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Sony CDX-S2250 Service Manual
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Sony CDX-S2250 Service Manual

Fm/mw/lw compact disc player
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CDX-S2250/S2250S
SERVICE MANUAL
Ver. 1.0 2004.11
• 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:
87.5 – 108.0 MHz
Aerial terminal:
External aerial 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
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
Sony Corporation
9-879-324-01
2004K0479-1
e Vehicle Company
© 2004.11
Published by Sony Engineering Corporation
Model Name Using Similar Mechanism
CD Drive Mechanism Type
Optical Pick-up Name
SPECIFICATIONS
Power amplifier section
Outputs:
Speaker impedance:
Maximum power output: 50 W × 4 (at 4 ohms)
General
Outputs:
Inputs:
Tone controls:
Power requirements:
Dimensions:
Mounting dimensions:
Mass:
Supplied accessories:
Design and specifications are subject to change
without notice.
FM/MW/LW COMPACT DISC PLAYER
AEP Model
UK Model
NEW
MG-611TA-186//K
KSS1000E
Speaker outputs (sure seal connectors)
4 – 8 ohms
Audio outputs terminal (rear/sub switchable)
Power aerial relay control terminal
Power amplifier control terminal
Telephone ATT control terminal
Aerial input terminal
Low: ±10 dB at 60 Hz (XPLOD)
Mid: ±10 dB at 1 kHz (XPLOD)
High: ±10 dB at 10 kHz (XPLOD)
12 V DC car battery (negative earth)
Approx. 178 × 50 × 178 mm (w/h/d)
Approx. 182 × 53 × 161 mm (w/h/d)
Approx. 1.2 kg
Parts for installation and connections (1 set)
Front panel case (1)

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Summary of Contents for Sony CDX-S2250

  • Page 1 External aerial connector Design and specifications are subject to change Intermediate frequency: 10.7 MHz/450 kHz without notice. Sensitivity: MW: 30 µV, LW: 40 µV FM/MW/LW COMPACT DISC PLAYER Sony Corporation 9-879-324-01 2004K0479-1 e Vehicle Company © 2004.11 Published by Sony Engineering Corporation...
  • 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 CDX-S2250/S2250S • 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 files also containing Multi Session and ATRAC CD free mark (LF) indicating the solder contains no lead.

  • Page 4: Table Of Contents

    CDX-S2250/S2250S TABLE OF CONTENTS 1. GENERAL Location of controls and basic operations ....... 5 Connections ................6 2. DISASSEMBLY 2-1. Sub Panel (LCD) Assy ............8 2-2. CD Mechanism Block ............8 2-3. Main Board ................. 9 2-4. Chassis (T) Sub Assy ............9 2-5.

  • Page 5: General

    CDX-S2250/S2250S SECTION 1 GENERAL This section is extracted from instruction manual. Location of controls and basic operations Main unit 2 3 4 7 8 9 SOURCE MODE SEEK – GROUP SHUF DSPL SENS AF/TA CDX-S2250S qs qd qh qj qk CDX-S2250 Refer to the pages listed for details.

  • Page 6: Connections

    CDX-S2250/S2250S Connections Note for the aerial connecting Remarque sur le raccordement de Opmerking bij de antenne-aansluiting If your car aerial is an ISO (International l’antenne Indien uw auto is uitgerust met een Organisation for Standardisation) type, Si votre antenne de voiture est de type...

  • Page 7: Disassembly

    CDX-S2250/S2250S SECTION 2 DISASSEMBLY Note : This set can be disassemble according to the following sequence. 2-1. SUB PANEL (LCD) ASSY (Page 8) 2-2. CD MECHANISM BLOCK (Page 8) 2-10. SERVO BOARD 2-4. CHASSIS (T) SUB ASSY 2-3. MAIN BOARD...

