Sony CDX-GT240 Service Manual Download

Page: 22 / 40

CDX-GT24W/GT240/GT290/GT290S

CDX-GT24W/GT240/GT290/GT290S

• See page 18 for waveforms. • See page 28 for IC Pin Function Description of IC501.

4-6. SCHEMATIC DIAGRAM – MAIN Section (3/3) –

E,AR,MX MODEL

US,CND,EA MODEL

R671

R672

R673

R512

R511

C305

C302

R570

X502

R513

R514

R532

R550

R551

R505

R504

R522

R521

R567

R565

R578

R679

R661

R662

R663

R664

R542

R547

JC301

JC303

CN351

R516

R530

R501

R500

R756

R301

R302

R509

R503

R502

R533

R519

R539

R543

R675
R676

R677

R526

R575

R529

JC521

FB311

C312

FB308

FB312

C306

FB304

C308

S502

C514

C512

C501

C513

C509

C510

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

JW83

JW67

JW69

R546

C502

R537

R574

R566

R690

IC501

D512

JC533

R535

R536

C508

C507

(Page 20)

(Page 21)

Ver. 1.1

Summary of Contents for CDX-GT240

Page 1: ...requency response 20 15 000 Hz AM CDX GT24W GT240 Tuning range 530 1 710 kHz Antenna aerial terminal External antenna aerial connector Intermediate frequency 25 kHz Sensitivity 26 μV MW CDX GT290 GT290S Tuning range E Argentine Mexican model 531 1 602 kHz at 9 kHz step 530 1 710 kHz at 10 kHz step Saudi Arabia model 531 1 602 kHz MW tuning interval E Argentine Mexican model 9 kHz 10 kHz switchable...

Page 2: ... 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 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 pickup block Therefore when checking the laser diode emission observe from more than 30 cm away from ...

Page 3: ...LIST 33 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 ord...

Page 4: ... jack 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 ...

Page 5: ...s 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 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 alim...

Page 6: ...mager Ne 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 pa...

Page 7: ... HUV WR WKH VSHDker 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 speakHU DQG DPSOL HU DUH QRW FRQQHFWHG FRUUHFWOy FAILURE appears in the display In this case make sure the speaker an...

Page 8: ...sult your dealer A power antenna aerial without a relay box cannot be used with this unit Memory hold connection When the yellow power input lead is connected power will always be supplied to the memory circuit even when the ignition switch is turned off Notes on speaker connection Before connecting the speakers turn the unit off Use speakers with an impedance of 4 to 8 ohms and with adequate powe...

Page 9: ... 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 ...

Page 10: ...ly procedure 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 11: ...BTT 2 6 u 5 7 screw PTT 2 6 u 10 8 heat sink 4 two screws P 2 6 u 8 6 screw P 2 6 u 8 5 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 12: ...W GT240 GT290 GT290S 12 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 13: ...l springs 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 14: ...n table 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 15: ...ICK UP 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 16: ...CDX GT24W GT240 GT290 GT290S 16 MEMO ...

Page 17: ...FRONT R CH REAR BATT R CH 8 9 18 SCL 19 SDA 14 RSSI 93 VSM 16 XTAL1 15 XTAL2 LOUT ROUT J901 AUX X1 4MHz 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 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 I2C SCL I2...

Page 18: ...ace 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 identifiés par une marque 0 sont critiques pour la sécurité Ne les remplacer que par une p...

Page 19: ... C27 R11 R13 R14 R10 R6 C13 R2 R12 C2 C3 R4 R5 FB1 FB2 JC521 C520 C521 R550 I C 5 0 1 FB304 FB311 FB561 FB562 R501 FB312 R500 C757 JC497 R681 C684 JC499 IC681 FB563 R674 R584 R585 C601 D760 D754 D755 D756 D762 L601 CNP301 CN601 X501 D753 CN701 JW89 JW22 JW3 JW93 JW18 JW1 JW2 JW9 JW45 C441 C431 C451 C461 C401 C753 C758 C479 C302 C301 C305 IC750 C481 C471 C151 C152 JW139 C623 C622 JW20 C683 JW132 JW...

