Sony CDX-GT610U Service Manual
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Sony CDX-GT610U Service Manual

Fm/am compact disc player
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SERVICE MANUAL
Ver. 1.1 2007.03
• The tuner and CD sections have no adjustments.
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-GT610U:
87.5 – 107.9 MHz
CDX-GT660U: E, Chinese model/GT660US:
87.5 – 108.0 MHz (at 50 kHz step)
87.5 – 107.9 MHz (at 200 kHz step)
CDX-GT660U: Saudi Arabia model:
87.5 – 108.0 MHz (at 50 kHz step)
FM tuning interval
CDX-GT660U: E, Chinese model/GT660US:
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
Sony Corporation
9-887-481-02
eVehicle Division
2007C04-1
Published by Sony Techno Create Corporation
© 2007.03
CDX-GT610U/GT660U/
(Photo: CDX-GT610U)
Model Name Using Similar Mechanism
CD Drive Mechanism Type
Optical Pick-up Name
SPECIFICATIONS
AM
Tuning range
AM tuning interval
Antenna terminal
Intermediate frequency 10.7 MHz/450 kHz
Sensitivity
USB player section
Interface
Maximum current
Power amplifier section
Outputs
Speaker impedance
Maximum power output
FM/AM COMPACT DISC PLAYER
GT660US
Canadian Model
CDX-GT610U
E Model
CDX-GT660U/GT660US
Chinese Model
CDX-GT660U
CDX-GT41UW/GT410U/
GT460U/GT460US
MG-101U-188//Q
DAX-25A
CDX-GT610U:
530 – 1,710 kHz
CDX-GT660U: E, Chinese model/GT660US:
531 – 1,602 kHz (at 9 kHz step)
530 – 1,710 kHz (at 10 kHz step)
CDX-GT660U: Saudi Arabia model:
531 – 1,602 kHz (at 9 kHz)
CDX-GT660U: E, Chinese model/GT660US:
9 kHz/10 kHz switchable
External antenna connector
30 µV
USB (Full-speed)
500 mA
Speaker outputs (sure seal connectors)
4 – 8 ohms
52 W × 4 (at 4 ohms)
– Continued on next page –

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  • Page 1 52 W × 4 (at 4 ohms) Separation 35 dB at 1 kHz Frequency response 30 – 15,000 Hz – Continued on next page – FM/AM COMPACT DISC PLAYER Sony Corporation 9-887-481-02 eVehicle Division 2007C04-1 Published by Sony Techno Create Corporation © 2007.03...
  • Page 2 NE REMPLACER CES COMPOSANTS QUE PAR DES PIÈCES REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE SONY DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR OU DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY.
  • Page 3 CDX-GT610U/GT660U/GT660US • • CD playback UNLEADED SOLDER You can play CD-DA (also containing CD TEXT*), CD-R/CD- Boards requiring use of unleaded solder are printed with the lead- RW (MP3/WMA/AAC files also containing Multi Session) and free mark (LF) indicating the solder contains no lead.

  • Page 4: Table Of Contents

    CDX-GT610U/GT660U/GT660US Ver. 1.1 NOTE FOR REPLACEMENT OF THE SERVO BOARD TABLE OF CONTENTS When repairing, the complete SERVO board (A-1206-357-A) should be replaced since any parts in the SERVO board cannot be repaired. GENERAL Location of Controls ............5 Connections ..............6...

  • Page 5: General

    SECTION 1 GENERAL This section is extracted from instruction manual. • LOCATION OF CONTROLS • CDX-GT610U Location of controls and basic operations Main unit H EQ3 (equalizer) button 10 The following buttons on the card remote commander have also different buttons/functions To select an equalizer type (XPLOD, from the unit.