  • Page 8: Sub Panel (Lcd) Assy

    CDX-S2250/S2250S Note : Follow the disassembly procedure in the numerical order given. 2-1. SUB PANEL (LCD) ASSY 3 two claws 2 two claws 1 two screws (+PTT 2.6 x 6) 4 sub panel (LCD) assy 2-2. CD MECHANISM BLOCK 7 bracket (CD)

  • Page 9: Main Board

    CDX-S2250/S2250S 2-3. MAIN BOARD 1 three screws (+BTT) 2 two screws (+PTT 2.6 x 8) 3 MAIN board 4 insulating sheet 2-4. CHASSIS (T) SUB ASSY 4 claw 2 two screws (+P 1.7 x 2.2) 1 two screws (+P 1.7 x 2.2)

  • Page 10: Roller Arm Assy

    CDX-S2250/S2250S 2-5. ROLLER ARM ASSY 3 washer (1.1-2.5) 5 roller arm assy 4 gear (RA1) 2 spring (RAR) 1 spring (RAL) 2-6. CHASSIS (OP) ASSY qa chassis (OP) assy 0 coil spring (damper) lever (D) 4 washer 1 CN2 (16P)

  • Page 11: Optical Pick-Up

    CDX-S2250/S2250S 2-7. OPTICAL PICK-UP 2 chucking arm sub assy 5 claw 1 tension coil spring (CHKG) 7 optical pick-up 6 main shaft 4 rack (SL) 3 screw (+B 1.4 x 5) 2-8. SL MOTOR ASSY (M902) 1 screw (+P 1.4 x 1.8)

  • Page 12: Le Motor Assy (M903)

    CDX-S2250/S2250S 2-9. LE MOTOR ASSY (M903) 8 screw 0 gear (LE) assy (+M 1.7 x 2.5) 9 bearing (LEB-N) 2 washer qa screw (+M 1.7 x 2.5) qf two toothed lock screws 3 gear (LE1) (+M 1.4 ) lever (D)

  • Page 13: Diagrams

    CDX-S2250/S2250S SECTION 3 DIAGRAMS 3-1. BLOCK DIAGRAM – CD SECTION – • R-ch is omitted due to same as L-ch. • Signal Path : CD PLAY DETECTOR MAIN FPI2 RFEQO 77 RFI 85 AGCI CD-L SECTION 78 RFRPI 86 RFDCI...

  • Page 14: Block Diagram - Main Section

    CDX-S2250/S2250S 3-2. BLOCK DIAGRAM – MAIN SECTION – ELECTRONIC VOLUME IC401 CD-L 9 CD LCH SECTION J330 OUT SUB-L R-CH 8 CD RCH (Page 13) AUDIO OUT OUT SUB-R R-CH R-CH POWER AMP, POWER SUPPLY MUTE IC750 Q481 (TUNER UNIT)

  • Page 15: Block Diagram - Display Section

    CDX-S2250/S2250S • Circuit Boards Location 3-3. BLOCK DIAGRAM – DISPLAY SECTION – SYSTEM CONTROL LCD DRIVER IC501 (3/3) IC901 SERVO board SENSOR board KEYIN0 KEY MATRIX LSW901-921 LCD901 LCD SO KEYIN1 LCD CKO LIQUID • LCD CE CRYSTAL D503 DISPLAY...
  • Page 16 CDX-S2250/S2250S • NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS • Waveforms — SERVO Board — THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. (CD PLAY) — MAIN Board — (In addition to this, the necessary note is printed in each block.)

  • Page 17: Printed Wiring Boards - Servo Board

    CDX-S2250/S2250S 3-4. PRINTED WIRING BOARDS – SERVO BOARD – • See page 15 for Circuit Boards Location. : Uses unleaded solder. (KSS1000E) 1-864-900- 1-864-900- MAIN BOARD CNP301 (Page 20) CDX-S2250/S2250S...

  • Page 18: Schematic Diagram - Servo Board (1/2)

    CDX-S2250/S2250S 3-5. SCHEMATIC DIAGRAM – SERVO BOARD (1/2) – • • See page 28 for IC Block Diagram. See page 16 for Waveforms. IC B/D C102 TP25 TP26 TP27 TP93 TP29 R125 R126 R127 R128 R113 TP101 TP12 TP13 R131...

