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Sony CDX-GT40U Service Manual
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Sony CDX-GT40U Service Manual

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SERVICE MANUAL
Ver. 1.4 2012.07
• The tuner and CD sections have no adjustments.
AUDIO POWER SPECIFICATIONS
(US model)
CEA2006 Standard
Power Output: 17 Watts RMS  4 at
4 Ohms < 1 % THD + N
SN Ratio: 80 dBA
(reference: 1 Watt into 4 Ohms)
Tuner section
FM
Tuning range:
US, CND, AR model: 87.5 – 107.9 MHz
AEP, UK, EA model:
87.5 – 108.0 MHz
E, MX, KR, IND model:
87.5 – 108.0 MHz (at 50 kHz step)
87.5 – 108.0 MHz (at 100 kHz step)
87.5 – 107.9 MHz (at 200 kHz step)
RU model:
FM1/FM2: 87.5 – 108.0 MHz (at 50 kHz)
FM3: 65 – 74 MHz (at 30 kHz)
FM tuning step:
E, MX, KR, IND model:
50 kHz/100 kHz/200 kHz switchable
Antenna (aerial) terminal:
External antenna (aerial) connector
Intermediate frequency: 25 kHz
Usable sensitivity: 8 dBf
Selectivity: 75 dB at 400 kHz
Signal-to-noise ratio: 80 dB (stereo)
Separation: 50 dB at 1 kHz
Frequency response: 20 – 15,000 Hz
9-893-214-05
Sony Corporation
2012G33-1
©
2012.07
Published by Sony Techno Create Corporation
CDX-GT40U/GT40UW/GT42UE/
Photo: CDX-GT40U: AEP, UK model
SPECIFICATIONS
AM (US, CND, E, MX, AR, KR, IND model)
Tuning range:
US, CND, AR model: 530 – 1,710 kHz
E, MX, KR, IND model:
531 – 1,602 kHz (at 9 kHz step)
530 – 1,710 kHz (at 10 kHz step)
AM tuning step:
E, MX, KR, IND model:
9 kHz/10 kHz switchable
Antenna (aerial) terminal:
External antenna (aerial) connector
Intermediate frequency:
US, CND, AR model:
9,115 kHz or 9,125 kHz/5 kHz
E, MX, KR, IND model:
9,124.5 kHz or 9,115.5 kHz/4.5 kHz
(at 9 kHz step)
9,115 kHz or 9,125 kHz/5 kHz
(at 10 kHz step)
Sensitivity: 26 V
GT44U/GT45U/GT47UE
Model Name Using Similar Mechanism
CD Drive Mechanism Type
Optical Pick-up Name
MW/LW (AEP, RU, UK model)
MW (EA model)
Tuning range:
MW: 531 – 1,602 kHz
LW: 153 – 279 kHz (AEP, RU, UK model)
Antenna (aerial) terminal:
External antenna (aerial) connector
Intermediate frequency:
9,124.5 kHz or 9,115.5 kHz/4.5 kHz
Sensitivity: MW: 26 V
LW: 45V (AEP, RU, UK model)
SW (EA model)
Tuning range:
SW1: 2,940 – 7,735 kHz
SW2: 9,500 – 18,135 kHz
(except for 10,140 – 11,575 kHz)
Antenna (aerial) terminal:
External antenna (aerial) connector
Intermediate frequency:
9,124.5 kHz or 9,115.5 kHz/4.5 kHz
Sensitivity: 26 μV
US, Canadian, E, Mexican, Argentina, Korean, Indian model
FM/AM COMPACT DISC PLAYER
FM/MW/LW COMPACT DISC PLAYER
FM/MW/SW COMPACT DISC PLAYER
US Model
CDX-GT40U/GT40UW
Canadian Model
CDX-GT40U
AEP Model
UK Model
CDX-GT40U/GT44U
E Model
CDX-GT45U
Russian Model
CDX-GT40U/GT42UE/GT47UE
Indian Model
CDX-GT44U
NEW
MG-101CA-188
DAX-25A
CD player section
Signal-to-noise ratio: 120 dB
Frequency response: 10 – 20,000 Hz
Wow and fl utter: Below measurable limit
USB Player section
Interface: USB (Full-speed)
Maximum current: 1 A
Power amplifi er section
Outputs: Speaker outputs
Speaker impedance: 4 – 8 ohms
Maximum power output:
US, CND, E, EA, MX, AR, KR, IND model:
52 W  4 (at 4 ohms)
AEP, RU, UK model: 45 W  4 (at 4 ohms)
– Continued on next page –
AEP, Russian, UK model
Saudi Arabia model