  • Page 6: Connections

    Remove the insulation film before G OPEN button 5 use (page 4). • CONNECTIONS • CDX-GT610U Connection example Notes (2- A ) AUDIO OUT • Be sure to connect the ground (earth) lead before connecting FRONT the amplifi er.
  • Page 7 CDX-GT610U/GT660U/GT660US Source selector (not supplied) Sélecteur de source Supplied with the CD/MD changer (non fourni) Fourni avec le changeur de CD/MD XA-C40 BUS AUDIO IN /AUX IN AUDIO OUT REMOTE FRONT SUB OUT (MONO) AUDIO AUDIO RCA pin cord (not supplied)
  • Page 8 CDX-GT610U/GT660U/GT660US • CDX-GT660U: E, Chinese model/GT660US Connection example Notes (2- A ) • Be sure to connect the ground (earth) lead before connecting AUDIO OUT the amplifi er. FRONT • The alarm will only sound if the built-in amplifi er is used.
  • Page 9 CDX-GT610U/GT660U/GT660US Source selector (not supplied) Selector de fuente Supplied with the CD/MD changer (no suministrado) Suministrado con el cambiador de CD/MD XA-C40 BUS AUDIO IN /AUX IN AUDIO OUT REMOTE FRONT SUB OUT (MONO) AUDIO AUDIO AUDIO REAR FRONT RCA pin cord (not supplied)
  • Page 10 CDX-GT610U/GT660U/GT660US • CDX-GT660U: Saudi Arabia model Connection example Notes (2- A ) • Be sure to connect the ground (earth) lead before connecting AUDIO OUT the amplifi er. FRONT • The alarm will only sound if the built-in amplifi er is used.
  • Page 11 CDX-GT610U/GT660U/GT660US Source selector (not supplied) Supplied with the CD/MD changer XA-C40 BUS AUDIO IN /AUX IN AUDIO OUT REMOTE FRONT SUB OUT (MONO) AUDIO AUDIO AUDIO RCA pin cord (not supplied) REAR FRONT Be sure to match the color-coded cord...

  • Page 12: Disassembly

    CDX-GT610U/GT660U/GT660US Ver. 1.1 SECTION 2 DISASSEMBLY Note: This set can be disassemble according to the following sequence. 2-1. SUB PANEL ASSY (Page 13) 2-2. CD MECHANISM BLOCK (Page 13) 2-4. SERVO BOARD 2-3. MAIN BOARD (Page 14) (Page 14) 2-5.

  • Page 13: Sub Panel Assy

    CDX-GT610U/GT660U/GT660US Note: Follow the disassembly procedure in the numerical order given. 2-1. SUB PANEL ASSY 3 two claws 4 CN203 (3P) 2 two claws 5 flexible flat cable (20 core) 1 two screws (CN802) (+PTT 2.6 × 6) 6 sub panel assy 2-2.

  • Page 14: Main Board

    CDX-GT610U/GT660U/GT660US 2-3. MAIN BOARD 7 screw 8 two screws 5 screw (+PTT 2.6 × 10) (+P 2.6 × 8) (+PTT 2.6 × 8) 9 two screws (+PTT 2.6 × 10) 0 two screws (+P 2.6 × 8) 6 cord (RCA) 1 three ground point screws (+PTT 2.6 ×...

  • Page 15: Chassis (T) Sub Assy

    CDX-GT610U/GT660U/GT660US 2-5. CHASSIS (T) SUB ASSY 2 two precision screws 1 two precision screws (+P 1.7 × 2.2) (+P 1.7 × 2.2) 4 chassis (T) sub assy 3 claw 2-6. ROLLER ARM ASSY 5 roller arm assy 4 gear (RA1)

  • Page 16: Chassis (Op) Assy

    CDX-GT610U/GT660U/GT660US Ver. 1.1 2-7. CHASSIS (OP) ASSY 6 chassis (OP) assy 1 tension spring (KF) 7 coil spring (damper) (natural) 8 coil spring (damper) (green) 4 slider (R) 3 lever (D) 2 gear (LE1)

