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Sony CDX-3900R Service Manual
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Sony CDX-3900R Service Manual

Sony CDX-3900R Service Manual

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See also: Operating Instructions
CDX-3900R/4000R/4000RX
QQ
3 7 63 1515 0
SERVICE MANUAL
• The tuner and CD sections have no adjustments.
TE
L 13942296513
CD player section
Signal-to-noise ratio
90 dB
Frequency response
10 – 20,000 Hz
Wow and flutter
Below measurable limit
Tuner section
FM
Tuning range
87.5 – 108.0 MHz
Aerial terminal
External aerial connector
Intermediate frequency 10.7 MHz/450 kHz
Usable sensitivity
8 dBf
Selectivity
75 dB at 400 kHz
Signal-to-noise ratio
66 dB (stereo),
72 dB (mono)
Harmonic distortion at 1 kHz
0.6% (stereo),
0.3% (mono)
Separation
35 dB at 1 kHz
Frequency response
30 – 15,000 Hz
MW/LW
Tuning range
MW: 531 – 1,602 kHz
LW: 153 – 279 kHz
Aerial terminal
External aerial connector
Intermediate frequency 10.7 MHz/450 kHz
Sensitivity
MW: 30 µV
LW: 40 µV
Power amplifier section
Outputs
Speaker outputs
(sure seal connectors)
Speaker impedance
4 – 8 ohms
Maximum power output 50 W × 4 (at 4 ohms)
www
.
MICROFILM
http://www.xiaoyu163.com
x
ao
u163
y
i
http://www.xiaoyu163.com
2 9
8
Photo: CDX-4000RX
Model Name Using Similar Mechanism
CD Drive Mechanism Type
Optical Pick-up Name
SPECIFICATIONS
Q Q
3
6 7
1 3
1 5
General
Outputs
Tone controls
Power requirements
Dimensions
Mounting dimension
Mass
Supplied accessories
Design and specifications are subject to change without
notice.
FM/MW/LW COMPACT DISC PLAYER
co
.
9 4
2 8
AEP Model
UK Model
NEW
MG-383Z-121//Q
KSS-720A
0 5
8
2 9
9 4
2 8
Audio outputs
Power aerial relay control
lead
Power amplifier control
lead
Telephone ATT control
lead (CDX-4000R/4000RX only)
Bass ±9 dB at 100 Hz
Treble ±9 dB at 10 kHz
12 V DC car battery
(negative ground)
Approx. 178 × 50 × 183 mm
(w/h/d)
Approx. 182 × 53 × 162 mm
(w/h/d)
Approx. 1.2 kg
Parts for installation and
connections (1 set)
Front panel case (1)
m
9 9
9 9
1

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  • Page 1 CDX-3900R/4000R/4000RX 3 7 63 1515 0 SERVICE MANUAL AEP Model UK Model Photo: CDX-4000RX • The tuner and CD sections have no adjustments. Model Name Using Similar Mechanism CD Drive Mechanism Type MG-383Z-121//Q Optical Pick-up Name KSS-720A SPECIFICATIONS L 13942296513...

  • Page 2: Table Of Contents

    WITH MARK 0 ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. 4. EXPLODED VIEWS REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR 4-1. Chassis Section ..............40 IN SUPPLEMENTS PUBLISHED BY SONY.

  • Page 3: General

    http://www.xiaoyu163.com SECTION 1 GENERAL 3 7 63 1515 0 This section is extracted from instruction manual. L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 4: Radio

    http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 5 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 6: Other Functions

    http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 7: Additional Information

    http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 8: Connections

    http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 9 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 10: Sub Panel Assy

    http://www.xiaoyu163.com SECTION 2 DISASSEMBLY 3 7 63 1515 0 Note : Follow the disassembly procedure in the numerical order given. 2-1. SUB PANEL ASSY 4 two claws 6 sub panel assy 2 PTT 2.6x8 3 claw 5 CN500 1 PTT 2.6x8 L 13942296513 2-2.

  • Page 11: Main Board

    http://www.xiaoyu163.com 3 7 63 1515 0 2-3. MAIN BOARD 4 ground point screws 6 MAIN board (PTT 2.6x6) 5 ground point screws (PTT 2.6x6) 3 PTT 2.6x8 2 PTT 2.6x8 1 PTT 2.6x8 L 13942296513 2-4. HEAT SINK 5 heat sink 4 PTT 2.6x8 3 PTT 2.6x12 2 PTT 2.6x8...