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  • Page 1 UK Model CDX-GT40U/GT44U E Model CDX-GT45U Russian Model CDX-GT40U/GT42UE/GT47UE Indian Model Photo: CDX-GT40U: AEP, UK model CDX-GT44U • The tuner and CD sections have no adjustments. Model Name Using Similar Mechanism CD Drive Mechanism Type MG-101CA-188 AUDIO POWER SPECIFICATIONS (US model)

  • Page 2: Table Of Contents

    LES DIAGRAMMES SCHÉMATIQUES ET LA LISTE DES PIÈCES SONT CRITIQUES POUR LA SÉCURITÉ DE FONC- TIONNEMENT. NE REMPLACER CES COMPOSANTS QUE PAR DES PIÈCES SONY DONT LES NUMÉROS SONT DON- NÉS DANS CE MANUEL OU DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY.

  • Page 3: Service Note

    CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.4 SECTION 1 SERVICE NOTE UNLEADED SOLDER NOTES ON HANDLING THE OPTICAL PICK-UP Boards requiring use of unleaded solder are printed with the lead- BLOCK OR BASE UNIT free mark (LF) indicating the solder contains no lead. (Caution: Some printed circuit boards may not come printed with...
  • Page 4 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE EXTENSION CABLE AND SERVICE POSITION When repairing or servicing this set, connect the jig (extension cable) as shown below. • Connect the MAIN board (CN700) and the SERVO board (CN401) with the jig cable. Jig cable: Part No. Description...
  • Page 5 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.2 NOTE THE MAIN BOARD OR SYSTEM CONTROLLER • Method of operation by remote commander (IC501) REPLACING When the MAIN board or system controller (IC501) is replaced, AT T the destination setting is necessary. MENU SOURCE SOUND MODE 1.
  • Page 6 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.3 ABOUT THE MG-101CA-188 OF FORMER AND NEW As for the mechanism deck (MG-101CA-188) carried in this unit, component parts have been changed from the midway of production. When you perform repair exchange of the mechanism deck (MG-101CA-188), please be sure to work, after referring to the following fi gure and checking former and new.
  • Page 7 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.3 ABOUT CHANGE OF THE LCD DRIVER IC (IC901) ON Serial number THE KEY BOARD Model Destination Former type New type In this set, the LCD driver IC (IC901) on the KEY board has been US and Canadian...

  • Page 8: General

    GENERAL This section is extracted from instruction manual. CONNECTIONS • CDX-GT40U: US, Canadian model/GT40UW RCA pin cord (not supplied). Cordon à broche RCA (non fourni). AUDIO OUT can be switched SUB or REAR. For AUDIO OUT peut être commuté sur SUB ou details, see the supplied Operating Instructions.
  • Page 9 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.2 • CDX-GT40U: AEP, UK model/GT44U: AEP, UK model Note for the antenna (aerial) connecting Hinweis zum Anschließen der Antenne Remarque sur le raccordement de l’antenne Nota per il collegamento dell’antenna Opmerking bij de antenne-aansluiting If your car antenna (aerial) is an ISO (International...
  • Page 10 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.1 • CDX-GT40U: Russian model/GT42UE/GT47UE R AR R AR REAR / SUB AUDIO OUT REMOTE (10 A AMP REM “Cx ” T (T LURE...
  • Page 11 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.2 • CDX-GT44U: Indian model/GT45U: E, Saudi Arabia, Mexican, Korean model Speaker impedance o ms Impedancia de los altavoces de RCA pin cord (not supplied). Cable con terminales RCA (no suministrado). AUDIO OUT can be switched SUB or REAR.
  • Page 12 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE • CDX-GT45U: Argentina model Speaker, Rear, Right Altavoz, posterior, derecho Purple Morado Speaker, Rear, Right – Altavoz, posterior, derecho Speaker, Front, Right Altavoz, frontal, derecho Gray REAR / SUB Gris Speaker, Front, Right – AUDIO OUT Altavoz, frontal, derecho...