  • Page 17: Diagnosis Function

    CDX-GT610U/GT660U/GT660US SECTION 3 DIAGNOSIS FUNCTION Description of the Diagnostics function: 4. Contents of each display mode 4-1. Reset count display mode 1. Setting the Diag display mode With the power off, press the [4] button, [5] button, and [4] button on the set body or the remote control (for more than 2 seconds) in turn.
  • Page 18 CDX-GT610U/GT660U/GT660US 4-5. CD error information display mode 4-6. OFFSET/FAILURE error display mode 4-5-1. Error description 0 6 1 X X X X X 0 5 1 Operating hours Error information Error description Error description Indication Description (in hexadecimal (0: OFFSET, 1: FAILURE)
  • Page 19 CDX-GT610U/GT660U/GT660US The display mode is switched by each rotation of [2/GP/ALBM+] or 4-7-2. Disc type and operating hours [1/GP/ALBM--] keys during the CD error information display mode. 0 7 1 X X X X Operating hours USB error info history 1 (latest)
  • Page 20 CDX-GT610U/GT660U/GT660US MEMO...

  • Page 21: Diagrams

    CDX-GT610U/GT660U/GT660US SECTION 4 DIAGRAMS 4-1. BLOCK DIAGRAM — MAIN SECTION — ELECTRONIC VOLUME IC401 J451 (2/2) J451 (1/2) OUTR2 AUDIO OUT OUTR1 R-CH REAR R-CH 9 BUS-LCH (REAR) (REAR) BUS-RCH 7 BUS-RCH AUDIO BUS-RCH Q471 OUTF2 AUDIO OUT OUTF1 R-CH...

  • Page 22: Block Diagram -Display Section

    CDX-GT610U/GT660U/GT660US 4-2. BLOCK DIAGRAM — DISPLAY SECTION — FL900 FLUORESCENT SYSTEM CONTROL INDICATOR TUBE IC501 (2/2) GRID1 KEYIN0 KEY MATRIX GRID2 LSW901, FL SO S201,902–904,906–917 KEYIN1 GRID3 FL SCK D501 FL CS FL DRIVE FL VH+12V Q991 KEY ACKNOWLEDGE PANEL+B...
  • Page 23 CDX-GT610U/GT660U/GT660US • NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS • Waveforms — MAIN Board — THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. (In addition to this, the necessary note is IC501 i; (XIN) printed in each block.) For schematic diagrams.

  • Page 24: Printed Wiring Board -Main Section

    CDX-GT610U/GT660U/GT660US 4-3. PRINTED WIRING BOARD — MAIN SECTION — : Uses unleaded solder. J451 J370 CNJ400 (REMOTE IN) (BUS CONTROL IN) JC300 JC301 JC999 +B 14.4V D471 CNJ400 C323 C452 C442 C422 C324 C432 CN300 C414 C413 C301 FU601 IC300...

  • Page 25: Schematic Diagram -Main Section (1/3)

    CDX-GT610U/GT660U/GT660US 4-4. SCHEMATIC DIAGRAM — MAIN SECTION (1/3) — • Refer to page 32 for IC Block Diagrams. C303 JC302 C323 C324 C306 C308 C304 JC504 R302 C319 C305 C309 C317 JC300 JC301 C301 C307 R301 C318 JC999 IC300 CN300...

  • Page 26: Schematic Diagram -Main Section (2/3)

    CDX-GT610U/GT660U/GT660US 4-5. SCHEMATIC DIAGRAM — MAIN SECTION (2/3) — • Refer to page 32 for IC Block Diagrams. J451 CN410 C442 C422 C413 C414 C452 C432 C411 R418 R416 R411 R442 R422 R452 R432 Q471 C443 C447 JW25 R419 R417...

  • Page 27: Schematic Diagram -Main Section (3/3)

    CDX-GT610U/GT660U/GT660US • Refer to page 23 for Waveforms. • Refer to page 32 for IC Block Diagrams. 4-6. SCHEMATIC DIAGRAM — MAIN SECTION (3/3) — • Refer to page 33 for IC Pin Description of IC501. (Page 25) (Page 26)

  • Page 28: Printed Wiring Board -Sub Section

    CDX-GT610U/GT660U/GT660US 4-7. PRINTED WIRING BOARD — SUB SECTION — : Uses unleaded solder. FMA4 LED202 R202 CN201 R201 S201 LED201 LED201 LED202,S201 (CD INDICATOR) FMA3 1-872-098- KEY BOARD CN901 (Page 24) (Page 30) MAIN BOARD CN802 1-872-098- CDX-GT610U/GT660U/GT660US...

