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Sony HCD-GX40 Service Manual
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Sony HCD-GX40 Service Manual

Sony HCD-GX40 Service Manual

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3 7 63 1515 0
SERVICE MANUAL
Ver 1.1 2003. 10
• HCD-GX40 is the tuner, deck, CD and
amplifier section in MHC-GX40.
TE
L 13942296513
AUDIO POWER SPECIFICATIONS:
(USA model only)
POWER OUTPUT AND TOTAL
HARMONIC DISTORTION:
with 6 ohms loads both channels driven, from
120 – 10,000 Hz; rates 60 watts per channel
minimum RMS power, with no more than 10%
total harmonic distortion from 250 milliwatts to
rated output.
Total harmonic distortion less than 0.07%
Amplifier section
Front speaker
Continuous RMS power output (reference)
Total harmonic distortion less than 0.07%
Sub woofer
Continuous RMS power output (reference)
Total harmonic distortion less than 0.07%
www
.
Sony Corporation
9-874-011-02
2003J16-1
Home Audio Company
© 2003.10
Published by Sony Engineering Corporation
http://www.xiaoyu163.com
CD player section
System
Laser
Frequency response
Wavelength
Signal-to-noise ratio
Dynamic range
Tape deck section
(6 ohms at 1 kHz, 30 W)
Recording system
Frequency response
60 + 60 watts (6 ohms at
Tuner section
1 kHz, 10% THD)
FM stereo, FM/AM superheterodyne tuner
(6 ohms at 1 kHz, 30 W)
FM tuner section
120 watts (12 ohms at
Tuning range
40 Hz, 10% THD)
Antenna
Antenna terminals
(12 ohms at 40 Hz, 60 W)
Intermediate frequency
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http://www.xiaoyu163.com
HCD-GX40
2 9
8
Model Name Using Similar Mechanism
CD
CD Mechanism Type
Section
Optical Pick-up Name
Tape deck
Model Name Using Similar Mechanism
Section
Tape Transport Mechanism Type
Q Q
3
6 7
1 3
1 5
SPECIFICATIONS
Compact disc and digital
audio system
Semiconductor laser
(λ=780 nm)
Emission duration:
continuous
2 Hz – 20 kHz (±0.5 dB)
780 – 790 nm
More than 90 dB
More than 90 dB
4-track 2-channel stereo
50 – 13,000 Hz (±3 dB),
using Sony TYPE I
cassette
87.5 – 108.0 MHz
FM lead antenna
75 ohms unbalanced
10.7 MHz
MINI HI-FI COMPONENT SYSTEM
co
.
9 4
2 8
US Model
Canadian Model
New
CDM58F-K6A
KSM-213DCP/Z-NP
HCD-GX10
CWL43FF48
0 5
8
2 9
9 4
2 8
AM tuner section
Tuning range
530 – 1,710 kHz (with the
–
interval set at 10 kHz)
531 – 1,710 kHz (with the
interval set at 9 kHz)
Antenna
AM loop antenna
Antenna terminals
External antenna terminal
Intermediate frequency
450 kHz
General
Power requirements
120 V AC, 60 Hz
Power consumption
140 watts
Approx. 280 × 325 × 412 mm
Dimensions (w/h/d)
Mass
Approx. 9.0 kg
Supplied accessories:
Remote Commander (1)
Batteries (2)
AM loop antenna (1)
FM lead antenna (1)
Front speaker pads (8)
Design and specifications are subject to change
without notice.
m
9 9
9 9

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  • Page 1 HCD-GX40 3 7 63 1515 0 SERVICE MANUAL US Model Canadian Model Ver 1.1 2003. 10 • HCD-GX40 is the tuner, deck, CD and amplifier section in MHC-GX40. Model Name Using Similar Mechanism CD Mechanism Type CDM58F-K6A Section Optical Pick-up Name...

