Sony CDX-GT35U Service Manual
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Sony CDX-GT35U Service Manual

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SERVICE MANUAL
Ver. 1.1 2010.02
• The tuner and CD sections have no adjustments.
Tuner section
FM
Tuning range:
AEP, UK, GT35U: Russian model:
87.5 – 108.0 MHz
E, Argentina model:
87.5 – 108.0 MHz (at 50 kHz step)
87.5 – 107.9 MHz (at 200 kHz step)
GT39UE:
FM1/FM2: 87.5 – 108.0 MHz (at 50 kHz step)
FM3: 65.0 – 74.0 MHz (at 30 kHz step)
Antenna (aerial) terminal:
External antenna (aerial) connector
Intermediate frequency: 150 kHz
Usable sensitivity: 10 dBf
Selectivity: 75 dB at 400 kHz
Signal-to-noise ratio: 70 dB (mono)
Separation: 40 dB at 1 kHz
Frequency response: 20 – 15,000 Hz
Sony Corporation
9-889-678-02
2010B04-1
Audio&Video Business Group
©
2010.02
Published by Sony Techno Create Corporation
Photo: CDX-GT35U
Model Name Using Similar Mechanism
CD Drive Mechanism Type
Optical Pick-up Name
SPECIFICATIONS
AM
E, Argentina model:
Tuning range:
531 – 1,602 kHz (at 9 kHz step)
530 – 1,710 kHz (at 10 kHz step)
AM tuning interval:
9 kHz/10 kHz switchable
Antenna (aerial) terminal:
External antenna (aerial) connector
Intermediate frequency: 25 kHz
Sensitivity: 26 μV
MW/LW
AEP, UK, Russian model:
Tuning range:
MW: 531 – 1,602 kHz
LW: 153 – 279 kHz
Antenna (aerial) terminal:
External antenna (aerial) connector
Intermediate frequency: 25 kHz
Sensitivity: MW: 26 μV, LW: 45μ
FM/AM COMPACT DISC PLAYER
CDX-GT35U: AEP, UK, Russian model/GT39U/GT39UE
FM/MW/LW COMPACT DISC PLAYER
CDX-GT35U/GT39U/
Russian Model
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: 500 mA
Power amplifi er section
Outputs: Speaker outputs (sure seal connectors)
Speaker impedance: 4 – 8 ohms
Maximum power output:
E model: 52 W × 4 (at 4 ohms)
Except E model: 45 W × 4 (at 4 ohms)
– Continued on next page –
CDX-GT35U: E, Argentina model
GT39UE
AEP Model
UK Model
CDX-GT35U/GT39U
E Model
CDX-GT35U
CDX-GT35U/GT39UE
CDX-GT33U
MG-101Y-188//Q
DAX-25A

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Summary of Contents for Sony CDX-GT35U

  • Page 1 – Continued on next page – Intermediate frequency: 25 kHz Sensitivity: MW: 26 μV, LW: 45μ CDX-GT35U: E, Argentina model FM/AM COMPACT DISC PLAYER CDX-GT35U: AEP, UK, Russian model/GT39U/GT39UE FM/MW/LW COMPACT DISC PLAYER Sony Corporation 9-889-678-02 2010B04-1 Audio&Video Business Group ©...
  • Page 2 COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE WITH MARK 0 ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.

  • Page 3: Table Of Contents

    CDX-GT35U/GT39U/GT39UE This compact disc player is classifi ed as a CLASS 1 LASER prod- TABLE OF CONTENTS uct. The CLASS 1 LASER PRODUCT label is located on the ex- terior. SERVICE NOTE ............GENERAL Connections ..............DISASSEMBLY 3-1. Sub Panel Assy ...............

  • Page 4: Service Note

    CDX-GT35U/GT39U/GT39UE SECTION 1 SERVICE NOTE EXTENSION CABLE AND SERVICE POSITION When repairing or servicing this set, connect the jig (extension cable) as shown below. • Connect the MAIN board (CN701) and the SERVO board (CN401) with the extension cable (Part No. J-2502-076-1).

