Sony CDX-GT340 Page 25 Service Manual Download

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CDX-GT34W/GT340

IC401 BD3447AFV-E2 (MAIN Board (2/3))

FIL

A-GND

SDA

SCL

OUT-FR

OUT-FL

OUT-RR

OUT-RL

SUB-R

SUB-L

SAOUT

SADA

MIN1

MIN2

EBIAS2

DS2-R

DS1-R

DS3-R

SACLK

VCC

BUS-R

BUS-L

TU-R

TU-L

CD-L

AUX-R

AUX-G

AUX-R

EP1

EP2

FP1

FN2

EP2

EBIAS1

DS2-L

DS1-R

DS3-R

FN1

CD-R

I2C BUS

LOGIC,

VCO

FADER

HPF

LPF

GND

ISO AMP

GND

ISO AMP

180

3 BAND P-EQ (TONE CONTROL)

7 BAND

SPECTRUM ANALYZER

/LEVEL METER

EFFECT

VOLUME/MUTE

INPUT GAIN

INPUT SELECTOR (3 SIGLE-END AND 3 STEREO IS O)

FADER

SPEANA

LVL METER

SPEANA

GND

ISO AMP

GND

ISO AMP

GND

ISO AMP

GND

ISO AMP

Summary of Contents for CDX-GT340

Page 1: ...0 1 710 kHz Antenna aerial terminal External antenna aerial connector Intermediate frequency 25 kHz Sensitivity 26 μV Power amplifier section Output Speaker outputs sure seal connectors Speaker impedance 4 8 ohms Maximum power output 52 W 4 at 4 ohms General Outputs Audio outputs terminal Front sub rear switchable Power antenna aerial relay control terminal Power amplifier control terminal Inputs ...

Page 2: ...ptical pick up block may suffer electro static break down because of the potential difference generated by the charged electrostatic load etc on clothing and the human body During repair pay attention to electrostatic break down and also use the procedure in 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 ...

Page 3: ...TABLE OF CONTENTS UNLEADED SOLDER Boards requiring use of unleaded solder are printed with the lead free mark LF indicating the solder contains no lead Caution Some printed circuit boards may not come printed with the lead free mark due to their particular size LEAD FREE MARK Unleaded solder has the following characteristics Unleaded solder melts at a temperature about 40 C higher than ordinary so...

Page 4: ...into the KEY board 2 Place the KEY board on the front panel 3 Solder the three terminals of the jack NOTE FOR REPLACEMENT OF THE SERVO BOARD When repairing the complete SERVO board Part No A 1552 122 A should be replaced since any parts in the SERVO board cannot be repaired NOTE FOR THE 15 PIN CONNECTOR CN901 Do not use alcohol to clean the 15 pin connector CN901 connect ing the front panel with t...

Page 5: ...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 AM intégrée dans la vitre arrière latérale voir Remarques sur les câbles de commande et d alimentation 5 À la borne d alimentation 12 V qui est alimentée e...

Page 6: ...e raccordez pas les bornes du système de haut parleurs au châssis de la voiture et ne raccordez pas les bornes du haut parleur droit à celles du haut parleur gauche Ne raccordez pas le câble de mise à la masse de cet appareil à la borne négative du haut parleur N essayez pas de raccorder les haut parleurs en parallèle Raccordez uniquement des haut parleurs passifs Le raccordement de haut parleurs ...

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

Page 8: ...edure in the numerical order given 3 1 SUB PANEL ASSY 3 2 CD MECHANISM BLOCK 2 two claws 3 two claws 4 sub panel assy 1 two screws PTT 2 6 u 6 4 CNP301 3 1 screw PTT 2 6 u 6 2 screw PTT 2 6 u 6 5 two screws PTT 2 6 u 4 6 bracket CD 7 CD mechanism block ...

Page 9: ...PTT 2 6 u 10 9 heat sink 5 two screws P 2 6 u 8 4 screw PTT 2 6 u 10 7 two screws P 2 6 u 8 6 two screws PTT 2 6 u 10 7 SERVO board SERVO board 3 toothed lock screw M 1 7 u 2 5 2 toothed lock screw M 1 7 u 2 5 1 Remove the eleven solders 6 optical pick up 16 core CN101 4 claw 5 claw gray yellow blue orange red black red white black red white ...

Page 10: ...X GT34W GT340 10 3 5 CHASSIS T SUB ASSY 3 6 ROLLER ARM ASSY 4 chassis T sub assy 3 claw 1 two screws M 1 7 u 2 5 2 two screws M 1 7 u 2 5 3 washer 4 gear RA1 6 roller arm assy 5 1 spring RAL 2 spring RAR ...