  • Page 19: Schematic Diagram - Servo Board (2/2)

    CDX-S2250/S2250S 3-6. SCHEMATIC DIAGRAM – SERVO BOARD (2/2) – • • • IC Pin Descriptions. See page 29 for IC Block Diagram. See page 16 for Waveforms. See page 30 for (Page 18) (Page 23) TP88 TP74 TP75 TP89 TP76...

  • Page 20: Printed Wiring Board - Main Board

    CDX-S2250/S2250S 3-7. PRINTED WIRING BOARD – MAIN BOARD – • See page 15 for Circuit Boards Location. : Uses unleaded solder. • Semiconductor Location Ref. No. Location Ref. No. Location D762 D479 D763 D502 D764 D503 D510 IC51 (Page 17)

  • Page 21: Schematic Diagram - Main Board (1/4)

    CDX-S2250/S2250S 3-8. SCHEMATIC DIAGRAM – MAIN BOARD (1/4) – • • See page 27 for IC Block Diagram. See page 16 for Waveforms. J330 JW102 C484 C474 JC12 R433 C432 R431 R432 C431 IC401 JC401 JW77 JW72 Q431 R452 C401...

  • Page 22: Schematic Diagram - Main Board (2/4)

    CDX-S2250/S2250S 3-9. SCHEMATIC DIAGRAM – MAIN BOARD (2/4) – • See page 28 for IC Block Diagram. C775 C765 C764 C774 C776 C751 D751 IC B/D C752 D752 C750 D753 D754 JC754 JC755 D755 D756 IC750 CN601 D757 D758 R651...

  • Page 23: Schematic Diagram - Main Board (3/4)

    CDX-S2250/S2250S 3-10. SCHEMATIC DIAGRAM – MAIN BOARD (3/4) – • • IC Pin Descriptions. See page 16 for Waveforms. See page 32 for (Page 21) D511 R519 R531 R536 R535 R564 R533 JC533 R543 R674 C509 R679 X502 C507 JC501...

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

    CDX-S2250/S2250S 3-11. SCHEMATIC DIAGRAM – MAIN BOARD (4/4) – (Page 22) C759 CN701 FB603 R705 R706 R707 FB604 JC681 (Page 26) C771 IC602 C623 FB606 C761 JW98 R601 S702 C622 C519 JC506 FB605 D701 D702 R652 R703 JW53 R631 R633...

  • Page 25: Printed Wiring Board - Key Board

    CDX-S2250/S2250S 3-12. PRINTED WIRING BOARD – KEY BOARD – • See page 15 for Circuit Boards Location. : Uses unleaded solder. MAIN BOARD CN701 (Page 20) R918 R916 R914 R912 CN901 R913 R947 R948 R915 FMB3 R967 R977 R961 R901...

  • Page 26: Schematic Diagram - Key Board

    CDX-S2250/S2250S 3-13. SCHEMATIC DIAGRAM – KEY BOARD – R981 JP935 LED951 LED952 LSW904(2/2) LSW909(2/2) LSW914(2/2) D902 R972 R982 CN901 LED941 R973 LED931 LSW902(2/2) LSW917(2/2) LSW907(2/2) R955 IC971 R939 JP961 R921 R929 R956 R935 R940 R943 LSW921(2/2) C971 R922 R930 R957...