  • Page 29: Schematic Diagram -Sub Section

    CDX-GT610U/GT660U/GT660US 4-8. SCHEMATIC DIAGRAM — SUB SECTION — CN202 CN201 C202 (Page 31) (Page 26) R201 R202 S201 LED201 LED202 CN203 R205 R204 R203 D204 D203 CDX-GT610U/GT660U/GT660US...

  • Page 30: Printed Wiring Board -Key Section

    CDX-GT610U/GT660U/GT660US 4-9. PRINTED WIRING BOARD — KEY SECTION — : Uses unleaded solder. R939 LED944 LED992 LED942 LED994 S907 S903 R941 D904 IC971 S917 S916 S915 S914 S913 S912 S911 S910 S909 SUB BOARD CN201 (Page 28) • Semiconductor Location Ref.

  • Page 31: Schematic Diagram -Key Section

    CDX-GT610U/GT660U/GT660US 4-10. SCHEMATIC DIAGRAM — KEY SECTION — D982 R991 R992 R993 FL900 R973 LED917 LED967 LED909 LED959 LED943 LED993 LED907 LED957 R971 LSW901(2/2) R972 IC971 LED914 LED964 LED941 LED991 LED902 LED952 LED908 LED958 D971 C971 LED916 LED966 LED910 LED960...
  • Page 32 CDX-GT610U/GT660U/GT660US • IC BLOCK DIAGRAMS IC601 BA8271F-E2 (MAIN Board (1/3)) IC802 BD9778HFP (MAIN Board (3/3)) BUS ON BUS ON SWITCH RESET RESET SWITCH BUS ON DRIVER CLK IN BATTERY RESET BATT BU IN LATCH SWITCH CURRENT LIMIT VREF VREF COMPARATOR...
  • Page 33 CDX-GT610U/GT660U/GT660US • IC PIN DESCRIPTION IC501 MB90F046PF-G-102E1 (SYSTEM CONTROL) (MAIN BOARD (3/3)) Pin No. Pin Name Pin Description AREASEL0 Destination setting pin 0 AREASEL1 Destination setting pin 1 AREASEL2 Destination setting pin 2 B-OUTSEL Black-out with/without discrimination signal input “H”: Black-out...
  • Page 34 RDS (Radio Data System) data block synchronized detect signal input DAVN Not used in this set. Not used. (Open) UNISI SONY bus data signal input UNISO SONY bus data signal output UNISCK SONY bus clock signal output 61 to 63 Not used.

  • Page 35: Exploded Views

    CDX-GT610U/GT660U/GT660US SECTION 5 EXPLODED VIEWS NOTE: • The mechanical parts with no reference • -XX and -X mean standardized parts, so The components identified by mark 0 or dotted line with mark number in the exploded views are not supplied.

  • Page 36: Front Panel Section

    CDX-GT610U/GT660U/GT660US 5-2. FRONT PANEL SECTION RE901 not supplied (KEY board) not supplied FL900 not supplied not supplied not supplied not supplied not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-1218-113-A PANEL OVERALL ASSY, FRONT (GT660US)

  • Page 37: Cd Mechanism Section (Mg-101U-188//Q)

    CDX-GT610U/GT660U/GT660US Ver. 1.1 5-3. CD MECHANISM SECTION (MG-101U-188//Q) NOTE: Refer to SUPPLEMENT-1 for disassembly of OPTICAL PICK-UP. 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.