  • Page 12: Chassis (T) Assy

    http://www.xiaoyu163.com 3 7 63 1515 0 2-5. CHASSIS (T) ASSY 2 P 2x3 3 P 2x3 1 Unsolder the 4 chassis (T) assy lead wires. black white L 13942296513 2-6. LEVER ASSY 5 guide (disc) 6 lever (R) assy 3 tension spring (LR) 7 lever (L) assy 1 PS 2x4 2 DISC IN SW board...

  • Page 13: Servo Board

    http://www.xiaoyu163.com 3 7 63 1515 0 2-7. SERVO BOARD 7 PS 2x4 8 PS 2x4 2 CN2 3 Removal the solders. 1 CN3 5 P 2x3 9 SERVO board 4 Removal the solders. 6 loading motor assy L 13942296513 2-8. ARM ROLLER ASSY •...

  • Page 14: Chassis (Op) Assy

    http://www.xiaoyu163.com 3 7 63 1515 0 2-9. CHASSIS (OP) ASSY 7 chassis (OP) assy 8 compression spring (FL) 1 tension spring (KF1) 9 compression spring (FL) 2 tension spring (KR1) 5 Fit lever (D) in the direction of the arrow. 6 Turn loading ring in the direction of the arrow.

  • Page 15: Diagrams

    http://www.xiaoyu163.com SECTION 3 DIAGRAMS 3 7 63 1515 0 3-1. IC PIN DESCRIPTIONS • IC501 CXD2598Q (DIGITAL SERVO, DIGITAL SIGNAL PROCESSOR) (SERVO BOARD) Pin No. Pin Name Pin Description DVDD — Digital power supply pin DVSS — Digital ground SOUT Servo brock serial data output (Not used.) SOCK Servo brock serial data read clock output (Not used.)
  • Page 16 http://www.xiaoyu163.com 3 7 63 1515 0 Pin No. Pin Name Pin Description Tracking error signal input Center servo analog input RFDC RF signal input ADIO Test pin (Not used.) AVSSO — Analog ground IGEN Constant current input from OP amplifier. AVDDO —...
  • Page 17 http://www.xiaoyu163.com 3 7 63 1515 0 • IC5 CXP84640-063Q (CD SYSTEM CONTROL) (SERVO BOARD) Pin No. Pin Name Pin Description ITRPT — Not used in this set. 2, 3 — — Not used in this set. 4, 5 — Not used in this set. OPEN Front panel open detection input CLOSE...
  • Page 18 http://www.xiaoyu163.com 3 7 63 1515 0 Pin No. Pin Name Pin Description SENS SENS signal input — — Not used in this set. — — Not used in this set. BU.IN Back-up power detection input BUSON Bus on control input IN SW Disc in switch input (SW1) SELF SW...
  • Page 19 Not used. (Open) ILLON Illumination power control output — Power supply pin (+5 V) E2P SIO P SONY-BUS serial data input/output E2P CKO P SONY-BUS serial clock input/output SYSRST SONY-BUS system reset output DOORSW (WRITE OUT) DOOR OPEN/CLOSE detection input (“L”: CLOSE, “H”: OPEN)
  • Page 20 Key acknowledge input BUIN Backup voltage detection input ILLIN Illumination (ILLIN) detection input (Fixed at “L” in this set) TELATT Telephone (TEL) detection input (Fixed at “L” in CDX-3900R) — — Not used. (Open) TEST IN Test mode setting input...

  • Page 21: Block Diagram -Cd Section

    CDX-3900R/4000R/4000RX 3 7 6 3 1 5 1 5 0 3-2. BLOCK DIAGRAM — CD SECTION — RF AMP, LD APC, DIGITAL SERVO, OPTICAL PICKUP ERROR AMP DIGITAL SIGNAL PROCESSOR KSS-720A IC501 TUNER TUNER LOUT1 CD L RFAC SECTION...