  • Page 13: Disassembly

    CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE SECTION 3 DISASSEMBLY • This set can be disassembled in the order shown below. 3-1. SUB PANEL ASSY (Page 13) 3-2. CD MECHANISM BLOCK (Page 14) 3-4. SERVO BOARD 3-8. CHUCKING ARM SUB ASSY 3-3. MAIN BOARD (Page 15)

  • Page 14: Cd Mechanism Block

    CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE 3-2. CD MECHANISM BLOCK 6 bracket (CD) 7 CD mechanism block 5 two screws (+PTT 2.6 2 screw (+PTT 2.6 4 CN700 1 screw (+PTT 2.6 3-3. MAIN BOARD 2 two screws (+PTT 2.6 4 screw (+P 2.6 5 two screws (+PTT 2.6...

  • Page 15: Servo Board

    CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.3 3-4. SERVO BOARD Note: In this unit, the complete SERVO board has been changed in the midway of production. When replacing the complete SERVO board, refer to “ABOUT THE MG-101CA-188 OF FORMER AND NEW” on page 6.

  • Page 16: Chassis (T) Sub Assy

    CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE 3-5. CHASSIS (T) SUB ASSY 2 two screws 1 two screws (M 1.7 2.5) (M 1.7 2.5) 4 chassis (T) sub assy 3 claw 3-6. ROLLER ARM ASSY 6 roller arm assy 4 gear (HRA) 1 spring (RAL) 3 washer...

  • Page 17: Chassis (Op) Assy

    CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE 3-7. CHASSIS (OP) ASSY 8 chassis (OP) assy 1 tension spring (KF) 7 two coil springs (damper) (natural) 6 coil spring (damper) (blue) 4 slider (R) 3 lever (D) 2 gear (LE1) 3-8. CHUCKING ARM SUB ASSY 3 chucking arm sub assy 1 spring Note: Have this portion receive the chassis.

  • Page 18: Sled Motor Assy

    CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE 3-9. SLED MOTOR ASSY 2 three serration screws (M 2 3 sled motor assy 1 spring turn table spring stand Note: Never remove these parts since they were adjusted. bearing (F) stand Note: Place the stand with care not to touch the turn table.

  • Page 19: Optical Pick-Up Section

    CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE 3-10. OPTICAL PICK-UP SECTION 2 optical pick-up section Note: Be careful not to touch the lens and hologram terminal when removing the optical pick-up section. 3-11. OPTICAL PICK-UP 1 tapping screw (P 1.4) 2 leaf spring (OPS) 3 rack...
  • Page 20 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE MEMO...

  • Page 21: Diagrams

    CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.4 SECTION 4 DIAGRAMS 4-1. BLOCK DIAGRAM – MAIN Section – ELECTRONIC VOLUME IC401 J401 AU_OUT_SL AUDIO REAR/SUB R-CH AU_OUT_SR R-CH J901 R-CH 8 AUX_LCH R-CH 10 AUX_RCH I2C BUS CONTROLLED POWER AMP/MULTIPLE MUTE 9 AUX_GND VOLTAGE REGULATOR...

