Sony CDX-GT61UI Service Manual
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Sony CDX-GT61UI Service Manual

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CDX-GT61UI/GT610UI
SERVICE MANUAL
Ver. 1.1 2007.04
• The tuner and CD sections have no adjustments.
AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND TOTAL HARMONIC DISTORTION
23.2 watts per channel minimum continuous average power into
4 ohms, 4 channels driven from 20 Hz to 20 kHz with no more
than 5% total harmonic distortion.
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
87.5 – 107.9 MHz
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
9-887-538-02
eVehicle Division
2007D04-1
Published by Sony Techno Create Corporation
© 2007.04
(Photo: CDX-GT61UI)
Model Name Using Similar Mechanism
CD Drive Mechanism Type
Optical Pick-up Name
SPECIFICATIONS
AM
Tuning range
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
US Model
CDX-GT41UW/GT410U
MG-101U-188//Q
DAX-25A
530 – 1,710 kHz
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 0.5% (stereo), 0.3% (mono) Separation 35 dB at 1 kHz Frequency response 30 – 15,000 Hz – Continued on next page – FM/AM COMPACT DISC PLAYER Sony Corporation 9-887-538-02 eVehicle Division 2007D04-1 Published by Sony Techno Create Corporation © 2007.04...
  • 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-GT61UI/GT610UI Ver. 1.1 • CD playback TABLE OF CONTENTS You can play CD-DA (also containing CD TEXT*), CD-R/CD- RW (MP3/WMA/AAC files also containing Multi Session) and SERVICE NOTE ............4 ATRAC CD (ATRAC3 and ATRAC3plus format). Type of discs Label on the disc GENERAL Location of Controls ............

  • Page 4: Service Note

    CDX-GT61UI/GT610UI 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 (CN350) and the SERVO board (CN2) with the extension cable (Part No. J-2502-076-1).

  • Page 5: General

    SECTION 2 GENERAL This section is extracted from instruction manual. • LOCATION OF CONTROLS • CDX-GT61UI Location of controls and basic operations Main unit K SEEK –/+ buttons The following buttons on the card remote commander have also different buttons/functions...

  • Page 6: Connections

    CDX-GT61UI/GT610UI • CONNECTIONS • CDX-GT61UI Connection example Notes (2- A ) iPod • Be sure to connect the ground (earth) lead before connecting the amplifi er. BUS AUDIO IN • The alarm will only sound if the built-in amplifi er is used.

  • Page 7: Connection Diagram

    CDX-GT61UI/GT610UI Source selector BUS AUDIO IN (not supplied) Supplied with the CD/MD changer Selector de fuente Suministrado con el cambiador de CD/MD (no suministrado) XA-C40 Supplied with XA-C40 Suministrado con el from car antenna (aerial) XA-C40 desde la antena del automóvil...

  • Page 8: Connection Example

    CDX-GT61UI/GT610UI • CDX-GT610UI Connection example Notes (2- A ) iPod • Be sure to connect the ground (earth) lead before connecting the amplifi er. • The alarm will only sound if the built-in amplifi er is used. BUS AUDIO IN...
  • Page 9 CDX-GT61UI/GT610UI Source selector BUS AUDIO IN (not supplied) Supplied with the CD/MD changer Sélecteur de source Fourni avec le changeur de CD/MD (non fourni) XA-C40 Supplied with XA-C40 Fourni avec le XA-C40 from car antenna (aerial) à partir de l’antenne du véhicule...

  • Page 10: Disassembly

    CDX-GT61UI/GT610UI Ver. 1.1 SECTION 3 DISASSEMBLY Note: This set can be disassemble according to the following sequence. 3-1. SUB PANEL (FL-U) ASSY (Page 11) 3-2. CD MECHANISM BLOCK (Page 11) 3-4. SERVO BOARD 3-3. MAIN BOARD (Page 12) (Page 12) 3-5.