  • Page 5: General

    CDX-GT35U/GT39U/GT39UE SECTION 2 GENERAL This section is extracted from instruction manual. CONNECTIONS • E model            Ω...
  • Page 6 CDX-GT35U/GT39U/GT39UE Ver. 1.1 • AEP, UK, Russian, Argentina model                      ...

  • Page 7: Disassembly

    CDX-GT35U/GT39U/GT39UE SECTION 3 DISASSEMBLY • This set can be disassembled in the order shown below. 3-1. SUB PANEL ASSY (Page 8) 3-2. CD MECHANISM BLOCK (Page 8) 3-4. SERVO BOARD 3-3. MAIN BOARD (Page 9) (Page 9) 3-5. CHASSIS (T) SUB ASSY (Page 10) 3-6.

  • Page 8: Sub Panel Assy

    CDX-GT35U/GT39U/GT39UE Note: Follow the disassembly procedure in the numerical order shown below. 3-1. SUB PANEL ASSY two claws two claws two screws (+PTT 2.6 × 6) sub panel assy 3-2. CD MECHANISM BLOCK 7 bracket (CD) 8 CD mechanism block 6 two screws (+PTT 2.6...

  • Page 9: Main Board

    CDX-GT35U/GT39U/GT39UE 3-3. MAIN BOARD 2 two screws (+PTT 2.6 4 two screws (+P 2.6 5 two screws (+PTT 2.6 1 three screws 6 screw (+BTT 2.6 (+P 2.6 7 screw (+PTT 2.6 8 heat sink 9 MAIN board insulating sheet 3-4.

  • Page 10: Chassis (T) Sub Assy

    CDX-GT35U/GT39U/GT39UE 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 (RA1) 1 spring (RAL) 3 washer...

  • Page 11: Chassis (Op) Assy

    CDX-GT35U/GT39U/GT39UE 3-7. CHASSIS (OP) ASSY 6 chassis (OP) assy 1 tension spring (KF) 7 two coil springs (damper) (natural) 8 coil spring (damper) (green) 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 12: Sled Motor Assy

    CDX-GT35U/GT39U/GT39UE 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 13: 3-10. Optical Pick-Up Section

    CDX-GT35U/GT39U/GT39UE 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 14 CDX-GT35U/GT39U/GT39UE MEMO...

  • Page 15: Diagrams

    CDX-GT35U/GT39U/GT39UE SECTION 4 DIAGRAMS 4-1. BLOCK DIAGRAM – MAIN Section – ELECTRONIC VOLUME IC804 J303 AUDIO O/P SUB L REAR/SUB O/P SUB R R-CH (REAR/SUB) R-CH R-CH J901 I2C BUS CONTROLLED 7 AUX-LCH POWER AMP/MULTIPLE ZAP BEEP R R-CH 9 AUX-RCH...

  • Page 16: Block Diagram -Display Section

    CDX-GT35U/GT39U/GT39UE Ver. 1.1 4-2. BLOCK DIAGRAM – DISPLAY Section – SYSTEM CONTROL LCD DRIVER,LED CONTROL IC401 (2/2) IC901 KEY_IN1 KEY MATRIX LCD_SO DATA LSW901 LCD_SCK CLK LCD PANEL+B S902–908 KEY_IN0 LCD_CE SEG48 LCD901 46 KEY_ACK1 LED911,913–915,918, SEG2 LED901 LIQUID 924,925,930,931,...
  • Page 17 CDX-GT35U/GT39U/GT39UE Ver. 1.1 THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. • Waveforms – MAIN Board – (In addition to this, the necessary note is printed in each block.) For Printed Wiring Boards: For Schematic Diagrams: Note:...

  • Page 18: Printed Wiring Board -Main Section

    CDX-GT35U/GT39U/GT39UE Ver. 1.1 4-3. PRINTED WIRING BOARD – MAIN Section – • : Uses unleaded solder. J303 AUDIO OUT REAR/SUB E MODEL (ANTENNA) J801 (REMOTE IN) C115 C215 CN802 R826 R829 C107 C114 C214 C315 C304 JW220 C207 R107 C113...