  • Page 22: Block Diagram - Display Section

    CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.4 4-2. BLOCK DIAGRAM – DISPLAY Section – SYSTEM CONTROL LCD CONTROL IC501 (2/2) IC901 KEYIN1 SEG48 KEY MATRIX LCD901 LSW905–912, SEG1 LCD_SO DATA LIQUID PANEL+B S901–907 KEYIN0 CRYSTAL LCD_CLK CLK LCD DISPLAY LCD_CE LED932,934,936,938, 92 KEYACK1 PANEL...
  • Page 23 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.2 THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. • Waveforms (In addition to this, the necessary note is printed in each block.) – MAIN Board – For Printed Wiring Boards. For Schematic Diagrams. Note:...

  • Page 24: Printed Wiring Board - Main Section (1/2) (Except Saudi Arabia Model)

    CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.4 4-3. PRINTED WIRING BOARD – MAIN Section (1/2) (Except Saudi Arabia Model) – • : Uses unleaded solder. MAIN BOARD (SIDE A) R308 Q401 Q402 Q403 Q405 Q404 Q406 C319 R303 C317 R304 R406 R404 R306 C321...

  • Page 25: Printed Wiring Boards - Main Section (2/2) (Except Saudi Arabia Model)

    CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.4 4-4. PRINTED WIRING BOARDS – MAIN Section (2/2) (Except Saudi Arabia Model) – • : Uses unleaded solder. J401 AUDIO OUT REAR/SUB US, CND, E, MX, KR, IND MODEL (ANTENNA) J801 MAIN BOARD (SIDE B) (REMOTE IN)

  • Page 26: Schematic Diagram - Main Section (1/5)

    CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.4 4-5. SCHEMATIC DIAGRAM – MAIN Section (1/5) – • See page 33, 34 for IC Block Diagrams. IC301 MAIN BOARD (1/5) IC B/D IC2 BUS CONTROLLED IC301 POWER AMP/MULTIPLE TDF8556AJ/N5 VOLTAGE REGULATOR AEP, RU, UK, AR MODEL...

  • Page 27: Schematic Diagram - Main Section (2/5)

    CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.4 4-6. SCHEMATIC DIAGRAM – MAIN Section (2/5) – • See page 23 for Waveforms. • See page 35 for IC Block Diagrams. • See page 37 for IC Pin Function Description of IC501. (Page 26) MAIN BOARD (1/5)

  • Page 28: Schematic Diagram - Main Section (3/5)

    CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.4 4-7. SCHEMATIC DIAGRAM – MAIN Section (3/5) – • See page 36 for IC Block Diagrams. MAIN BOARD (3/5) J401 AUDIO REAR/SUB MAIN R406 BOARD (1/5) (Page 26) C457 Q406 Q401 Q402 Q403 Q404 Q405 0.01 LTC014TUBFS8TL...

  • Page 29: Schematic Diagram - Main Section (4/5)

    CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.4 4-8. SCHEMATIC DIAGRAM – MAIN Section (4/5) – • See page 23 for Waveforms. • See page 39 for IC Pin Function Description of IC701. MAIN BOARD (4/5) JL730 C787 C776 JL728 C781 C780 5600p C783 R750...

  • Page 30: Schematic Diagram - Main Section (5/5)

    CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.4 4-9. SCHEMATIC DIAGRAM – MAIN Section (5/5) – • See page 23 for Waveforms. • See page 36 for IC Block Diagrams. • See page 42 for IC Pin Function Description of IC601. MAIN BOARD (5/5) CN601...

  • Page 31: Printed Wiring Board - Key Section

    CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.3 4-10. PRINTED WIRING BOARD – KEY Section – • : Uses unleaded solder. LED946,S901 LED950,S902 S901 SOURCE KEY BOARD (SIDE A) LED901 (LCD BACK LIGHT) LED936,S903 S902 SEEK + R954 > R946 LED938 S903 LED950 LED940 LED932,S904...