  • Page 27: Ic Block Diagrams

    CDX-S2250/S2250S • IC Block Diagrams – MAIN Board – IC51 TDA7333013TR BAND PASS SINC4 SIGMA DELTA INTERPOLATOR FILTER FILTER CONVERTER VDDA INTN REF3 SDAOUT REF2 SDAIN RDSREG TEST LOGIC BUFFER SA_DATAOUT REF1 INTN C/SPI DEMODULATOR & & & INTERFACE SDA_DATAIN...
  • Page 28 CDX-S2250/S2250S IC750 TDA8588BJ/N2/R1 OUT-FL- C BUS OUT-FL+ OUT-RL- PGND3 OUT-RL+ IN-RL IN-FL S-GND PROTECTION/ DIAGNOSTIC IN-FR IN-RR BEEP OUT-RR+ PGND2 OUT-RR- OUT-FR+ STANDBY/ MUTE OUT-FR- CHIP DETECT/ PGND1 DIAGNOSTIC BATTERY TEMPERATURE DIAG DETECTION PROTECTION ENABLE LOGIC SWITCH ANT-REM CRES SWITCH AMP-REM AUDIO8.3V...
  • Page 29 CDX-S2250/S2250S IC1 BA5968FP-E2 OPIN4+ LDCTL OUTR OUTF OPIN4– OPOUT1 OPOUT4 OPIN3+ OPIN3– OPOUT2 OPOUT3 POWVCC MUTE MUTE VOL– VOL+ VOL+ VOL2– VOL3– LEVEL LEVEL SHIFT SHIFT VOL2+ VOL3+ VO1– VOL4– LEVEL LEVEL SHIFT SHIFT VO1+ VOL4+ IC2 TC5968FP-E2 72 71...
  • Page 30 CDX-S2250/S2250S • IC Pin Descriptions IC3 MB90487APFV-G-131-BNDE1 (CD SYSTEM CONTROL) (SERVO BOARD (2/2)) Pin No. Pin Name Pin Description Servo 1.5 V power supply control signal output 2 to 6 — Not used. (Open) CD BUS0 Bus data signal input/output 0...
  • Page 31 CDX-S2250/S2250S Pin No. Pin Name Pin Description XUART Sony-Bus/MC-Bus change signal input H: Sony-Bus, L: MC-Bus ZMUTE Zero detection mute signal output MECON CHK MECON rising detection signal input CDON CHK CDON rising detection signal input 69 to 74 —...
  • Page 32 CDX-S2250/S2250S IC501 MB90487A11 (SYSTEM CONTROL) (MAIN BOARD (3/4)) Pin No. Pin Name Pin Description AREA SEL2 Destination setting pin AREA SEL1 Destination setting pin AREA SEL0 Destination setting pin COL SW Illumination color select signal input BEEP Beep signal output...
  • Page 33 Back-up power supply detect signal input Not used DAVN RDS data block synchronized detect signal input Not used UNI SI SONY bus data input UNI SO SONY bus data output UNI SCK SONY bus clock output Not used Not used...

  • Page 34: Exploded Views

    CDX-S2250/S2250S SECTION 4 EXPLODED VIEWS NOTE: • The mechanical parts with no reference • Color Indication of Appearance Parts The components identified by mark 0 or dotted line with mark number in the exploded views are not supplied. Example : 0 are critical for safety.

  • Page 35: Front Panel Section

    A-1083-299-A PANEL COMPLETE ASSY, FRONT (S2250) 2-187-738-01 SPRING (RELEASE) 3-250-543-31 SCREW (+B P-TITE M2) X-2048-524-1 PANEL SUB ASSY, FRONT (S2250S) 3-251-320-01 EMBLEM (NO. 2.5), SONY (S2250) X-2048-525-1 PANEL SUB ASSY, FRONT (S2250) 3-251-320-11 EMBLEM (NO. 2.5), SONY (S2250S) 2-187-737-01 PLATE (CD), LIGHT GUIDE...

  • Page 36: Cd Mechanism Section (1) (Mg-611Ta-186//K)

    CDX-S2250/S2250S 4-3. CD MECHANISM SECTION (1) (MG-611TA-186//K) not supplied (SENSOR board) not supplied not supplied not supplied not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-3372-455-A CHASSIS (T) SUB ASSY 3-253-748-01 DAMPER (S) 3-253-729-01 SPRING (LTR), TENSION COIL 3-352-758-31 SCREW (M1.7), TOOTHED LOCK...

  • Page 37: Cd Mechanism Section (2) (Mg-611Ta-186//K)

    CDX-S2250/S2250S 4-4. CD MECHANISM SECTION (2) (MG-611TA-186//K) (including M901) M902 not supplied not supplied not supplied not supplied The components identified by mark 0 or dotted line with mark 0 are critical for safety. Replace only with part number specified.