  • Page 2: Leakage Test

    LES COMPOSANTS IDENTIFÉS PAR UNE MARQUE 0 SUR LES DIAGRAMMES SCHÉMATIQUES ET LA LISTE DES PIÈCES SONT CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT. NE REMPLACER CES COMPOSANTS QUE PAR DES PIÈSES SONY DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU DANS LES SUPPÉMENTS PUBLIÉS PAR SONY.

  • Page 3: Table Of Contents

    HCD-GX40 3 7 63 1515 0 TABLE OF CONTENTS NOTES ON HANDLING THE OPTICAL PICK-UP BLOCK OR BASE UNIT 1. GENERAL ·········································································· 4 The laser diode in the optical pick-up block may suffer electrostatic 2. DISASSEMBLY ································································ 6 break-down because of the potential difference generated by the 2-1.

  • Page 4: General

    HCD-GX40 SECTION 1 GENERAL 3 7 63 1515 0 This section is extracted from instruction manual. Main unit ALPHABETICAL ORDER BUTTON DESCRIPTIONS ?/1 (power) 1 A – E G – Z Z OPEN/CLOSE qs AUDIO jacks ws (24) GAME wf (22, 24)

  • Page 5: Setting The Clock

    HCD-GX40 3 7 63 1515 0 Remote Control Setting the clock ALPHABETICAL ORDER Press ?/1 to turn on the system. Press CLOCK/TIMER SET on the A – G O – Z remote. CD ql (11, 12, 18) ON/OFF qh (20) CLEAR w;...

  • Page 6: Disassembly

    HCD-GX40 SECTION 2 DISASSEMBLY 3 7 63 1515 0 Note : Disassemble the unit in the order as shown below. CASE (TOP) CD DOOR FRONT PANEL SECTION CD MECHANISM DECK (CDM58F-K6A) TAPE MECHANISM DECK (CWL43FF48) REM BOARD AND PANEL BOARD...

  • Page 7: Cd Door

    HCD-GX40 3 7 63 1515 0 2-2. CD Door 4 CD door CD mechanism deck (CDM58F-K6A) 1 Turn the pulley to the direction of arrow. Front panel side pulley 2 Pull-out the disc tray. L 13942296513 2-3. Front Panel Section 6 connector 2p (CN682) 4 screw (+BVTP 3 ×...

  • Page 8: Cd Mechanism Deck (Cdm58F-K6A)

    HCD-GX40 3 7 63 1515 0 2-4. CD Mechanism Deck (CDM58F-K6A) 1 screw (+BVTP 3 × 10) 4 CD mechanism deck (CDM58F-K6A) 2 connector 7p (CN734) L 13942296513 2-5. Tape Mechanism Deck (CWL43FF48) 2 three ground wires 1 six screws (+BVTP 2.6 ×...

  • Page 9: Rem Board And Panel Board

    HCD-GX40 3 7 63 1515 0 2-6. REM Board and PANEL Board two claws claw REM board 3 eight screws 6 REM board (+BVTP 2.6 × 8 ) four claws 5 Remove the soldering (three portions) 4 connector 13p (CN662)

  • Page 10: Back Panel Section

    HCD-GX40 3 7 63 1515 0 2-8. Back Panel Section 7 back panel 1 four screw (+BVTP 3 × 10) 3 connector 3p (CN903) 2 two screw (+BVTT 3 × 6) 4 connector 2p (CN301) 5 connector 2p (CN505) L 13942296513 2-9.

  • Page 11: Main Board

    HCD-GX40 3 7 63 1515 0 2-10. MAIN Board 5 MAIN board 2 connector 3p (CN509) 1 two screws (+BVTT 3 × 6) 4 connector 13p (CN502) Main board L 13942296513 3 connector 13p (CN503) 2-11. AMPLIFIER Board and POWER Board 8 screw (+BVTT 3 ×...