Page 20: ...762 R752 C758 C761 C503 R601 J561 FB562 FB561 Q580 C631 Q631 C602 L601 C617 C618 C519 C764 C774 C442 C432 C445 C435 C776 C771 C751 C765 C775 C750 Q478 Q479 C756 C755 FB563 C752 C770 C769 C763 C757 R632 C632 C601 R583 JW63 C682 C681 C622 C623 C684 R635 R631 CN601 D617 R540 R541 Q582 Q581 R585 D580 R582 D581 D601 JW161 JW160 JW101 JW121 JC754 JC755 JW158 JW159 D754 FB604 JC502 D511 D479 IC750 IC602 ...

Page 21: ...R462 R401 C481 C471 R482 R472 R1 R11 C28 R13 R14 R10 R4 R5 C464 C454 Q461 Q451 Q441 Q431 C708 C707 C706 C705 C551 FB401 FB402 C409 C408 C17 C16 C13 C9 C12 C5 R3 L6 FB1 C1 C19 C20 C21 C22 C23 C24 C25 R12 C27 C26 L151 C154 C155 C157 C452 C462 C465 C455 R2 IC1 C18 R6 C404 C405 C412 C413 R153 C151 C153 C152 R154 C719 C709 J1 Q481 Q471 R481 R471 IC401 R414 R413 C401 JC499 J330 C3 L3 L4 L2 C2 FB2 FB2 FB...

Page 22: ...65 R578 R679 R661 R662 R663 R664 R542 R547 JC301 JC303 CN351 R516 R530 R501 R500 R756 R301 R302 R509 R503 R502 R533 R519 R539 R543 R675 R676 R677 R526 R575 R529 JC521 FB311 C312 FB308 FB312 C306 FB304 C308 S502 C514 C512 C501 C513 C509 C510 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...

Page 23: ...CK LIGHT Z 1 37 J901 LSW902 LSW903 LSW904 LSW905 LSW906 LSW907 LSW908 LED901 LED903 LED905 LED908 LED910 LED911 LED913 LED916 LED918 LED919 LED921 LED923 LED925 LED927 LED931 R914 R947 R949 S901 S902 S903 S904 S905 S906 S907 S909 LCD901 LIQUID CRYSTAL DISPLAY PANEL IC902 ECB 14 2 15 1 D982 D983 D985 D986 D991 D992 D993 D994 Q931 Q932 FB901 FB902 FB903 R900 R901 R902 R903 R904 3 4 5 1 2 R905 R906 R...

Page 24: ...2 14 19 18 17 13 5 6 7 2 3 4 9 8 16 20 15 23 24 27 21 28 26 25 22 31 33 35 30 32 36 34 29 37 LCD901 LIQUID CRYSTAL DISPLAY PANE L R987 220 RT1N436C TP 1 Q932 LCD BACKLIGHT SWITCH R933 0 1k R907 3 3k R919 2 2k R912 3 9k R914 1 8k R911 1 2k R908 1 5k R910 LED901 SML 310VTT86TJ R988 120 R989 220 R997 150 LED927 CD SLOT SML 310VTT86TJ VCC OUT GND IC902 PNA4813M01S0 0 FB902 0 FB901 0 FB903 RT1N140C TP ...

Page 25: ...E VOLTAGE 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 R...

Page 26: ...VCC2 6 AMRFAGC 7 AMIFAGC2 11 MPXIN 12 AMSELOUT2 32 AMSELOUT1 31 AMIFAGC1 30 AMSELIN2 29 PLL 25 VCODEC 24 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 ...

Page 27: ...11 18 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 180q 0q 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 SPEA...

Page 28: ...rial clock 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 ...

Page 29: ...ADATD O Serial data 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 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 ...

Page 30: ...XX and X mean standardized parts so they may have some difference from the original one 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 Cabin...

Page 31: ...GT240 54 X 2514 361 1 PANEL SV ASSY FRONT GT290 54 X 2514 362 1 PANEL SV ASSY FRONT GT290S 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 61 X 2187 544 2 CASE ASSY for FRONT PANEL GT290 GT290S J901 1 822 148 11 SMALL TYPE JACK VERTICAL AUX LCD901...

Page 32: ... 103 X 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 10...