  • Page 11: Sub Panel (Fl-U) Assy

    CDX-GT61UI/GT610UI Note: Follow the disassembly procedure in the numerical order given. 3-1. SUB PANEL (FL-U) ASSY 3 two claws 2 two claws 1 two screws (+PTT 2.6 × 6) 4 sub panel (FL-U) assy 3-2. CD MECHANISM BLOCK 7 bracket (CD)

  • Page 12: Main Board

    CDX-GT61UI/GT610UI 3-3. MAIN BOARD 8 screw (+PTT 2.6 × 10) 6 screw 2 two screws (+PTT 2.6 × 8) 9 two screws (+PTT 2.6 × 8) (+P 2.6 × 8) 1 three ground point screws 0 two screws (+PTT 2.6 × 6) (+PTT 2.6 ×...

  • Page 13: Chassis (T) Sub Assy

    CDX-GT61UI/GT610UI 3-5. 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 3-6. ROLLER ARM ASSY 5 roller arm assy 4 gear (RA1)

  • Page 14: Chassis (Op) Assy

    CDX-GT61UI/GT610UI Ver. 1.1 3-7. 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 15: Diagnosis Function

    CDX-GT61UI/GT610UI SECTION 4 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 16 CDX-GT61UI/GT610UI 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 17 CDX-GT61UI/GT610UI 4-7-2. Disc type and operating hours The display mode is switched by each rotation of [2/GP/ALBM+] or [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 18 CDX-GT61UI/GT610UI MEMO...

  • Page 19: Diagrams

    CDX-GT61UI/GT610UI SECTION 5 DIAGRAMS 5-1. BLOCK DIAGRAM — MAIN SECTION — IPOD/BUS SELECT SWITCH ELECTRONIC VOLUME IC402 IC401 J652 (1/2) 2 BUS-LCH AUDIO BUS-RCH BUS-RCH, 1 BUS-RCH IPOD-AUD-RCH J652 (2/2) DISPLAY IPOD-AUD-L SUBOUT-L AUDIO OUT SECTION FUNCTION SELECT SUBOUT-R R-CH...

  • Page 20: Block Diagram -Display Section

    CDX-GT61UI/GT610UI 5-2. BLOCK DIAGRAM — DISPLAY SECTION — FL901 FLUORESCENT SYSTEM CONTROL INDICATOR TUBE IC501 (2/2) GRID1 GRID2 GRID3 KEYIN0 KEY MATRIX LSW901,902 FL DRIVE • FL VH+12V S901–904,906–915 KEYIN1 Q883 D503 FL DRIVE PANEL+B • FL SO Q882 KEY ACKNOWLEDGE FL SCK LED841–847,...
  • Page 21 CDX-GT61UI/GT610UI • 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; (XOUT) printed in each block.) For schematic diagrams.

  • Page 22: Printed Wiring Board -Main Section

    CDX-GT61UI/GT610UI 5-3. PRINTED WIRING BOARD — MAIN SECTION — : Uses unleaded solder. • Semiconductor Location Ref. No. Location Ref. No. Location C301 D802 C305 C330 C309 (D101) (D804) C304 C307 C325 (D102) D901 (D103) (D104) (IC200) (D105) (IC201) R448...
  • Page 23 CDX-GT61UI/GT610UI J652 (IPOT IN) CNJ400 (BUS CONTROL IN) CNJ400 CN300 F901 C452 C413 IC300 3 2 1 R449 6 5 4 R431 C600 R451 C431 C303 C441 C998 C623 C316 L300 D607 D304 C314 (TUNER UNIT) D303 C308 C702 C491...

  • Page 24: Schematic Diagram -Main Section (1/4)

    CDX-GT61UI/GT610UI 5-4. SCHEMATIC DIAGRAM — MAIN SECTION (1/4) — • Refer to page 30 for IC Block Diagrams. C303 C302 C306 C308 L902 C325 C330 C444 C424 L901 C301 C304 C305 C307 C309 C317 IC300 IC B/D CN300 C454 C434...