  • Page 19: Schematic Diagram -Main Section (1/3)

    CDX-GT35U/GT39U/GT39UE Ver. 1.1 4-4. SCHEMATIC DIAGRAM – MAIN Section (1/3) – • See page 24 for IC Block Diagrams. MAIN BOARD (1/3) IC301 IC B/D IC301 TDA8588AJ/N2/R1 (E,AR) (RU) TDA8589AJ/N2/R1 TDA8589AJ/N2/R1/M5 (AEP,UK) I2C BUS CONTROLLED POWER AMP/ MULTIPLE VOLTAGE REGULATOR...

  • Page 20: Schematic Diagram -Main Section (2/3)

    CDX-GT35U/GT39U/GT39UE Ver. 1.1 4-5. SCHEMATIC DIAGRAM – MAIN Section (2/3) – • See page 17 for Waveforms. • See page 24 for IC Block Diagrams. • See page 26 for IC Pin Function Description. (Page 19) MAIN BOARD (1/3) MAIN BOARD (2/3)

  • Page 21: Schematic Diagram -Main Section (3/3)

    CDX-GT35U/GT39U/GT39UE Ver. 1.1 4-6. SCHEMATIC DIAGRAM – MAIN Section (3/3) – • See page 17 for waveforms. • See page 24 for IC Block Diagrams. MAIN BOARD (3/3) J303 C107 100p J303 C207 REAR/SUB AUDIO OUT 100p C213 C113 100p...

  • Page 22: Printed Wiring Boards -Key Section

    CDX-GT35U/GT39U/GT39UE 4-7. PRINTED WIRING BOARDS – KEY Section – • : Uses unleaded solder. KEY BOARD (SIDE A) LED907,S907 LED907 LSW901 LED911,913, LSW901 S907 S906 SOURCE LED914,S905 S906 S905 R943 R947 LED901 LED915 LCD901 LED915,S908 LIQUID CRYSTAL DISPLAY PANEL S908...

  • Page 23: Schematic Diagram -Key Section

    CDX-GT35U/GT39U/GT39UE 4-8. SCHEMATIC DIAGRAM – KEY Section – KEY BOARD CN901 R905 D911 R935 R907 D912 USB_VBUS MAZ8068GMLS0 MAZ8068GMLS0 IC902 R906 USB_GND IC902 LSW905 RS-470 KEY_GND LSW901 REMOTE CONTROL DSPL/SCRL LED901 USB_D+ R920 SIGNAL RECEIVER AUX_LCH NESW505CT-AST AUX_LCH (LCD BACK LIGHT)
  • Page 24 CDX-GT35U/GT39U/GT39UE Ver. 1.1 • IC Block Diagrams IC301 TDA8588AJ/N2/R1 (MAIN Board (1/3)) (E, Argentina model) IC301 TDA8589AJ/N2/R1 (MAIN Board (1/3)) (Russian model) IC301 TDA8589AJ/N2/R1/M5 (MAIN Board (1/3)) (AEP, UK model) IC402 TK11133CSCL-G (MAIN Board (1/3)) IC501 TPS40200DRG4 (MAIN Board (2/3)) OUT-FL–...
  • Page 25 CDX-GT35U/GT39U/GT39UE IC804 BD3705FV-E2 (MAIN Board (3/3)) I2C BUS LOGIC FADER FADER FADER FADER FADER LOUDNESS 3 BAND P-EQ(TONE CONTROL) VOLUME/MUTE LEVEL METER (I2C) INPUT GAIN INPUT SELECTOR (2 SIGNAL END 2 STEREO (SO)) ISO AMP ISO AMP ISO AMP ISO AMP...
  • Page 26 Regulator reference capacitor connecting pin UNISI SONY-BUS data input Not used. UNISO SONY-BUS data output Not used. (Open) UNISCK SONY-BUS clock signal output Not used. (Open) USB_ON USB over current detect IC control signal output I2C_SIO I2C serial data input/output I2C_SCK...
  • Page 27 CDX-GT35U/GT39U/GT39UE Pin No. Pin Name Description AREA_SEL0 Destination setting pin 0 (L: E model, H: Except E model) WAKE_UP CD mechanism deck micon wake up signal output MC_RX MC-BUS communication and CD mechanism deck micon communication RX input MC_TX MC-BUS communication and CD mechanism deck micon communication TX output...