Page 33: ...10VTT86TJ CD SLOT LED931 6 501 339 01 LED NESW505CT AST LCD BACK LIGHT SWITCH LSW902 1 798 287 11 SWITCH TACTILE WITH LED PTY LSW903 1 798 287 11 SWITCH TACTILE WITH LED 1 ALBUM LSW904 1 798 287 11 SWITCH TACTILE WITH LED 2 ALBUM LSW905 1 798 287 11 SWITCH TACTILE WITH LED 3 REP LSW906 1 798 287 11 SWITCH TACTILE WITH LED 4 SHUF LSW907 1 798 287 11 SWITCH TACTILE WITH LED 5 LSW908 1 798 287 11 SWI...

Page 34: ...T VOLUME MAIN A 1730 172 A MAIN BOARD COMPLETE GT24W GT240 A 1731 207 A MAIN BOARD COMPLETE GT290 E AR MX GT290S E A 1731 264 A MAIN BOARD COMPLETE GT290 EA GT290S EA 7 685 134 19 SCREW P 2 6X8 TYPE2 NON SLIT 7 685 794 09 SCREW PTT 2 6X10 S CAPACITOR C1 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C2 1 162 907 11 CERAMIC CHIP 2PF 0 25PF 50V GT290 GT290S C3 1 162 909 11 CERAMIC CHIP 4PF 0 25PF 50V GT29...

Page 35: ...28 551 11 ELECT 22uF 20 63V C755 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C756 1 216 864 11 SHORT CHIP 0 C757 1 125 889 11 CERAMIC CHIP 2 2uF 10 10V C758 1 124 261 00 ELECT 10uF 20 50V C761 1 126 176 11 ELECT 220uF 20 10V C763 1 127 715 11 CERAMIC CHIP 0 22uF 10 16V C764 1 115 340 11 CERAMIC CHIP 0 22uF 10 25V C765 1 115 340 11 CERAMIC CHIP 0 22uF 10 25V C769 1 127 715 11 CERAMIC CHIP 0 22uF 10 16...

Page 36: ...K 5 1 10W R154 1 216 834 11 METAL CHIP 12K 5 1 10W R155 1 216 825 11 METAL CHIP 2 2K 5 1 10W R301 1 216 821 11 METAL CHIP 1K 5 1 10W R302 1 216 821 11 METAL CHIP 1K 5 1 10W R401 1 216 797 11 METAL CHIP 10 5 1 10W R413 1 216 864 11 SHORT CHIP 0 R414 1 216 864 11 SHORT CHIP 0 R431 1 216 821 11 METAL CHIP 1K 5 1 10W R432 1 216 833 11 METAL CHIP 10K 5 1 10W R441 1 216 821 11 METAL CHIP 1K 5 1 10W R442...

Page 37: ...1 10W R673 1 218 871 11 METAL CHIP 10K 0 5 1 10W R674 1 216 845 11 METAL CHIP 100K 5 1 10W R675 1 216 821 11 METAL CHIP 1K 5 1 10W R676 1 216 821 11 METAL CHIP 1K 5 1 10W R677 1 216 864 11 SHORT CHIP 0 R679 1 216 821 11 METAL CHIP 1K 5 1 10W R681 1 216 833 11 METAL CHIP 10K 5 1 10W R690 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...

Page 38: ... 11 CORD WITH CONNECTOR ISO POWER AR 154 1 833 974 21 CONNECTION CORD FOR AUTOMOBILE POWER EXCEPT AR MX 154 1 833 974 31 CONNECTION CORD FOR AUTOMOBILE POWER MX 155 3 876 675 01 KEY FRAME 156 4 144 560 01 COLLAR 157 X 3381 154 1 SCREW ASSY BS4 FITTING GT290 GT290S 158 3 349 410 11 BUSHING GT290 GT290S 159 3 934 325 01 SCREW K 5X8 TAPPING 153 152 158 157 154 151 159 155 156 u 2 u 4 Ver 1 1 ...

Page 39: ...MEMO CDX GT24W GT240 GT290 GT290S 39 ...

Page 40: ...p 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 1 1 2009 09 Addition of Saudi Arabia and Mexican models of CDX GT290 Addition of Saudi Arabia model of CDX GT290S ...

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