Sony CDX-CA890X Service Manual
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Sony CDX-CA890X Service Manual

Sony CDX-CA890X Service Manual

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SERVICE MANUAL
Ver 1.0 2003. 02
• The tuner and CD sections have no adjustments.
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
FM tuning interval:
50 kHz/200 kHz switchable
87.5 – 108.0 MHz
(at 50 kHz step)
87.5 – 107.9 MHz
(at 200 kHz step)
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
AM
Tuning range
AM tuning interval:
9 kHz/10 kHz switchable
531 – 1,602 kHz
(at 9 kHz step)
530 – 1,710 kHz
(at 10 kHz step)
Aerial terminal
External aerial connector
Intermediate frequency
10.7 MHz/450 kHz
Sensitivity
30 µV
Sony Corporation
9-877-053-01
2003B0400-1
e Vehicle Company
© 2003. 02
Published by Sony Engineering Corporation
CDX-CA890X
Model Name Using Similar Mechanism
CD Drive Mechanism Type
Optical Pick-up Name

SPECIFICATIONS

Power amplifier section
Outputs
Speaker impedance
Maximum power output 52 W × 4 (at 4 ohms)
General
Outputs
Inputs
Tone controls
Loudness
Power requirements
Dimensions
Mounting dimensions
Mass
Supplied accessories
Design and specifications are subject to change without
notice.
FM/AM COMPACT DISC PLAYER
E Model
CDX-CA790X
MG-393XA-121//Q
KSS-720A
Speaker outputs
(sure seal connectors)
4 – 8 ohms
Audio outputs (front/rear)
Subwoofer output (mono)
Power aerial relay control terminal
Power amplifier control terminal
Telephone ATT control terminal
BUS control input terminal
BUS audio input terminal
Remote controller input terminal
Aerial input terminal
Bass ±8 dB at 100 Hz
Treble ±8 dB at 10 kHz
+8 dB at 100 Hz
+2 dB at 10 kHz
12 V DC car battery
(negative earth)
Approx. 178 × 50 × 180 mm
(w/h/d)
Approx. 182 × 53 × 161 mm
(w/h/d)
Approx. 1.2 kg
Card remote commander RM-X118
Parts for installation and connections (1 set)
Front panel case (1)
1

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Summary of Contents for Sony CDX-CA890X

  • Page 1: Specifications

    Design and specifications are subject to change without Aerial terminal External aerial connector notice. Intermediate frequency 10.7 MHz/450 kHz Sensitivity 30 µV FM/AM COMPACT DISC PLAYER Sony Corporation 9-877-053-01 2003B0400-1 e Vehicle Company © 2003. 02 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-CA890X • UNLEADED SOLDER Boards requiring use of unleaded solder are printed with the lead free mark (LF) indicating the solder contains no lead. (Caution: Some printed circuit boards may not come printed with the lead free mark due to their particular size.) : LEAD FREE MARK Unleaded solder has the following characteristics.

  • Page 4: Table Of Contents

    CDX-CA890X TABLE OF CONTENTS 1. GENERAL Location of controls ..............5 Connections ................6 2. DISASSEMBLY 2-1. Sub Panel Assy ..............7 2-2. CD Mechanism Block ............8 2-3. Main Board ................. 8 2-4. Heat Sink, MJ Board ............9 2-5.

  • Page 5: General

    CDX-CA890X SECTION 1 GENERAL This section is extracted from instruction manual. Note Location of controls If the display disappears by pressing (OFF) , it cannot Card remote commander RM-X118 be operated with the card remote commander unless (SOURCE) on the unit is pressed, or a disc is inserted to activate the unit first.

  • Page 6: Connections

    CDX-CA890X Connections...

