C602 C618 C617 C432 C452 C442 C462 C755 C751 JC753 C771 C769 C764 C765 C750 JC754 JC755 C775 C774 C435 C455 C445 C465 JW111 C601 R479 C753 R752 C758 C754 C756 Q478 Q479 D601 C776 CN601 FU601 C763 C770 D479 D751 D752 D753 D754 D755 D756 D757 D758 D759 D760 D761 D762 D617 L601 IC750 Page 22 Page 25 Page 24 ...

Страница 24: ...0 JW144 R542 R547 R756 R503 R502 R533 R531 R517 R558 R553 R556 R519 R566 R539 R675 R676 R546 C305 C308 C302 C301 R528 R529 R672 R555 R554 C511 R509 R507 R537 C503 R512 R511 C512 R567 C514 R561 R543 JC504 C523 R663 R661 R522 R521 R662 R664 Q664 R302 R301 CNP301 X501 D510 X502 IC501 R575 R574 R526 R524 R677 D503 D512 D502 R679 5 6 SCHEMATIC DIAGRAM MAIN SECTION 3 4 Refer to page 20 for Waveforms Ref...

Страница 25: ...3 R632 R631 R634 R583 R582 C623 C683 JW134 JW41 JW116 JW36 JW37 JW43 JW47 CN701 R153 R151 R152 C155 C154 R155 JW140 C622 R584 C631 C519 C581 R580 R587 R581 R590 R591 R601 C151 C152 C153 C582 C682 C681 L151 R154 D583 R588 IC580 C580 IC602 Q631 Q587 Q586 CN580 S702 FB604 IC681 D719 D704 D153 D582 D584 D580 D581 TH580 Q580 Page 22 Page 23 Page 24 Page 27 ...

Страница 26: ...49 R912 R911 R914 R952 R950 D991 D994 R951 IC901 R910 CN901 R971 Q931 R934 R942 R941 R992 R953 R954 R915 D903 J901 RE901 A MAIN BOARD CN701 OFF EQ3 LSW901 LSW904 m SEEK M SEEK LSW903 DSPL SCRL LED951 953 RING ILLUMINATION 3 REP 4 SHUF LSW909 LSW908 LSW907 LSW905 BTM CAT GT32W GT320 GT370 GT370S BTM 2 ALBUM LSW906 1 ALBUM 5 6 PAUSE LSW911 LSW910 1 874 380 1 874 380 11 11 11 11 PUSH SELECT VOLUME RE...

Страница 27: ...D993 R977 R979 R978 FB903 S901 S902 S903 S904 C971 C981 C986 R984 R985 R986 C984 C983 R987 LED951 LED952 LED953 LED945 LED944 LED941 LED943 LED942 IC901 Q931 Q932 LSW901 2 2 LSW902 2 2 LSW903 2 2 LSW904 2 2 LSW905 2 2 LSW906 2 2 LSW907 2 2 LSW908 2 2 LSW909 2 2 LSW911 2 2 LSW910 2 2 LSW901 1 2 LSW902 1 2 LSW903 1 2 LSW904 1 2 LSW905 1 2 LSW906 1 2 LSW907 1 2 LSW908 1 2 LSW909 1 2 LSW910 1 2 LSW911...

Страница 28: ...CH6V VP B UP B SDA SCL VP2 PGND3 SVR IN FL IN FR BEEP PGND2 VP1 STB PGND1 RST CRES AUDIO8 3V GND PANEL B CBU FL RL RR VP FR I2 C BUS IC580 BA8271F E2 MAIN Board 4 4 1 2 3 4 5 6 7 8 9 10 14 13 12 11 BUS ON SWITCH RESET SWITCH BATTERY SWITCH BUS ON RST BATT CLK VREF GND VCC RESET BUS ON CLK IN BU IN DATA IN DATA OUT DATA 1 2 BUS L 100k 100k 100k 100k 100k 100k 250k 250k 250k BUS R TU L 3 4 TU R 5 CD...

Страница 29: ...ulation 27 LCD_CE O Chip enable signal output to LCD driver 28 LCD_SO O Serial data signal output to LCD driver 29 LCD_CKO O Serial clock signal output to LCD driver 30 RDS ON O RDS radio data system ON signal output Not used in this set Open 31 RE IN0 I Rotary encoder signal input 0 32 RE IN1 I Rotary encoder signal input 1 33 I2C_CKO O I2C bus serial clock signal output 34 I2C_SIO I O I2C bus se...

Страница 30: ...t signal input 78 NCO O Not used Open 79 XOUT O Low speed operation clock signal output 32 768 kHz 80 XIN I Low speed operation clock signal input 32 768 kHz 81 VSS1 Ground pin 82 OSCIN I High speed operation clock signal input 18 432 MHz 83 OSCOUT O High speed operation clock signal output 18 432 MHz 84 VCC3 Power supply pin 3 3 V 85 DEMOSEL I DEMO select signal input H DEMO on L DEMO off 86 ATT ...

Страница 31: ...f No Part No Description Remark 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 Abbreviation CND Canadian model XX and X mean standardized parts so they may have some difference from the original one Color Indication of...