  • Page 12: Trans Board

    HCD-GX40 3 7 63 1515 0 2-12. TRANS Board 2 two screws (+BVTT 4× 6) 1 two screws (+BVTT 4× 6) 3 TRANS board L 13942296513 2-13. CD Board and DRIVER Board 2 wire (flat type) 3 four s crews (+BTTP M2.6 )

  • Page 13: Spdl Board

    HCD-GX40 3 7 63 1515 0 2-14. SPDL Board 1 Remove solder (four places). 2 Remove solder (four places). 3 SPDL board L 13942296513 2-15. Optical Pick-up (KSM-213DCP/Z-NP) 1 screw (+PTPWH M2.6) 2 holder (BU) assy 6 screw (DIA. 12)

  • Page 14: Motor Board And Address Sensor Board

    HCD-GX40 3 7 63 1515 0 2-16. MOTOR Board and ADDRESS SENSOR Board 2 screw (+PTPWH 2.6 × 8) 5 two screws (+BVTP 2.6 × 8) 7 MOTOR board 6 Remove the two solderings of motor. 8 screw (+BVTP 2.6 × 8)

  • Page 15: Test Mode

    HCD-GX40 SECTION 3 TEST MODE 3 7 63 1515 0 [Change-over of AM Tuner Step between 9 kHz and 2) Error display 10 kHz] Disc error • A step of AM channels can be changed over between 9 kHz and...
  • Page 16 HCD-GX40 3 7 63 1515 0 [GC Test Mode] [MC Test Mode] • All fluorecent segments and LEDs are tested. • This mode is used to test the function of the equalizer. • Keyboard check. Procedure: 1. Press ?/1 button to turn the set ON.

  • Page 17: Electrical Adjustments

    HCD-GX40 SECTION 4 ELECTRICAL ADJUSTMENTS 3 7 63 1515 0 FM Tuned Level Adjustment TUNER SECTION FM RF Signal generator AM IF Adjustment 75 Ω coaxial AM RF Signal generator Carrier frequency : 98 MHz Modulation : AUDIO 1 kHz, 75 kHz...
  • Page 18 HCD-GX40 3 7 63 1515 0 CD SECTION Note : 1. CD Block is basically designed to operate without adjustment. Therefore, check each item in order given. 2. Use YEDS-18 disc (3-702-101-01) unless otherwise indicated. 3. Use an oscilloscope with more than 10MΩ impedance.

  • Page 19: Diagrams

    HCD-GX40 SECTION 5 DIAGRAMS 3 7 6 3 1 5 1 5 0 5-1. Circuit Boards Location THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. (In addition to this, the necessary note is printed in each block.)
  • Page 20 HCD-GX40 5-2. Block Diagrams 3 7 6 3 1 5 1 5 0 CD Section OPTICAL PICK-UP IC731 BLOCK FOCUS/TRACKING/ IC751 SLED/SPINDLE SERVO, DIGITAL SIGNAL PROCESSOR DETECTOR RF AMP CD-L MAIN RF SM EFMI LCHO SECTION FIN 1 EFMO...
  • Page 21 HCD-GX40 MAIN Section 3 7 6 3 1 5 1 5 0 IC503 POWER AMP JK302 WOOFER IC306 IC303 (1/2) CN304 Q814 BUFFER RELAY R-CH Q505, 506 DRIVE WOOFER OVER LOAD CONTROL DETECT Q513 MUTE D518 R CH Q511,512...

  • Page 22: Printed Wiring Boards - Cd Section (1/2)

    HCD-GX40 5-3. Printed Wiring Boards – CD Section (1/2) – • See page 19 for Circuit Boards Location. 3 7 6 3 1 5 1 5 0 CD BOARD DRIVER BOARD CN701 • Semiconductor (Page 23) Location Ref. No. Location...

  • Page 23: Printed Wiring Boards - Cd Section (2/2)

    HCD-GX40 5-4. Printed Wiring Boards – CD Section (2/2) – • See page 19 for Circuit Boards Location. 3 7 6 3 1 5 1 5 0 C712 1 3 9 4 2 2 9 6 5 1 3...

  • Page 24: Schematic Diagram - Cd Section

    HCD-GX40 5-5. Schematic Diagram – CD Section – • See page 35,36,37 for IC Block Diagrams. • See page 19 for Waveforms. 3 7 6 3 1 5 1 5 0 CD BOARD OPTICAL PICK-UP CN733 BLOCK (KSM-213DCP) LD DRIVER...