  • Page 38: Electrical Parts List

    CDX-GT610U/GT660U/GT660US SECTION 6 ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in • SEMICONDUCTORS The components identified by mark 0 or dotted line with mark the parts list may be different from the In each case, u : µ, for example: 0 are critical for safety.
  • Page 39 CDX-GT610U/GT660U/GT660US Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark LED964 8-719-078-21 LED SML-310PTT86 (2/GP/ALBM +) R936 1-216-027-00 RES-CHIP 1/10W LED965 8-719-078-21 LED SML-310PTT86 (1/GP/ALBM –) R937 1-216-025-11 RES-CHIP 1/10W LED966 8-719-078-21 LED SML-310PTT86 (DSPL) R938 1-216-027-00 RES-CHIP...
  • Page 40 CDX-GT610U/GT660U/GT660US MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark S903 1-786-653-21 SWITCH, TACTILE (M > SEEK+) C323 1-115-340-11 CERAMIC CHIP 0.22uF S904 1-786-653-21 SWITCH, TACTILE (MODE) C324 1-115-340-11 CERAMIC CHIP 0.22uF S906 1-786-653-21 SWITCH, TACTILE (EQ3)
  • Page 41 CDX-GT610U/GT660U/GT660US MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C507 1-162-970-11 CERAMIC CHIP 0.01uF D110 8-719-420-90 DIODE MA8051-M C508 1-162-964-11 CERAMIC CHIP 0.001uF D114 8-719-420-90 DIODE MA8051-M C509 1-162-970-11 CERAMIC CHIP 0.01uF D115 8-719-978-33 DIODE DTZ-TT11-6.8B...
  • Page 42 CDX-GT610U/GT660U/GT660US MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark IC602 6-703-224-01 IC S-80828CNNB-B8NT2G L301 1-216-864-11 SHORT CHIP IC801 6-710-493-01 IC NJM2370U1-12-TE2 L302 1-216-864-11 SHORT CHIP IC802 6-707-911-01 IC BD9778HFP L303 1-216-864-11 SHORT CHIP IC803 6-710-624-01 IC TPS2051BDRG4...
  • Page 43 CDX-GT610U/GT660U/GT660US MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R431 1-216-809-11 METAL CHIP 1/10W R535 1-216-809-11 METAL CHIP 1/10W R432 1-216-833-11 METAL CHIP 1/10W R536 1-216-811-11 METAL CHIP 1/10W R433 1-218-883-11 METAL CHIP 0.5% 1/10W...
  • Page 44 CDX-GT610U/GT660U/GT660US MAIN SERVO Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R805 1-218-893-11 METAL CHIP 0.5% 1/10W MISCELLANEOUS R806 1-216-821-11 METAL CHIP 1/10W *************** R808 1-216-821-11 METAL CHIP 1/10W R809 1-216-821-11 METAL CHIP 1/10W 1-833-102-11 CORD (WITH CONNECTOR) (POWER)
  • Page 45 CDX-GT610U/GT660U/ GT660US Canadian Model CDX-GT610U E Model SERVICE MANUAL CDX-GT660U/GT660US Chinese Model CDX-GT660U Ver. 1.1 2007.03 SUPPLEMENT-1 File this supplement with the service manual. Subject: Notes for removal of the OPTICAL PICK-UP added. DISASSEMBLY 1. CHUCKING ARM SUB ASSY 3 chucking arm sub assy 1 spring Note: Have this portion receive the chassis.
  • Page 46 CDX-GT610U/GT660U/GT660US 2. SLED MOTOR ASSY 2 three serration screws (M 2 × 3) 3 sled mtor assy 1 spring turn table spring stand Note: Never remove these parts since they were adjusted. stand Note: Place the stand with care not to touch the turn table.
  • Page 47 CDX-GT610U/GT660U/GT660US 3. 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. 4. OPTICAL PICK-UP 1 pan tapping screw (M 1.4 × 2.5) 2 leaf spring (sub guide)
  • Page 48 CDX-GT610U/GT660U/GT660US REVISION HISTORY Clicking the version allows you to jump to the revised page. Also, clicking the version at the upper on the revised page allows you to jump to the next revised page. Ver. Date Description of Revision 2006.11 2007.03...

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