  • Page 7: Disassembly

    CDX-CA890X SECTION 2 DISASSEMBLY Note : This set can be disassemble according to the following sequence. 2-5. CHASSIS (T.U) ASSY 2-1. SUB PANEL ASSY (Page 9) (Page 7) 2-6. DISC IN BOARD 2-7. SERVO BOARD 2-2. CD MECHANISM BLOCK (Page 10)

  • Page 8: Cd Mechanism Block

    CDX-CA890X 2-2. CD MECHANISM BLOCK 7 bracket (CD) 5 CD mechanism block 6 PTT 2.6x4 2 PTT 2.6x6 1 PTT 2.6x6 4 CNP301 2-3. MAIN BOARD 3 PTT 2.6x6 5 MAIN board 4 PTT 2.6x6 1 PTT 2.6x6 2 PTT 2.6x6...

  • Page 9: Heat Sink, Mj Board

    CDX-CA890X 2-4. HEAT SINK, MJ BOARD 0 MJ board 6 heat sink 5 PTT 2.6x8 4 PTT 2.6x12 3 PTT 2.6x8 2 cord (RCA) 1 PTT 2.6x6 2-5. CHASSIS (T.U) ASSY 2 P 2x3 3 P 2x3 1 Unsolder the 4 chassis (T.U) assy...

  • Page 10: Disc In Board

    CDX-CA890X 2-6. DISC IN BOARD 4 guide (disc) 1 PS 2x3 2 DISC IN board 3 claws 2-7. SERVO BOARD 8 SERVO board 6 PTT 2x4 6 PTT 2x4 2 Removal the solders. 9 PICK-UP FLEXIBLE board 1 CN3 4 P 2x3 3 Unsolder the lead wires.

  • Page 11: Shaft Roller Assy

    CDX-CA890X 2-8. SHAFT ROLLER ASSY • When installing, take note of the positions arm (roller) and washers. (Fig. 1) 3 retaining ring (roller) bearing (roller) bearing (roller) 4 bearing (roller) washer (RA) retaining ring (roller) washer (RA) Fig. 1 6 PTT 2x4...

  • Page 12: Optical Pick-Up Block

    CDX-CA890X 2-10. OPTICAL PICK-UP BLOCK 4 P 2x3 1 P 2x3 5 leaf spring (feed) 2 sled motor assy 3 optical pick-up block 6 shaft (feed) assy...

  • Page 13: Diagrams

    NCO (VCC) Not used. (Open) TELATT Telephone attenuator detection input NCO (VCC) Not used. (Fixed at H in this set) UNISO SONY-BUS data output UNISI SONY-BUS data input UNICKO SONY-BUS clock output I2C_SIO C BUS serial data input/output Not used. (Open)
  • Page 14 CDX-CA890X Pin No. Pin Name Pin Description TSTB CD text parameter strobe output for CD servo IC. RFOK RFOK signal input from CD servo IC. CD_RST Reset signal output for CD servo IC. Command/parameter discrimination signal output for CD servo IC.

  • Page 15: Block Diagram -Cd Section

    CDX-CA890X 3-2. BLOCK DIAGRAM — CD SECTION — RF AMP,DIGITAL SERVO DIGITAL SIGNAL PROCESSOR OPTICAL PICK-UP KSS-720A (Page 16) TUNER SECTION LOUT SYSTEM CONTROL ROUT IC303 (1/3) CONV R-CH DEMOD PACK 31 CD_PACK TSTB 51 TSTB DSUB CODE TSCK PROCESS CONV.

  • Page 16: Block Diagram -Tuner Section

    CDX-CA890X 3-3. BLOCK DIAGRAM — TUNER SECTION — CN401 MUTE SUB OUT (MONO) Q407 J401 AUDIO OUT FRONT R-CH ELECTRONIC VOLUME BUS AUDIO IN IC401 R-CH (Page 15) OUTSW 4 PDL+ R-CH 7 PDR+ OUTLR TUNER UNIT TUX501 OUTRR R-CH...