  • Page 25: Printed Wiring Board - Main Section

    HCD-GX40 5-6. Printed Wiring Board – MAIN Section – • See page 19 for Circuit Boards Location. 3 7 6 3 1 5 1 5 0 MAIN BOARD PANEL BOARD CD BOARD CN691 CN734 (Page 30) (Page 22) IC102 •...

  • Page 26: Schematic Diagram - Main Section (1/4)

    HCD-GX40 5-7. Schematic Diagram – MAIN Section (1/4) – • See page 36,37 for IC Block Diagrams. • See page 19 for Waveforms. 3 7 6 3 1 5 1 5 0 MAIN BOARD (1/4) +B SWITCH 11.8 11.9 ANTENNA FM75Ω...

  • Page 27: Schematic Diagram - Main Section (2/4)

    HCD-GX40 5-8. Schematic Diagram – MAIN Section (2/4) – • See page 19 for Waveforms. 3 7 6 3 1 5 1 5 0 MAIN BOARD MAIN BOARD MAIN BOARD MAIN BOARD MAIN BOARD (1/4) (3/4) (1/4) (3/4) (3/4)

  • Page 28: Schematic Diagram - Main Section (3/4)

    HCD-GX40 5-9. Schematic Diagram – MAIN Section (3/4) – • See page 36 for IC Block Diagrams. 3 7 6 3 1 5 1 5 0 IC804 MAIN BOARD (3/4) IC803 +5V REG SWITCH +5.6V REG 13.6 13.6 13.6 MAIN BOARD 13.6...

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

    HCD-GX40 5-10. Schematic Diagram – MAIN Section (4/4) – 3 7 6 3 1 5 1 5 0 MAIN BOARD (3/4) 52 53 54 58596061 62636465 6671 676869 70 807273 74 75 76 77 78 79 MAIN BOARD JK302...

  • Page 30: Printed Wiring Boards - Panel Section

    HCD-GX40 5-11. Printed Wiring Boards – PANEL Section – • See page 19 for Circuit Boards Location. 3 7 6 3 1 5 1 5 0 BOARD CN733 PANEL BOARD (Page 22) DISC 1 DISC 2 TUNER/BAND IC601 DISC 3...

  • Page 31: Schematic Diagram - Panel Section

    HCD-GX40 5-12. Schematic Diagram – PANEL Section – • See page 38 for IC Pin Function Description. • See page 19 for Waveforms. 3 7 6 3 1 5 1 5 0 KEY BOARD BOARD SEL2410G GAME MIXING MAIN BOARD(4/4)

  • Page 32: Power/Trans Section

    HCD-GX40 5-13. Printed Wiring Boards – POWER/TRANS Section – • See page 19 for Circuit Boards Location. 3 7 6 3 1 5 1 5 0 POWER BOARD SUB TRANS BOARD SENSOR BOARD (21) CN506 AMPLIFIER BOARD IC901 CN508...

  • Page 33: Power/Trans Section

    HCD-GX40 5-14. Schematic Diagram – POWER/TRANS Section – 3 7 6 3 1 5 1 5 0 TRANS BOARD POWER BOARD POWER TRASFORMER (MAIN) 8A/125V IC501 (1/2) D5SBA204101 POWER AMP (1/2) 6.3A/125V STK402-070S -0.2 2200 0.22/2W -0.2 0.22/2W 2200 37.7...