  • Page 32: Schematic Diagram - Key Section

    CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.3 4-11. SCHEMATIC DIAGRAM – KEY Section – KEY BOARD R998 R901 FB902 IC902 PNJ4813M01S0 FB901 J901 R902 R903 LSW905 DSPL S[4] S[21] SCRL R905 SEG4 SEG21 S901 S[3] S[22] FB903 R920 CN901 SEG3 SEG22 COM[4] S[23] COM4...
  • Page 33 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.4 • IC Block Diagrams IC301 TDF8556AJ/N5 (MAIN board (1/5)) I2C_SDA OUT-FL– C BUS I2C_SCL OUT-FL+ OUT-RL– P-GND1 OUT-RL+ IN-RL IN-FL S-GND PROTECTION/ DIAGNOSTIC IN-FR IN-RR BEEP OUT-RR+ P-GND3 OUT-RR– OUT-FR+ STANDBY/ MUTE OUT-FR– CHIP DETECT/ P-GND4 DIAGNOSTIC...
  • Page 34 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE IC402 MM1836A333NRE (MAIN board (1/5)) VOUT CONT BIAS CURRENT LIMIT THERMAL VREF SHUTDOWN...
  • Page 35 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.4 IC1300 OZ539IGN-A1-0-TR (MAIN board (2/5)) VREF LX 2 VIN 3 REFERENCE EN_SYS 4 GENERATOR GNDA OSCILLATOR USB_OUT 5 VOUT_SYS(USBIN) FAULT PROTECTION UVLS FB_US 6 SS_SYS EN_USB GENERATOR VIC_USB CHARGE PUMP USB_IN 7 OVER-CURRENT OVER-CURRENT ISET_USB LIMIT LIMIT...
  • Page 36 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE IC401 BD3467FV-E2 (MAIN board (3/5)) FADER FADER BOOST AU_OUT_SL FADER FADER BUS_LCH 1 BOOST AU_OUT_SR BUS_RCH 2 FADER FADER NCO 3 AU_OUT_RL BOOST NCO 4 FADER FADER AU_OUT_RR BOOST TU_LCH 5 FADER FADER TU_GND 6 AU_OUT_FL BOOST TU_RCH 7...
  • Page 37 SONY BUS serial data output UNISI SONY BUS serial data input UNISCK SONY BUS serial clock signal output BYTE External data bus width select signal input (Connect to VSS in this set) CNVSS Flash writer IF (CNVSS) signal input (L: normally operation, H: fl ash write) Low speed operation clock signal input (32.768 kHz)
  • Page 38 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Pin No. Pin Name Description External mute control signal output EXTATT_XEN “L”: CD or USB source is selected, “H”: Other source is selected TELATT Telephone attenuator detect signal input (Fixed at L in this set) ACC_IN Accessory power supply detect signal input...
  • Page 39 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE MAIN BOARD (4/5) IC701 TC94A99FG-003 (SY) (DIGITAL SIGNAL PROCESSOR) Pin No. Pin Name Description LPFO Signal output from the operation amplifi er for PLL loop fi lter PVREF Reference voltage (+1.65V) input terminal VCOF Terminal for VCO fi lter RVSS3 ―...
  • Page 40 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Pin No. Pin Name Description DAO5 (SUB-CH) SUB channel data output terminal DVSS5 ― Ground terminal VDD1-3 ― Power supply terminal (+1.5V) VSS-2 ― Ground terminal XVSS3 ― Ground terminal System clock input terminal (16.9344 MHz) System clock output terminal (16.9344 MHz) XVDD3 ―...
  • Page 41 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.4 MAIN BOARD (5/5) IC601 M321FEFG-7KN3 (SY (USB CONTROL) Pin No. Pin Name Description AVSS ― Ground terminal for A/D converter VREFH ― Reference power supply terminal for A/D converter RESET Reset signal input MODE Mode signal input OPEN REQ Not used.
  • Page 42 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Pin No. Pin Name Description TRACEDATA1 ― Not used. (Open) TRACEDATA2 ― Not used. (Open) TRACEDATA3 ― Not used. (Open) CP_SDA CP serial data input/output CP_SCL CP serial clock output ― Not used. (Open) CP_RESET CP reset signal output...

  • Page 43: Exploded Views

    CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.4 SECTION 5 EXPLODED VIEWS Note: • -XX and -X mean standardized parts, so • Color Indication of Appearance Parts Ex- : Korean model they may have some difference from the ample: : Mexican model original one. KNOB, BALANCE (WHITE) . . . (RED) : Russian model ...