  • Page 17: Block Diagram -Display Section

    CDX-CA890X 3-4. BLOCK DIAGRAM — DISPLAY SECTION — 3-5. CIRCUIT BOARDS LOCATION MJ board DISC IN board SYSTEM CONTROL LCD DRIVE IC303 (3/3) IC901 KEY MATRIX SUB (CD) board KEY IN0 LCD SO DATA LCD DATA LSW901-912 SEG01 LCD CKO...

  • Page 18: Printed Wiring Boards -Cd Mechanism Section

    CDX-CA890X 3-6. PRINTED WIRING BOARDS — CD MECHANISM SECTION — • Refer to page 17 for Circuit Boards Location. : Uses unleaded solder. THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. (In addition to this, the necessary note is printed in each block.)
  • Page 19 CDX-CA890X : Uses unleaded solder. TP77 TP78 TP62 TP82 TP48 TP66 TP80 TP84 (Page 21) TP83 TP60 TP12 TP11 TP50 TP47 C9 C10 TP64 TP10 TP51 TP89 TP59 TP52 TP71 TP56 TP22 TP58 TP72 TP24 TP23 TP25 TP61 TP76 TP88...

  • Page 20: Schematic Diagram -Cd Mechanism Section

    CDX-CA890X • Refer to page 17 for Waveforms and page 18 for Common Note on Schematic Diagram. 3-7. SCHEMATIC DIAGRAM — CD MECHANISM SECTION — • Refer to page 27 for IC Block Diagrams. TP77 TP78 TP89 TP79 TP80 TP81...

  • Page 21: Printed Wiring Boards -Main Section

    CDX-CA890X 3-8. PRINTED WIRING BOARDS — MAIN SECTION — • Refer to page 17 for Circuit Boards Location and page 18 for Common Note on Printed Wiring Boards. : Uses unleaded solder. J401 J501 • Semiconductor Location CN101 Ref. No.

  • Page 22: Schematic Diagram -Main Section (1/2)

    CDX-CA890X • Refer to page 18 for Common Note on Schematic Diagram. 3-9. SCHEMATIC DIAGRAM — MAIN SECTION (1/2) — • Refer to page 29 for IC Block Diagrams. C411 Q407 R407 C438 C410 CN401 C201 Q403 R403 C203 R201...

  • Page 23: Schematic Diagram -Main Section (2/2)

    CDX-CA890X • Refer to page 17 for Waveforms and page 18 for Common Note on Schematic Diagram. 3-10. SCHEMATIC DIAGRAM — MAIN SECTION (2/2) — • Refer to page 28 for IC Block Diagrams. (Page 22) (Page C301 C307 R303...

  • Page 24: Printed Wiring Board -Relay Section

    CDX-CA890X 3-11. PRINTED WIRING BOARD — RELAY SECTION — • Refer to page 17 for Circuit Boards Location and page 18 for Common Note on Printed Wiring Boards. : Uses unleaded solder. (Page 21) LED802 CN802 LED801 S801 (Page 25)

  • Page 25: Printed Wiring Board -Key Section

    CDX-CA890X 3-12. PRINTED WIRING BOARD — KEY SECTION — • Refer to page 17 for Circuit Boards Location and page 18 for Common Note on Printed Wiring Boards. : Uses unleaded solder. LSW912 LSW903 R915 R963 R964 R956 Q902 R965...

  • Page 26: Schematic Diagram -Key Section

    CDX-CA890X 3-13. SCHEMATIC DIAGRAM — KEY SECTION — • Refer to page 18 for Common Note on Schematic Diagram. R995 R998 D971 LED913 R940 LED921 LED922 LED923 LED924 R921 R923 R925 R927 R929 R996 R997 LED915 IC971 R982 C971 LSW911(2/2)