  • Page 34: Printed Wiring Board - Amplifier Section

    HCD-GX40 3 7 6 3 1 5 1 5 0 5-15. Printed Wiring Board – AMPLIFIER Section – • See page 19 for Circuit Boards Location. 5-16. Schematic Diagram – AMPLIFIER Section – AMPLIFIER BOARD AMPLIFIER BOARD IC503 IC503 (1/2) 36.5...
  • Page 35 HCD-GX40 3 7 63 1515 0 • IC Block Diagrams IC731 LA9242M (CD BOARD) 58 57 55 54 53 52 51 50 RF DET FIN2 FINI I / V DGND ∝-COM INTERFACE RFS- RFSM RF AMP TESI T. SERVO & T. LOGIC...
  • Page 36 HCD-GX40 3 7 63 1515 0 IC781 MN1469XH (CD BOARD) IC101 LA1845 (MAIN BOARD) PF.AMP DEOODER PILOT L 13942296513 BUFF ANTI-BIRDIE CANCEL P-DET STEREO ø LEVEL AM/FM COMP S-CURVE BUFF PILOT π 304kHz 19k 0 TUNING DRIVE IC301 BD3873FS (MAIN BOARD)
  • Page 37 HCD-GX40 3 7 63 1515 0 IC102 LC72131D (MAIN BOARD) PHASE DETECTOR CHARGE PUMP POWER REFERENCE UNLOCK DIVIDER DETECTOR RESET SWALLOW COUNTER 1/16, 1/17 4BITS 12BITS PROGRAMMABLE DRIVER UNIVERSAL DATA SHIFT REGISTER LATCH INTERFACE COUNTER 3 4 5 6...

  • Page 38: Ic Pin Function Description

    HCD-GX40 3 7 63 1515 0 5-17. IC Pin Function Description • IC601 LC876662W-5Z15 Master Control (PANEL Board) Pin No. Pin Name Description PWR LED PWR LED control signal output P.S.RELAY Standby relay control signal output SYS MUTE System muting signal output...
  • Page 39 HCD-GX40 3 7 63 1515 0 Pin No. Pin Name Description TUNER STEREO Stereo tuning signal input CD OPEN CD tray open switch signal input TAPE PHOTO A A deck photo sensor singanl input TAPE PHOTO B B deck photo sensor singanl input...

  • Page 40: Exploded Views

    HCD-GX40 SECTION 6 EXPLODED VIEWS 3 7 63 1515 0 NOTE: • -XX, -X mean standardized parts, so they may • The mechanical parts with no reference number The components identified by mark 0 or have some differences from the original one.

  • Page 41: Front Panel Section

    HCD-GX40 Ver 1.1 2003.10 3 7 63 1515 0 6-2. Front Panel Section FLD601 not supplied L 13942296513 supplied supplied Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks A-4746-787-A PANEL ASSY, FRONT 4-238-613-01 FL HOLDER (L)

  • Page 42: Main Board Section

    HCD-GX40 3 7 63 1515 0 6-3. MAIN Board Section not supplied T911 F920 supplied F914 not supplied L 13942296513 not supplied Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 1-751-688-11 WIRE (FLAT TYPE) (13 CORE) 0 F920 1-576-537-11 FUSE, GLASS TUBE (DIA.5) (8A/125V)

  • Page 43: Cd Mechanism Deck Section (Cdm58F-K6A)

    HCD-GX40 3 7 63 1515 0 6-4. CD Mechanism Deck Section (CDM58F-K6A) M721 supplied supplied supplied not supplied L 13942296513 not supplied supplied Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 4-218-254-21 SCREW (M2.6), +PTPWH 4-985-672-01 SCREW (+PTPWH M2.6), FLOATING...