  • Page 25: Schematic Diagram -Main Section (2/4)

    CDX-GT61UI/GT610UI 5-5. SCHEMATIC DIAGRAM — MAIN SECTION (2/4) — • Refer to page 30 for IC Block Diagrams. J652 C445 C443 R443 C452 C432 C413 C414 Q420 Q440 Q452 Q432 R357 R358 C426 C423 R423 R355 R356 C365 C366 R448...

  • Page 26: Schematic Diagram -Main Section (3/4)

    CDX-GT61UI/GT610UI • Refer to page 21 for Waveforms. 5-6. SCHEMATIC DIAGRAM — MAIN SECTION (3/4) — • Refer to page 33 for IC Pin Description of IC501. (Page 24) (Page 25) C407 C406 S103 R519 C519 R561 C507 R674 D353...

  • Page 27: Schematic Diagram -Main Section (4/4)

    CDX-GT61UI/GT610UI • Refer to page 21 for Waveforms. 5-7. SCHEMATIC DIAGRAM — MAIN SECTION (4/4) — • Refer to page 31 for IC Block Diagrams. (Page 25) C151 R151 R153 C154 R150 CN370 C153 L151 C152 R154 R152 C155 R156...

  • Page 28: Printed Wiring Board -Key Section

    CDX-GT61UI/GT610UI 5-8. PRINTED WIRING BOARD — KEY SECTION — : Uses unleaded solder. LED843 LED841 C841 C843 S902 LED961-963 LED841, S901 (RING ILLUMINATION) LED842 S901 (CD INDICATOR) LED842 R904 R903 LED961 C842 S904 S903 LSW902 LSW901 R947 R906 R907 R908...

  • Page 29: Schematic Diagram -Key Section

    CDX-GT61UI/GT610UI 5-9. SCHEMATIC DIAGRAM — KEY SECTION — LED846 LED961 R855 R841 R843 R947 R849 R859 R851 R853 R964 R974 R981 R978 R975 LED844 LED850 LED852 LED857 LED962 R856 R842 R845 R852 R961 R976 LSW901(1/2) IC971 IC972 C976 C977 LED841...
  • Page 30 CDX-GT61UI/GT610UI • IC BLOCK DIAGRAMS IC300 TDA8588AJ/N2/R1 (MAIN Board (1/4)) IC401 BD3442FS-E2 (MAIN Board (2/4)) BUS-RCH VCC2 32 FIL OUT-FL– C BUS 100k 31 GND BUS-LCH OUT-FL+ INPUT INPUT VOLUME1 TREBLE VOLUME2 100k SELECTOR GAIN /MUTE /BASS OUT-RL– TU-RCH 3...
  • Page 31 CDX-GT61UI/GT610UI IC250 ATMEGA32L-8AU-S2 (MAIN Board (4/4)) ADC3 PORT A PORT C ADC2 DRIVERS DRIVERS ADC1 /BUFFERS /BUFFERS ADC0 PORT A PORT C DIGITAL DIGITAL INTERFACE INTERFACE MUX & INTERFACE PROGRAM STACK TIMERS OSCILLATOR COUNTER POINTER /COUNTERS PROGRAM SRAM INTERNAL FLASH...
  • Page 32 CDX-GT61UI/GT610UI IC801 NJM2387ADL3 (MAIN Board (4/4)) IC802 NJM2387ADL3 (MAIN Board (4/4)) CURRENT LIMIT OVERVOLTAGE THERMAL PROTECTION PROTECTION BANDGAP REFERENCE CONT VOUT VADJ IC803 BD9778HFP (MAIN Board (4/4)) DRIVER RESET LATCH CURRENT LIMIT VREF COMPARATOR ERROR SOFT VREF START ON/OFF L:OFF...
  • Page 33 CDX-GT61UI/GT610UI • IC PIN DESCRIPTION IC501 MB90F046PF-G-105E1 (SYSTEM CONTROL) (MAIN BOARD (3/4)) 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 Not used. (Open) 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 Z MUTE...