  • Page 28: Exploded Views

    CDX-GT35U/GT39U/GT39UE Ver. 1.1 SECTION 5 EXPLODED VIEWS Note: • -XX and -X mean standardized parts, so • The mechanical parts with no reference The components identifi ed by mark 0 they may have some difference from the number in the exploded views are not sup- or dotted line with mark 0 are critical for original one.

  • Page 29: Front Panel Section

    CDX-GT35U/GT39U/GT39UE Ver. 1.1 5-2. FRONT PANEL SECTION not supplied (KEY board) RE901 not supplied not supplied (JACK board) not supplied CN902 LCD901 not supplied not supplied not supplied not supplied not supplied Ref. No. Part No. Description Remark Ref. No.

  • Page 30: Cd Mechanism Section (Mg-101Y-188//Q)

    CDX-GT35U/GT39U/GT39UE 5-3. CD MECHANISM SECTION (MG-101Y-188//Q) not supplied not supplied not supplied not supplied not supplied not supplied not supplied not supplied not supplied not supplied not supplied not supplied Ref. No. Part No. Description Remark Ref. No. Part No.

  • Page 31: Electrical Parts List

    CDX-GT35U/GT39U/GT39UE Ver. 1.1 SECTION 6 JACK ELECTRICAL PARTS LIST Note: • Due to standardization, replacements in • COILS When indicating parts by reference num- the parts list may be different from the uH: μH ber, please include the board name.
  • Page 32 CDX-GT35U/GT39U/GT39UE Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark LSW907 1-786-805-13 SWITCH, TACTILE (WITH LED) (5/DM+) R935 1-216-812-11 METAL CHIP 1/10W (GT35U) (GT35U) LSW907 1-786-806-13 SWITCH, TACTILE (WITH LED) (5/DM+) R936 1-216-029-00 METAL CHIP 1/10W (GT39U/GT39UE)
  • Page 33 CDX-GT35U/GT39U/GT39UE Ver. 1.1 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R990 1-216-809-11 METAL CHIP 1/10W C101 1-164-739-11 CERAMIC CHIP 560PF R991 1-216-827-11 METAL CHIP 3.3K 1/10W C103 1-126-961-11 ELECT 2.2uF R992 1-216-833-11 METAL CHIP...
  • Page 34 CDX-GT35U/GT39U/GT39UE Ver. 1.1 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C413 1-162-964-11 CERAMIC CHIP 0.001uF CN802 1-774-701-21 PIN, CONNECTOR 16P C416 1-162-970-11 CERAMIC CHIP 0.01uF C417 1-162-970-11 CERAMIC CHIP 0.01uF < DIODE > C418 1-162-970-11 CERAMIC CHIP 0.01uF...
  • Page 35 CDX-GT35U/GT39U/GT39UE MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark IC501 6-710-965-01 IC TPS40200DRG4 Q104 6-551-856-01 TRANSISTOR LTC614TKFP8T146 IC503 6-709-213-01 IC NJM2387ADL3(TE2) Q202 6-551-856-01 TRANSISTOR LTC614TKFP8T146 Q203 8-729-027-44 TRANSISTOR DTC114TKA-T146 IC804 6-714-420-01 IC BD3705FV-E2 Q204 6-551-856-01 TRANSISTOR LTC614TKFP8T146 <...
  • Page 36 CDX-GT35U/GT39U/GT39UE Ver. 1.1 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R311 1-216-841-11 METAL CHIP 1/10W R455 1-216-809-11 METAL CHIP 1/10W R313 1-216-801-11 METAL CHIP 1/10W R456 1-216-833-11 METAL CHIP 1/10W R401 1-216-845-11 METAL CHIP...
  • Page 37 CDX-GT35U/GT39U/GT39UE Ver. 1.1 MAIN SERVO Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R826 1-216-864-11 SHORT CHIP 0 (AEP,UK,RU) PARTS FOR INSTALLATION AND CONNECTIONS R827 1-216-849-11 METAL CHIP 220K 1/10W ************************************* R829 1-216-864-11 SHORT CHIP X-2179-431-2...
  • Page 38 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 2009.11 2010.02 Addition of Argentina model of CDX-GT35U.

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