  • Page 44: Electrical Parts List

    HCD-GX40 ADDRESS SENSOR SECTION 7 ELECTRICAL PARTS LIST AMPLIFIER 3 7 63 1515 0 NOTE: • Due to standardization, replacements in the • COILS When indicating parts by reference number, uH: µH parts list may be different from the parts please include the board name.
  • Page 45 HCD-GX40 AMPLIFIER 3 7 63 1515 0 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks R585 1-249-431-11 CARBON 1/4W C757 1-161-494-00 CERAMIC 0.022uF R586 1-249-431-11 CARBON 1/4W C758 1-126-947-11 ELECT 47uF 20.00% 10V R587 1-249-417-11 CARBON...
  • Page 46 HCD-GX40 DRIVER 3 7 63 1515 0 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks < TRANSISTOR > R760 1-247-807-31 CARBON 1/4W R761 1-249-417-11 CARBON 1/4W F Q731 8-729-116-57 TRANSISTOR 2SB1068TP-K R762 1-249-417-11 CARBON 1/4W F...
  • Page 47 HCD-GX40 DRIVER KEY BOARD MAIN 3 7 63 1515 0 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks < RESISTOR > C106 1-162-306-11 CERAMIC 0.01uF 30.00% 16V C107 1-126-962-11 ELECT 3.3uF 20.00% 50V R701 1-249-411-11 CARBON...
  • Page 48 HCD-GX40 MAIN 3 7 63 1515 0 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks C219 1-126-961-11 ELECT 2.2uF 20.00% 50V C349 1-109-953-11 ELECT 2.2uF 20.00% 50V C220 1-127-866-21 CERAMIC 1500PF C350 1-109-953-11 ELECT 2.2uF 20.00% 50V...
  • Page 49 HCD-GX40 MAIN 3 7 63 1515 0 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks C813 1-126-964-11 ELECT 10uF 20.00% 50V D814 8-719-991-33 DIODE 1SS133T-77 C814 1-126-916-11 ELECT 1000uF 20.00% 6.3V D815 8-719-991-33 DIODE 1SS133T-77...
  • Page 50 HCD-GX40 MAIN 3 7 63 1515 0 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks Q228 8-729-119-78 TRANSISTOR 2SC2785TP-HFE R121 1-247-855-11 CARBON 1/4W Q229 8-729-119-78 TRANSISTOR 2SC2785TP-HFE R123 1-249-425-11 CARBON 4.7K 1/4W F Q305 8-729-119-78 TRANSISTOR...
  • Page 51 HCD-GX40 MAIN 3 7 63 1515 0 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks R240 1-249-425-11 CARBON 4.7K 1/4W F R309 1-259-880-11 CARBON 2.2M 1/4W R241 1-249-425-11 CARBON 4.7K 1/4W F R310 1-259-880-11 CARBON 2.2M...
  • Page 52 HCD-GX40 MAIN MOTOR PANEL 3 7 63 1515 0 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks R368 1-249-409-11 CARBON 1/4W F < RELAY > R369 1-247-845-11 CARBON 3.9K 1/4W 1-755-373-11 RELAY R370 1-249-417-11 CARBON...
  • Page 53 HCD-GX40 PANEL 3 7 63 1515 0 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks C632 1-247-855-11 CARBON 1/4W LED614 8-719-311-60 DIODE SEL2810D-C (TUNER/BAND) C681 1-162-294-31 CERAMIC 0.001uF LED616 8-719-812-41 DIODE SEL2110R (?/1) C682 1-162-294-31 CERAMIC 0.001uF...
  • Page 54 HCD-GX40 PANEL POWER 3 7 63 1515 0 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks R678 1-249-429-11 CARBON 1/4W C554 1-128-551-11 ELECT 22uF 20.00% 25V R680 1-249-437-11 CARBON 1/4W C557 1-130-493-00 MYLAR 0.068uF R681...
  • Page 55 HCD-GX40 POWER SENSOR SPDL SUB TRANS TRANS 3 7 63 1515 0 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks R521 1-249-441-11 CARBON 100K 1/4W < DIODE > R522 1-249-441-11 CARBON 100K 1/4W R523 1-249-409-11 CARBON...
  • Page 56 HCD-GX40 TRANS VIDEO OUT 3 7 63 1515 0 Ref. No. Part No. Description Remarks R915 1-247-807-31 CARBON 1/4W R916 1-247-807-31 CARBON 1/4W 0 R918 1-219-237-91 SOLID 3.3M 1/2W 0 R919 1-219-122-91 FUSIBLE 0.33 1/4W 0 R920 1-219-122-91 FUSIBLE 0.33...
  • Page 57 HCD-GX40 3 7 63 1515 0 MEMO L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 58 HCD-GX40 3 7 63 1515 0 REVISION HISTORY Clicking the version allows you to jump to the revised page. Also, clicking the version at the upper right on the revised page allows you to jump to the next revised page.

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