Page 11: ...ngs damper natural 8 coil spring damper green 6 chassis OP assy 5 1 tension spring KF 2 gear LE1 3 lever D 4 slider R 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 ...

Page 12: ...e 2 three serration screws M 2 u 3 three serration screws M 2 u 3 Note Place the stand with care not to touch the turn table Note Never remove these parts since they were adjusted bearing R bearing F Note for Assembly Note Take care to prevent the chassis from being bent when tightening the three machine screws ...

Page 13: ...SECTION 3 11 OPTICAL PICK UP 1 2 optical pick up section Note Be careful not to touch the lens and hologram terminal when removing the optical pick up section 1 tapping screw P 1 4 2 leaf spring OPS 3 rack 5 optical pick up 4 lead screw assy ...

Page 14: ...CDX GT34W GT340 14 MEMO ...

Page 15: ...H ANT REM 35 VP BATT 20 VP1 6 VP2 30 AUDIO B 31 33 SERVO 3 3V MECHA 6V 34 PANEL B 35 33 OUT FR OUT RR R CH R CH 30 31 SUB L SUB R 4 SCL AUDIO 8 5V SERVO 3 3V MECHA 6V PANEL B 2 SDA 16 BEEP 22 STB 25 DIAG 7 10 12 11 16 1 9 2 4 3 6 37 38 SCL SDA 27 SACLK 28 SADA 29 SAOUT I2C SCL I2C SDA I2C SCL I2C SDA I2C SCL I2C SDA I2C SCL I2C SDA 29 I2C_SCK 30 I2C_SIO 83 SAIN 89 SADATD 90 SACLK 56 ATT 28 BEEP 58...

Page 16: ...ndication of transistor C B These are omitted E Q Caution Pattern face side SIDE B Parts face side SIDE A Parts on the pattern face side seen from the pattern face are indicated Parts on the parts face side seen from the 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 Les composants ...

Page 17: ...408 C409 FB401 FB402 R508 R516 R517 JC151 R529 R530 R635 R631 C1 C12 IC1 C5 R3 VDR1 R1 C6 C8 C9 C16 C17 C18 C19 C20 C21 C22 C23 C24 C25 C26 C27 R11 R13 R14 R10 R6 C13 R2 R12 R4 R5 FB1 FB2 JC521 C520 C521 I C 5 0 1 FB304 FB311 R501 R691 FB312 R500 C757 JC497 R681 C684 JC499 IC681 C582 R674 R584 C601 D760 D754 D755 D756 D762 L601 CNP301 CN601 X501 D753 CN701 JW119 JW89 JW22 JW3 JW93 JW18 JW1 JW2 JW9...

Page 18: ...580 C631 Q631 C602 L601 C617 C618 C519 C764 C774 C442 C432 C445 C435 C776 C771 C751 C765 C775 C750 Q478 Q479 C756 C755 C582 C752 C770 C769 C763 C757 R632 C632 C601 C581 D583 Q587 R588 R587 R582 R583 C682 C681 C622 C623 C684 JC502 R635 R631 Q586 CN601 D617 D582 D584 TH580 D601 IC580 D580 D581 JC755 JC754 D754 S702 IC750 IC602 FB604 IC681 D511 D479 See page 23 for IC Block Diagram 4 4 SCHEMATIC DIAG...

Page 19: ...461 Q451 C708 C707 C706 C705 C551 FB401 FB402 C409 C408 C17 C16 C13 C9 C12 C5 L6 FB1 FB2 C1 C19 C20 C21 C22 C23 C24 C25 R12 C27 C26 L151 C154 C155 C157 C452 C462 C465 C455 C402 C403 L2 R2 C18 R6 C404 C405 C412 C413 R153 C151 C153 C152 R154 C719 C709 J1 Q441 Q431 Q481 Q471 R441 R431 R481 R471 IC401 C401 JC499 IC1 D719 D704 D703 D153 VDR1 R3 J330 ADVANCED TUNER RDS DECODER PLL See page 16 for wavefo...

Page 20: ...R533 R553 R519 R539 R543 R675 R676 R677 R526 R575 R529 JC521 FB311 C312 FB308 FB312 C306 FB304 C308 C514 C512 C501 C513 C509 C510 C507 C508 C504 C521 C520 R506 C523 C522 R538 R507 R523 R556 R636 R531 R534 R563 R674 R517 R558 R561 R508 D502 R510 JC501 C309 C310 JC302 C343 C301 R528 X501 CNP301 FB309 D510 R566 R692 D512 IC501 See page 16 for waveforms See page 26 for IC Pin Function Description of I...