  • Page 44: Front Panel Section

    CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.3 5-2. FRONT PANEL SECTION not supplied (KEY board) RE901 not supplied IC902 LCD901 not supplied J901 CN902 Note 1: FRONT PANEL OVERALL ASSY (Ref. No. 66) has been changed in Note 2: Refer to the servicing notes “NOTE FOR RE- the midway of production.

  • Page 45: Cd Mechanism Section (Mg-101Ca-188)

    CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.3 5-3. CD MECHANISM SECTION (MG-101CA-188) not supplied supplied not supplied not supplied not supplied not supplied not supplied SENSOR board not supplied not supplied not supplied not supplied not supplied Note: As for the mechanism deck (MG-101CA-188) carried in this unit, component parts have been changed from the midway of production.

  • Page 46: Electrical Parts List

    CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.3 SECTION 6 ELECTRICAL PARTS LIST Note: • Due to standardization, replacements in • CAPACITORS : Russian model the parts list may be different from the uF: μF When indicating parts by reference num- parts specifi ed in the diagrams or the com- •...
  • Page 47 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.2 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark LSW909 1-798-283-11 TACTILE SWITCH (WITH LED) (3/REP) R950 1-216-814-11 METAL CHIP 1/10W (AEP, RU, UK) (AEP, RU, UK) LSW909 1-798-287-11 TACTILE SWITCH (WITH LED) (3/REP)
  • Page 48 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.3 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R991 1-216-820-11 METAL CHIP 1/10W C331 1-116-739-11 CERAMIC CHIP 0.47uF R992 1-216-821-11 METAL CHIP 1/10W C334 1-118-067-11 ELECT 3300uF R993 1-216-821-11 METAL CHIP 1/10W...
  • Page 49 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.4 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C685 1-164-937-11 CERAMIC CHIP 0.001uF C780 1-164-172-11 CERAMIC CHIP 0.0056uF C686 1-164-937-11 CERAMIC CHIP 0.001uF C781 1-100-597-91 CERAMIC CHIP 0.1uF C687 1-165-908-11 CERAMIC CHIP 1uF...
  • Page 50 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.4 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark FB611 1-500-113-22 BEAD, FERRITE (CHIP) (1608) Q801 6-552-444-01 TRANSISTOR DRC5144E0L Q802 6-552-430-01 TRANSISTOR DRC5114E0L FB612 1-500-113-22 BEAD, FERRITE (CHIP) (1608) Q803 8-729-620-13 TRANSISTOR 2SC4154TP-1EF...
  • Page 51 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R501 1-218-977-11 METAL CHIP 100K 1/16W R586 1-216-845-11 METAL CHIP 100K 1/10W R502 1-216-845-11 METAL CHIP 100K 1/10W R600 1-218-941-81 METAL CHIP 1/16W R510 1-218-941-81 METAL CHIP...
  • Page 52 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.4 MAIN SENSOR SERVO Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R711 1-218-929-11 METAL CHIP 1/16W R1313 1-216-849-11 METAL CHIP 220K 1/10W R712 1-220-802-11 METAL CHIP 1/16W R1315 1-218-953-11 METAL CHIP 1/16W R714...
  • Page 53 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.3 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-1835-141-A PANEL OVERALL ASSY, FRONT 4-410-179-21 MANUAL, INSTRUCTION INSTALL (GT40U: AEP, UK) (Former type) (ENGLISH, KOREAN) (KR) A-1835-141-B PANEL OVERALL ASSY, FRONT 4-410-607-11 MANUAL, INSTRUCTION...
  • Page 54 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE MEMO...