  • Page 38: Cd Mechanism Section (3) (Mg-611Ta-186//K)

    CDX-S2250/S2250S 4-5. CD MECHANISM SECTION (3) (MG-611TA-186//K) M903 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-262-755-01 WASHER (1.1-2.5) 2-186-696-11 BRACKET (LEM-N) 2-186-699-11 GEAR (RA1) 3-345-648-91 SCREW (M1.4), TOOTHED LOCK A-1075-789-A ARM ASSY, ROLLER A-1083-637-A GEAR (LE) ASSY...

  • Page 39: Cd Mechanism Section (4) (Mg-611Ta-186//K)

    CDX-S2250/S2250S 4-6. CD MECHANISM SECTION (4) (MG-611TA-186//K) Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 2-186-700-11 GEAR (CHK1) 3-899-829-01 WASHER (SLIT) 3-344-223-01 WASHER 3-259-032-01 GEAR (LE2) 3-259-470-01 GEAR (LE1) A-1075-791-A CHASSIS (M) BLOCK ASSY 3-253-755-02 LEVER (D)

  • Page 40: Electrical Parts List

    CDX-S2250/S2250S SECTION 5 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 41 CDX-S2250/S2250S MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R916 1-218-867-11 METAL CHIP 6.8K 0.5% 1/10W 1-126-947-11 ELECT 47uF R917 1-216-833-11 METAL CHIP 1/10W 1-126-947-11 ELECT 47uF R918 1-216-835-11 METAL CHIP 1/10W R919 1-216-837-11 METAL CHIP...
  • Page 42 CDX-S2250/S2250S MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C514 1-162-964-11 CERAMIC CHIP 0.001uF D755 6-500-522-01 DIODE 10EDB40-TA1B2 C516 1-162-964-11 CERAMIC CHIP 0.001uF D756 6-500-522-01 DIODE 10EDB40-TA1B2 C519 1-107-826-11 CERAMIC CHIP 0.1uF D757 6-500-522-01 DIODE 10EDB40-TA1B2...
  • Page 43 CDX-S2250/S2250S MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < COIL > R409 1-216-809-11 METAL CHIP 1/10W R410 1-216-809-11 METAL CHIP 1/10W 1-469-844-11 INDUCTOR 2.2uH R411 1-216-809-11 METAL CHIP 1/10W 1-216-295-11 SHORT CHIP R431 1-216-809-11 METAL CHIP...
  • Page 44 CDX-S2250/S2250S MAIN SENSOR SERVO Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R564 1-216-845-11 METAL CHIP 100K 1/10W A-1075-784-A SERVO BOARD, COMPLETE R565 1-216-845-11 METAL CHIP 100K 1/10W ********************* R566 1-216-845-11 METAL CHIP 100K 1/10W < CAPACITOR >...
  • Page 45 CDX-S2250/S2250S SERVO Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < CONNECTOR > 1-218-941-81 RES-CHIP 1/16W 1-218-941-81 RES-CHIP 1/16W 1-691-380-21 CONNECTOR, FFC/FPC 16P 1-218-977-11 RES-CHIP 100K 1/16W 1-817-275-21 CONNECTOR, BOARD TO BOARD 28P 1-218-941-81 RES-CHIP 1/16W <...
  • Page 46 CDX-S2250/S2250S Ref. No. Part No. Description Remark MISCELLANEOUS ************** 1-776-527-61 CORD (WITH CONNECTOR) (ISO) (POWER) 0 153 8-820-207-12 OPTICAL PICK-UP (KSS1000E/K1RP) A-1075-787-A CHASSIS (OP) SUB ASSY (including M901) F901 1-532-877-11 FUSE (BLADE TYPE) (AUTO FUSE) 10A M902 A-3337-638-A MOTOR ASSY, SL (SLED)
  • Page 47 CDX-S2250/S2250S MEMO...
  • Page 48 CDX-S2250/S2250S 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 2004. 11...

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