Page 21: ...NEL 3 4 5 1 2 1 52 J901 LSW902 LSW903 LSW904 LSW905 LSW906 LSW907 LSW908 LED931 LED940 LED944 LED944 CD SLOT LED945 LED946 LED947 LED948 LED949 LED950 LED951 LED952 LED955 LED956 LED960 LED961 S901 S902 S903 S904 S905 S906 S907 S909 R988 R989 IC902 ECB 1 16 17 32 33 48 49 64 D982 D983 D985 D986 D991 D992 D993 D994 Q931 Q932 FB901 FB902 FB903 R901 R902 R903 R904 R905 R906 R907 R908 R910 R911 R912 R...

Page 22: ...3 9k R988 MAZ8068GMLS0 D986 MAZ8068GMLS0 D985 MAZ8068GMLS0 D991 MAZ8068GMLS0 D992 MAZ8068GMLS0 D993 MAZ8068GMLS0 D994 MAZ8180GMLS0 D903 RT1N436C TP 1 Q932 LCD BACK LIGHT SWITCH 1 2k R931 NESW505CT AST LED931 270 R935 220 R934 220 R933 CL 197HB1E D T LED944 470 R941 CL 197HB1E D T LED952 CL 197HB1E D T LED951 CL 197HB1E D T LED949 CL 197HB1E D T LED950 CL 197HB1E D T LED947 CL 197HB1E D T LED948 CL...

Page 23: ...GE LOADDUMP PROTECTION TEMPERATURE PROTECTION BACK UP SWITCH REGULATOR 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 TAB OUT FL OUT FL OUT RL OUT RL IN RL S GND IN RR OUT RR OUT RR OUT FR OUT FR DIAG ANT REM AMP REM SERVO3 3V MECH6V VP BU B SDA SCL VP2 PGND1 SVR IN FL IN FR BEEP PGND3 VP1 STB PGND4 RST CRES AUDIO B GND PANEL B CBU FL RL RR VP...

Page 24: ...4 VREF 20 SDA 19 SCL 18 GNDD 17 GND 23 AMSELIN1 28 DAV N 27 PLLREF 26 VCC1 22 VREGSUP 21 AM TUNER FM TUNER OUTPUT PLL TUNING SYSTEM I2C BUS POWER SUPPLY STEREO DECODER HIGH CUT SOFT MUTE NOISE BLANKER SIGNAL IMPROVEMENT CONTROL BANDWIDTH CONTROL RDS DEMODULATOR AND DECODER IC580 BA8271F E2 MAIN Board 1 3 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...

Page 25: ... 17 1 BUS R BUS L TU R TU L CD L AUX R AUX G AUX R EP1 EN EP2 FP1 FN2 EP2 EBIAS1 DS2 L DS1 R DS3 R FN1 2 3 4 CD R 5 14 13 16 15 10 9 8 7 6 I2C BUS LOGIC VCO FADER FADER FADER HPF LPF GND ISO AMP GND ISO AMP 180 0 3 BAND P EQ TONE CONTROL 7 BAND SPECTRUM ANALYZER LEVEL METER EFFECT VOLUME MUTE INPUT GAIN INPUT SELECTOR 3 SIGLE END AND 3 STEREO IS O FADER FADER SPEANA LVL METER LVL METER SPEANA GND ...

Page 26: ...ck signal output 30 I2C SIO I O I2C serial data signal input output 31 FW TXD O Flash write interface serial data signal output 32 FW RXD I Flash write interface serial data signal input 33 FW CLK I Flash write interface serial clock signal input 34 FW BUSY O Flash write interface serial busy signal output 35 to 40 NCO O Not used Open 41 EPM O EPM signal output Connect to ground 42 RC IN1 I Rotary...

Page 27: ...ata signal output to electronic volume spectrum analyzer 90 NCO SACLK O Serial clock signal output to electronic volume spectrum analyzer 91 KEYACK0 I Key Acknowledge detection signal input Rotary command signal input Not used 92 KEYACK1 I Key Acknowledge detection signal input Front panel signal input 93 VSM I S meter voltage detection signal input 94 KEYIN1 I Key signal input 1 95 KEYIN0 I Key s...

Page 28: ...Items marked are not stocked since they are seldom required for routine ser vice Some delay should be anticipated when ordering these items The mechanical parts with no reference number in the exploded views are not sup plied Color Indication of Appearance Parts Ex ample KNOB BALANCE WHITE RED Parts Color Cabinet s Color Accessories are given in the last of the electrical parts list 5 1 MAIN SECTI...