  • Page 35: Exploded Views

    CDX-GT61UI/GT610UI SECTION 6 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

    A-1239-378-A PANEL COMPLETE ASSY, FRONT (GT610UI) 2-686-941-01 HOLDER (USB) X-2176-922-1 BUTTON ASSY (S) X-2176-322-1 CAP (USB) ASSY X-2176-924-1 PANEL (SV) ASSY, FRONT (GT61UI) 3-251-320-01 EMBLEM (NO. 2.5), SONY X-2176-925-1 PANEL (SV) ASSY, FRONT (GT610UI) CN901 1-820-620-11 PLUG, CONNECTOR 24P X-2149-353-1 KNOB (VOL) (SV) ASSY...

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

    CDX-GT61UI/GT610UI Ver. 1.1 6-3. 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-GT61UI/GT610UI SECTION 7 ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in • Items marked “*” are not stocked since The components identified by mark 0 or dotted line with mark the parts list may be different from the they are seldom required for routine service.
  • Page 39 CDX-GT61UI/GT610UI MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R842 1-216-814-11 METAL CHIP 1/10W R984 1-216-801-11 METAL CHIP 1/10W R843 1-216-815-11 METAL CHIP 1/10W R988 1-216-864-11 SHORT CHIP R844 1-216-814-11 METAL CHIP 1/10W R989 1-216-845-11 METAL CHIP...
  • Page 40 CDX-GT61UI/GT610UI MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C213 1-162-927-11 CERAMIC CHIP 100PF C414 1-163-251-11 CERAMIC CHIP 100PF C214 1-126-964-11 ELECT 10uF C415 1-162-970-11 CERAMIC CHIP 0.01uF C215 1-124-233-11 ELECT 10uF C417 1-162-970-11 CERAMIC CHIP 0.01uF...
  • Page 41 CDX-GT61UI/GT610UI MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C804 1-162-970-11 CERAMIC CHIP 0.01uF D302 6-501-362-01 DIODE 1A4-TA26 C805 1-107-826-11 CERAMIC CHIP 0.1uF D303 6-501-362-01 DIODE 1A4-TA26 C806 1-124-589-11 ELECT 47uF D304 6-501-362-01 DIODE 1A4-TA26...
  • Page 42 CDX-GT61UI/GT610UI MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark L300 1-456-617-11 COIL, CHOKE 1-216-821-11 METAL CHIP 1/10W L401 1-216-864-11 SHORT CHIP 1-216-864-11 SHORT CHIP L402 1-216-295-11 SHORT CHIP 1-216-864-11 SHORT CHIP L403 1-216-295-11 SHORT CHIP...
  • Page 43 CDX-GT61UI/GT610UI MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R277 1-216-833-11 METAL CHIP 1/10W R504 1-218-871-11 METAL CHIP 0.5% 1/10W R278 1-216-833-11 METAL CHIP 1/10W R505 1-218-871-11 METAL CHIP 0.5% 1/10W R279 1-216-833-11 METAL CHIP...
  • Page 44 CDX-GT61UI/GT610UI MAIN SERVO Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R707 1-216-841-11 METAL CHIP 1/10W MISCELLANEOUS R708 1-216-829-11 METAL CHIP 4.7K 1/10W *************** R709 1-216-833-11 METAL CHIP 1/10W R800 1-216-829-11 METAL CHIP 4.7K 1/10W 1-833-100-11 CORD (WITH CONNECTOR) (POWER)
  • Page 45 CDX-GT61UI/GT610UI US Model SERVICE MANUAL Ver. 1.1 2007.04 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-GT61UI/GT610UI 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-GT61UI/GT610UI 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: Revision History

    CDX-GT61UI/GT610UI 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 2007.01 2007.04...

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