  • Page 55 CDX-GT40U/GT40UW/GT42UE/ GT44U/GT45U/GT47UE US Model CDX-GT40U/GT40UW Canadian Model SERVICE MANUAL CDX-GT40U AEP Model UK Model Ver. 1.2 2011.11 CDX-GT40U/GT44U E Model CDX-GT45U Indian Model SUPPLEMENT-1 CDX-GT44U Russian Model CDX-GT40U/GT42UE/GT47UE File this supplement with the service manual. File this supplement with the service manual.
  • Page 56 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE 1. DIAGRAMS THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS. (In addition to this, the necessary note is printed in each block.) For Printed Wiring Boards. Note: • X : Parts extracted from the component side. • Y : Parts extracted from the conductor side.
  • Page 57 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.4 1-1. PRINTED WIRING BOARD – MAIN Section (1/2) – • : Uses unleaded solder. MAIN BOARD (SIDE A) R308 Q401 Q402 Q403 Q405 Q404 Q406 C319 R303 R304 C317 R404 R406 R306 C321 R307 R305 R423 C315...
  • Page 58 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ver. 1.3 1-2. PRINTED WIRING BOARD – MAIN Section (2/2) – • : Uses unleaded solder. J401 AUDIO OUT REAR/SUB (ANTENNA) J801 MAIN BOARD (SIDE B) (REMOTE IN) CN301 W002 C306 FU601 IC301 J401 C311 C327 C302 C305 J801...
  • Page 59 CDX-GT40U/GT40UW/GT42UE/ GT44U/GT45U/GT47UE US Model CDX-GT40U/GT40UW Canadian Model SERVICE MANUAL CDX-GT40U AEP Model UK Model Ver. 1.3 2012.06 CDX-GT40U/GT44U E Model CDX-GT45U Russian Model SUPPLEMENT-2 CDX-GT40U/GT42UE/GT47UE Indian Model CDX-GT44U File this supplement with the service manual. File this supplement with the service manual.
  • Page 60 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE 1. NEW/FORMER DISCRIMINATION Three kinds of following distinguish methods exist. Serial number Model Destination Former type New type • Distinguish method by serial number printed on the model US and Canadian 1864691 or 1864692 number label (Refer to right side for the serial number).
  • Page 61 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE 2-1. PRINTED WIRING BOARD – KEY Board – • : Uses unleaded solder. LED946,S901 LED950,S902 S901 SOURCE KEY BOARD (SIDE A) LED901 (LCD BACK LIGHT) LED936,S903 S902 SEEK + R954 > R946 LED938 S903 LED950 LED940 LED932,S904 R903 S904...
  • Page 62 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE 2-2. SCHEMATIC DIAGRAM – KEY Board – KEY BOARD R998 R901 FB902 IC902 PNJ4813M01S0 FB901 J901 R902 R903 LSW905 DSPL S[4] S[21] SCRL R905 SEG4 SEG21 S901 S[3] S[22] FB903 R920 CN901 SEG3 SEG22 COM[4] S[23] COM4 SEG23 R942...
  • Page 63 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE 3. ELECTRICAL PARTS LIST Note: • Due to standardization, replacements in • RESISTORS • SEMICONDUCTORS the parts list may be different from the All resistors are in ohms. In each case, u: μ, for example: parts specifi ed in the diagrams or the com- METAL: Metal-fi...
  • Page 64 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark LSW911 1-798-283-11 TACTILE SWITCH (WITH LED) (1/ALBUM V) R952 1-216-822-11 METAL CHIP 1.2K 1/10W (AEP, RU, UK) (EXCEPT AEP, RU, UK) LSW911 1-798-287-11 TACTILE SWITCH (WITH LED) (1/ALBUM V)
  • Page 65 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE Ref. No. Part No. Description Remark R996 1-216-824-11 METAL CHIP 1.8K 1/10W R997 1-216-825-11 METAL CHIP 2.2K 1/10W R998 1-216-821-11 METAL CHIP 1/10W R999 1-216-295-91 SHORT CHIP < SWITCH > S901 1-798-284-11 TACTILE SWITCH (Z) S902 1-798-284-11 TACTILE SWITCH (SOURCE/OFF)
  • Page 66 CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE REVISION 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 2011.07 2011.08...

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