Page 29: ...EL SV ASSY FRONT GT340 55 X 2349 670 1 KNOB VOL SV ASSY 56 2 639 881 01 SPRING RELEASE 57 1 780 789 11 CONDUCTIVE BOARD CONNECTION 58 4 144 557 01 ILLUMINATOR LCD 59 4 144 543 01 PANEL BACK 60 3 250 543 21 SCREW B P TITE M2 J901 1 822 148 11 SMALL TYPE JACK VERTICAL AUX LCD901 1 802 952 11 DISPLAY PANEL LIQUID CRYSTAL S909 1 479 902 32 ENCODER ROTARY PUSH SELECT VOLUME LCD901 not supplied not supp...

Page 30: ...2149 672 1 SERVICE ASSY OP DAX 25A 104 2 626 869 31 SCREW M2X3 SERRATION 105 3 686 458 21 SCREW P1 4 TAPPING 106 3 352 758 31 SCREW M1 7X2 5 TOOTHED LOCK 107 A 1552 122 A SERVO BOARD COMPLETE 108 2 134 636 71 SCREW M1 7X2 5 not supplied not supplied not supplied not supplied not supplied not supplied not supplied not supplied not supplied not supplied not supplied 101 108 108 102 103 105 104 107 1...

Page 31: ...TILE WITH LED PTY CAT LSW903 1 798 285 11 SWITCH TACTILE WITH LED 1 ALBUM LSW904 1 798 285 11 SWITCH TACTILE WITH LED 2 ALBUM LSW905 1 798 285 11 SWITCH TACTILE WITH LED 3 REP LSW906 1 798 285 11 SWITCH TACTILE WITH LED 4 SHUF LSW907 1 798 285 11 SWITCH TACTILE WITH LED 5 LSW908 1 798 285 11 SWITCH TACTILE WITH LED 6 PAUSE TRANSISTOR Q931 8 729 027 44 TRANSISTOR DTC114TKA T146 Q932 6 551 444 01 TR...

Page 32: ... 11 CERAMIC CHIP 0 47uF 10 10V MAIN C17 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V C18 1 162 916 11 CERAMIC CHIP 12PF 5 50V C19 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C20 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C21 1 165 908 11 CERAMIC CHIP 1uF 10 10V C22 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C23 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C24 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V C25 1 107 826 11 CER...

Page 33: ...715 11 CERAMIC CHIP 0 22uF 10 16V C770 1 127 715 11 CERAMIC CHIP 0 22uF 10 16V C771 1 165 908 11 CERAMIC CHIP 1uF 10 10V C774 1 115 340 11 CERAMIC CHIP 0 22uF 10 25V C775 1 115 340 11 CERAMIC CHIP 0 22uF 10 25V C776 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V CONNECTOR CN351 1 564 710 11 PIN CONNECTOR SMALL TYPE 8P CN580 1 580 907 41 PLUG CONNECTOR 8P BUS CONTROL IN CN601 1 774 701 21 PIN CONNECTOR 1...

Page 34: ... R452 1 216 833 11 METAL CHIP 10K 5 1 10W R461 1 216 821 11 METAL CHIP 1K 5 1 10W R462 1 216 833 11 METAL CHIP 10K 5 1 10W R471 1 216 813 11 METAL CHIP 220 5 1 10W R472 1 216 833 11 METAL CHIP 10K 5 1 10W R479 1 216 801 11 METAL CHIP 22 5 1 10W R481 1 216 813 11 METAL CHIP 220 5 1 10W R482 1 216 833 11 METAL CHIP 10K 5 1 10W R500 1 216 833 11 METAL CHIP 10K 5 1 10W R501 1 219 570 11 METAL CHIP 10M...

Page 35: ...11 METAL CHIP 1K 5 1 10W R681 1 216 833 11 METAL CHIP 10K 5 1 10W R691 1 216 845 11 METAL CHIP 100K 5 1 10W R692 1 216 845 11 METAL CHIP 100K 5 1 10W R752 1 216 811 11 METAL CHIP 150 5 1 10W R756 1 216 841 11 METAL CHIP 47K 5 1 10W SWITCH S702 1 786 826 11 SWITCH TACTILE RESET THERMISTOR POSITIVE TH580 1 803 350 21 THERMISTOR POSITIVE SURGE ABSORBER VDR1 1 805 043 11 ABSORBER CHIP SURGE VIBRATOR X...

Page 36: ...SION HISTORY Checking 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 2009 07 New ...

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