Страница 32: ...575 1 KNOB VOL SV ASSY 56 2 349 626 01 SPRING RELEASE 57 1 780 533 11 CONDUCTIVE BOARD CONNECTION 58 3 214 226 11 ILLUMINATOR LCD 59 3 214 215 01 PANEL BACK 60 3 250 543 91 SCREW B P TITE M2 J901 1 820 624 11 SMALL TYPE JACK VERTICAL AUX LCD901 1 802 508 11 DISPLAY PANEL LIQUID CRYSTAL GT32W GT320 LCD901 1 802 509 11 DISPLAY PANEL LIQUID CRYSTAL GT370 GT370S RE901 1 479 902 21 ENCODER ROTARY PUSH ...

Страница 33: ... PAN 106 3 352 758 31 SCREW M1 7X2 5 TOOTHED LOCK 107 A 1201 631 A SERVO BOARD COMPLETE 7 7 627 000 00 SCREW PRECISION P 1 7X2 2 TYPE 3 Ref No Part No Description Remark Ref No Part No Description Remark 6 3 CD MECHANISM SECTION MG 101TC 188 C not supplied 7 7 not supplied not supplied not supplied not supplied not supplied not supplied not supplied not supplied not supplied not supplied 101 102 1...

Страница 34: ...H LED 1 ALBUM LSW907 1 786 805 12 SWITCH TACTILE WITH LED 2 ALBUM LSW908 1 786 805 12 SWITCH TACTILE WITH LED 3 REP LSW909 1 786 805 12 SWITCH TACTILE WITH LED 4 SHUF LSW910 1 786 805 12 SWITCH TACTILE WITH LED 5 LSW911 1 786 805 12 SWITCH TACTILE WITH LED 6 PAUSE TRANSISTOR Q931 8 729 027 44 TRANSISTOR DTC114TKA T146 Q932 6 551 444 01 TRANSISTOR RT1N436C TP 1 RESISTOR R901 1 216 820 11 METAL CHIP...

Страница 35: ...6 961 11 ELECT 2 2uF 20 50V C154 1 163 017 00 CERAMIC CHIP 0 0047uF 10 50V C155 1 163 017 00 CERAMIC CHIP 0 0047uF 10 50V C301 1 124 248 00 ELECT 22uF 20 25V C302 1 124 584 00 ELECT 100uF 20 10V C305 1 124 584 00 ELECT 100uF 20 10V C306 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C308 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C309 1 162 966 11 CERAMIC CHIP 0 0022uF 10 50V C310 1 162 966 11 CERAMIC CHIP ...

Страница 36: ...4ALT1G D511 6 500 335 01 DIODE MC2838 T112 1 D512 6 501 654 01 DIODE LBAT54CLT1G D580 6 501 738 01 DIODE MAZ8062GMLS0 D581 6 501 782 01 DIODE MAZ8180GMLS0 D582 6 501 782 01 DIODE MAZ8180GMLS0 D583 8 719 072 70 DIODE MA2ZD14001S0 D584 6 501 782 01 DIODE MAZ8180GMLS0 D601 6 501 571 01 DIODE 1N5404 C311 3 D617 6 501 782 01 DIODE MAZ8180GMLS0 D704 6 501 743 01 DIODE MAZ8068GMLS0 D719 6 501 782 01 DIOD...

Страница 37: ...845 11 METAL CHIP 100K 5 1 10W R507 1 216 845 11 METAL CHIP 100K 5 1 10W R509 1 216 813 11 METAL CHIP 220 5 1 10W R510 1 216 821 11 METAL CHIP 1K 5 1 10W R511 1 216 821 11 METAL CHIP 1K 5 1 10W R512 1 216 821 11 METAL CHIP 1K 5 1 10W R513 1 216 845 11 METAL CHIP 100K 5 1 10W R514 1 216 845 11 METAL CHIP 100K 5 1 10W R517 1 216 841 11 METAL CHIP 47K 5 1 10W R519 1 216 845 11 METAL CHIP 100K 5 1 10W...

Страница 38: ...UNER UNIT TUX 032 GT370 GT370S TU1 A 3220 961 B TUNER UNIT TUX 032 GT32W GT320 VIBRATOR X501 1 813 524 21 VIBRATOR CERAMIC 18 432MHz X502 1 767 317 11 VIBRATOR CRYSTAL 32 768kHz A 1201 631 A SERVO BOARD COMPLETE MISCELLANEOUS 7 1 833 974 31 CONNECTION CORD FOR AUTOMOBILE POWER 0103 X 2149 672 1 SERVICE ASSY OP DAX 25A Ref No Part No Description Remark MAIN SERVO 151 154 152 155 156 153 2 4 ACCESSO...

Страница 39: ...39 CDX GT32W GT320 GT370 GT370S MEMO ...

Страница 40: ...70S REVISION HISTORY Clicking the version allows you to jump to the revised page Also clicking the version at the top of the revised page allows you to jump to the next revised page Ver Date Description of Revision 1 0 2007 07 New ...

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