  • Page 22: Block Diagram -Tuner Section

    CDX-3900R/4000R/4000RX 3 7 6 3 1 5 1 5 0 3-3. BLOCK DIAGRAM — TUNER SECTION — CNJ151 AUDIO OUT REAR –1 –2 POWER AMP ELECTRONIC VOLUME IC611 IC151 CN601 OUT LF FL– TUNER UNIT SECTION (Page 21) ANTFM...

  • Page 23: Block Diagram -Display Section

    CDX-3900R/4000R/4000RX 3 7 6 3 1 5 1 5 0 3-4. BLOCK DIAGRAM — DISPLAY SECTION — 3-5. CIRCUIT BOARDS LOCATION SYSTEM CONTROL LCD DRIVE IC501 (3/3) IC901 KEY MATRIX SUB board KEY IN0 LCD SO DATA DISC IN SW board...

  • Page 24: Printed Wiring Boards -Cd Mechanism Section

    CDX-3900R/4000R/4000RX 3 7 6 3 1 5 1 5 0 3-6. PRINTED WIRING BOARDS — CD MECHANISM SECTION — THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. (In addition to this, the necessary note is printed in each block.) for schematic diagram: •...
  • Page 25 CDX-3900R/4000R/4000RX 3 7 6 3 1 5 1 5 0 • Semiconductor Location Ref. No. Location IC501 Q101 (Page 29) 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...

  • Page 26: Schematic Diagram -Cd Mechanism Section (1/2)

    CDX-3900R/4000R/4000RX 3 7 6 3 1 5 1 5 0 3-7. SCHEMATIC DIAGRAM — CD MECHANISM SECTION (1/2) — • Refer to page 37 for IC Block Diagrams. • Waveforms (MODE:PLAY) 1 3 9 4 2 2 9 6 5 1 3 Approx.

  • Page 27: Schematic Diagram -Cd Mechanism Section (2/2)

    CDX-3900R/4000R/4000RX 3 7 6 3 1 5 1 5 0 3-8. SCHEMATIC DIAGRAM — CD MECHANISM SECTION (2/2) — • Refer to page 38 for IC Block Diagrams. (Page 26) 1 3 9 4 2 2 9 6 5 1 3...

  • Page 28: Printed Wiring Board -Main Section

    CDX-3900R/4000R/4000RX 3 7 6 3 1 5 1 5 0 3-9. PRINTED WIRING BOARD — MAIN SECTION — • Semiconductor Location (Side A) Ref. No. Location D301 D501 D502 D551 J-13 D552 K-13 D553 K-13 D554 J-12 D555 K-13...
  • Page 29 CDX-3900R/4000R/4000RX 3 7 6 3 1 5 1 5 0 (Page 25) • Semiconductor Location (Side B) 1 3 9 4 2 2 9 6 5 1 3 Ref. No. Location H-12 H-11 D-12 D131 F-12 D302 D361 D362...

  • Page 30: Schematic Diagram -Main Section (1/3)

    CDX-3900R/4000R/4000RX 3 7 6 3 1 5 1 5 0 3-10. SCHEMATIC DIAGRAM — MAIN SECTION (1/3) — • Refer to page 39 for IC Block Diagrams. 1 3 9 4 2 2 9 6 5 1 3 (Page 31)

  • Page 31: Schematic Diagram -Main Section (2/3)

    CDX-3900R/4000R/4000RX 3 7 6 3 1 5 1 5 0 3-11. SCHEMATIC DIAGRAM — MAIN SECTION (2/3) — (Page 30) 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 Note: •...

  • Page 32: Schematic Diagram -Main Section (3/3)

    CDX-3900R/4000R/4000RX 3 7 6 3 1 5 1 5 0 3-12. SCHEMATIC DIAGRAM — MAIN SECTION (3/3) — • Refer to page 39 for IC Block Diagrams. (Page 30) (Page 33) 1 3 9 4 2 2 9 6 5 1 3...

  • Page 33: Schematic Diagram -Sub (Cd) Section

    CDX-3900R/4000R/4000RX 3 7 6 3 1 5 1 5 0 3-13. SCHEMATIC DIAGRAM — SUB (CD) SECTION — 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...

  • Page 34: Printed Wiring Board -Sub (Cd) Section

    CDX-3900R/4000R/4000RX 3 7 6 3 1 5 1 5 0 3-14. PRINTED WIRING BOARD — SUB (CD) SECTION — 1 3 9 4 2 2 9 6 5 1 3 (Page 29) w w w u 1 6 3 (Page 35) http://www.xiaoyu163.com...

  • Page 35: Printed Wiring Board -Key Section

    CDX-3900R/4000R/4000RX 3 7 6 3 1 5 1 5 0 3-15. PRINTED WIRING BOARD — KEY SECTION — • Semiconductor Location Ref. No. Location (D901) A-11 (D902) B-10 (D903) B-10 (D904) B-10 (D952) (IC901) LED901 LED902 LED903 LED904 LED910...

  • Page 36: Schematic Diagram -Key Section

    CDX-3900R/4000R/4000RX 3 7 6 3 1 5 1 5 0 3-16. SCHEMATIC DIAGRAM — KEY SECTION — 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 Note: • Voltage is dc with respect to ground under no-signal (detuned) condition.
  • Page 37 http://www.xiaoyu163.com 3 7 63 1515 0 • IC Block Diagrams IC1 CXA2596M APC PD AMP IC90 BA4558F-E2 HOLD – – OUT1 AGCVTH 23 LC/PD OUT2 –IN1 – APC LD AMP – 22 LD ON +IN1 –IN2 +IN2 21 HOLD SW –...
  • Page 38 http://www.xiaoyu163.com 3 7 63 1515 0 IC7 LA6556L-TE-L S-GND INPUT CH2-CH4 OUTPUT 35 MUTE2 MUTE2 ON/OFF CH1 OUTPUT VCC2 34 MUTE1 MUTE1 ON/OFF VL0– 33 VIN4 OUTPUT CONTROL VL0+ 32 VIN4– – VO4+ 31 VIN4+ LEVEL SHIFT VO4– 30 VREF-IN VO3+ 29 VIN1 (VREF)-SW VIN1/VREF SW...
  • Page 39 http://www.xiaoyu163.com 3 7 63 1515 0 IC151 TDA7402TR 32 31 30 29 28 27 26 25 24 23 MONO SUPPLY FADER MIXER SUBWOOFER MONO MONO +PHASE FADER FADER CONTROL ACINLF OUTPUT CONTROL SWINR SWINL MUTE AC OUTR VOICE AC OUTL BANDPASS C-BUS QUAL.

  • Page 40: Exploded Views

    http://www.xiaoyu163.com SECTION 4 EXPLODED VIEWS 3 7 63 1515 0 NOTE: • The mechanical parts with no reference • Color Indication of Appearance Parts The components identified by number in the exploded views are not supplied. mark 0 or dotted line with mark Example : •...

  • Page 41: Front Panel Section

    http://www.xiaoyu163.com 3 7 63 1515 0 4-2. FRONT PANEL SECTION not supplied (KEY board) LCD901 L 13942296513 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-040-980-01 BUTTON (SOURCE) 3-040-988-01 BUTTON (1-6) 3-040-981-01 KNOB (VOL) 3-041-009-01 BUTTON (MODE/ENTER) * 53 3-040-992-01 HOLDER (LCD) 3-040-987-01 BUTTON (OFF)

  • Page 42: Cd Mechanism Section (1)

    http://www.xiaoyu163.com 3 7 63 1515 0 4-3. CD MECHANISM SECTION (1) (MG-383Z-121//Q) L 13942296513 M903 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 101 1-659-836-11 DISC IN SW BOARD * 108 3-039-629-01 BRACKET (MOTOR) * 102 A-3315-034-A CHASSIS (T) ASSY 3-013-388-02 GUIDE (DISC) 3-931-909-01 SPRING (LR), TENSION...

  • Page 43: Cd Mechanism Section (2)

    http://www.xiaoyu163.com 3 7 63 1515 0 4-4. CD MECHANISM SECTION (2) (MG-383Z-121//Q) L 13942296513 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark X-3378-956-1 ARM ASSY, CHUCKING 3-931-883-01 SPRING (TR), TENSION 3-931-897-61 DAMPER (T) 3-931-881-01 LEVER (LOCK) 3-039-627-01 LEVER (D) 3-931-882-02 GEAR (MDL) 3-040-165-01 RETAINER (DISC)

  • Page 44: Cd Mechanism Section (3)

    http://www.xiaoyu163.com 3 7 63 1515 0 4-5. CD MECHANISM SECTION (3) (MG-383Z-121//Q) M901 M902 L 13942296513 The components identified by mark 0 or dotted line with mark 0 are critical for safety. Replace only with part number specified. Ref. No. Part No.

  • Page 45: Electrical Parts List

    http://www.xiaoyu163.com SECTION 5 DISC IN SW ELECTRICAL PARTS LIST 3 7 63 1515 0 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 46 http://www.xiaoyu163.com 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark LSW911 1-762-620-21 SWITCH, KEY BOARD (WITH LED) (AF) R921 1-216-811-11 METAL CHIP 1/16W (3900R/4000R) (3900R/4000R) LSW911 1-771-476-11 SWITCH, KEY BOARD (WITH LED) (AF) R922 1-216-807-11 METAL CHIP 1/16W...
  • Page 47 http://www.xiaoyu163.com LIMIT SW LOAD SW MAIN 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < ROTARY ENCODER > 1-163-135-00 CERAMIC CHIP 560PF 1-164-161-11 CERAMIC CHIP 0.0022uF 10% 100V RE901 1-475-014-12 ENCODER, ROTARY 1-163-009-11 CERAMIC CHIP 0.001uF 1-164-315-11 CERAMIC CHIP...
  • Page 48 http://www.xiaoyu163.com MAIN 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C366 1-124-233-11 ELECT 10uF < CONNECTOR > C367 1-109-982-11 CERAMIC CHIP C368 1-109-982-11 CERAMIC CHIP CN301 1-764-617-12 PIN, CONNECTOR (PC BOARD) 30P C369 1-163-021-11 CERAMIC CHIP 0.01uF...
  • Page 49 http://www.xiaoyu163.com MAIN 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark D653 8-719-073-01 DIODE MA111-TX JC701 1-216-864-11 METAL CHIP 1/16W D661 8-719-073-01 DIODE MA111-TX D662 8-719-420-14 DIODE MA8082-M(TX) < COIL > D671 8-719-053-18 DIODE 1SR154-400TE-25 D672 8-719-053-18 DIODE 1SR154-400TE-25...
  • Page 50 http://www.xiaoyu163.com MAIN 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 1-216-797-11 METAL CHIP 1/16W R525 1-216-073-00 METAL CHIP 1/10W 1-216-825-11 METAL CHIP 2.2K 1/16W R527 1-216-845-11 METAL CHIP 100K 1/16W 1-216-825-11 METAL CHIP 2.2K 1/16W R529...
  • Page 51 http://www.xiaoyu163.com MAIN SERVO 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R651 1-216-113-00 METAL CHIP 470K 1/10W C308 1-162-962-11 CERAMIC CHIP 470PF R652 1-216-845-11 METAL CHIP 100K 1/16W C309 1-164-227-11 CERAMIC CHIP 0.022uF R653 1-208-806-11 RES-CHIP...
  • Page 52 http://www.xiaoyu163.com SERVO SUB (CD) 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < TRANSISTOR > R518 1-216-834-11 METAL CHIP 1/16W R519 1-216-834-11 METAL CHIP 1/16W Q101 8-729-904-87 TRANSISTOR 2SB1197K-T-146-R R520 1-216-834-11 METAL CHIP 1/16W R521 1-216-834-11 METAL CHIP...
  • Page 53 http://www.xiaoyu163.com SUB (CD) 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark D804 8-719-056-82 DIODE UDZ-TE-17-6.2B ************** D805 8-719-056-82 DIODE UDZ-TE-17-6.2B HARDWARE LIST D806 8-719-109-97 DIODE RD6.8ESB2 ************** LED801 8-719-037-97 LED CL-190R-CD-T (INSERT MARK) (4000RX) 7-685-793-09 SCREW +PTT 2.6X8 (S) LED801 8-719-038-07 LED CL-190PG-CD-T (INSERT MARK)
  • Page 54 CDX-3900R/4000R/4000RX 3 7 63 1515 0 L 13942296513 u163 Sony Corporation 9-870-071-11 2000B047542-1 Mobile Electronics Division Company Printed in Hungary ©2000. 2 Published by General Engineering Dept. http://www.xiaoyu163.com...

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