  • Page 27: Ic Block Diagrams

    CDX-CA890X 3-14. IC BLOCK DIAGRAMS IC1 µPD63711GC-8EU (Servo Board) 71 70 MICROCOMPUTER INTERFACE AGCI 50 C2D3 COMPARATOR 49 C2D2 CD-TEXT DECODER 48 C2D1 SUB-CODE PROCESSOR MEMORY 47 C1D2 SRAM PROCESSOR AUTO GAIN FD/TD/SD/MD 46 C1D1 CONTROLLER CONTROLLER AGND 45 DGND...
  • Page 28 CDX-CA890X IC2 BA5810FP-E2 (Servo Board) BIAS LOADING PRE OPIN4+ FWD REV – OPIN4– LDCONT POWER OPOUT4 SAVE OPIN3+ – OPIN3– PREVCC (PRE.LOADING) OPOUT3 PREVCC POWVCC12 (CH1.CH2) CH1-4 MUTE MUTE POWVCC POWVCC34 (CH3,CH4) VOL– POWVCC VOL+ – – VO3– VO2– LEVEL...
  • Page 29 CDX-CA890X IC201 TDA8588J/N1 (Main Board (1/2)) I2C BUS PGND3 IN_RL IN_FL SGND PROTECTION DIAGNOSTIC IN_FR IN_RR ACGND PGND2 STANDBY MUTE CHIP DETECT PGND1 DIAGNOSTIC BATTERY TEMPERATURE DIAF DETECTION ENABLE PROTECTION LOGIC SWITCH CRES SWITCH AU8V SERVO MECHA DISP+B REFERENCE VOLTAGE...
  • Page 30 CDX-CA890X IC401 TDA7416 (Main Board (1/2)) 30 29 24 23 HIGH PASS MIXER FILTER2 SOFT STEP FADER ACOUTR SOFT STEP ACINSW FADER ACOUTSW HIGH PASS MIXER 22 OUTRF FILTER WOOFER SOFT STEP OUTRR FILTER FADER 7 BAND EQUALIXER 20 AC2INR...

  • Page 31: Exploded Views

    CDX-CA890X SECTION 4 EXPLODED VIEWS NOTE: • The mechanical parts with no reference • Color Indication of Appearance Parts The components identified by number in the exploded views are not supplied. Example : mark 0 or dotted line with mark •...

  • Page 32: Main Board Section

    CDX-CA890X 4-2. MAIN BOARD SECTION not supplied not supplied TUX501 F901 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-3274-632-A MAIN BOARD, COMPLETE TUX501 A-3220-887-A TUNER UNIT (TUX-030) 3-246-481-01 PLATE (TU), GROUND 7-685-792-09 SCREW +PTT 2.6X6 (S) 1-686-702-11 MJ BOARD 7-685-793-09 SCREW +PTT 2.6X8 (S)

  • Page 33: Front Panel Section

    X-3383-264-1 CASE ASSY (for FRONT PANEL) X-3382-809-1 PANEL ASSY (SVX), FRONT 3-246-968-01 COVER (FRONT PANEL) X-3383-381-1 BUTTON KIT (SVX) ASSY 3-039-505-12 EMBLEM (NO.2.5), SONY 3-247-359-01 CUSHION (WINDOW) LCD901 1-805-099-11 DISPLAY PANEL, LIQUID CRYSTAL 1-694-965-11 CONDUCTIVE BOARD, CONNECTION 7-685-106-19 SCREW +P 2X10 TYPE2 NON-SLIT...

  • Page 34: Cd Mechanism Section (1)

    CDX-CA890X 4-4. CD MECHANISM SECTION (1) (MG-393XA-121//Q) not supplied (DISC IN board) not supplied (LOAD board) not supplied supplied not supplied not supplied not supplied M903 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-3315-247-B CHASSIS (T.U) ASSY...

  • Page 35: Cd Mechanism Section (2)

    CDX-CA890X 4-5. CD MECHANISM SECTION (2) (MG-393XA-121//Q) not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark X-3378-956-8 ARM ASSY, CHUCKING A-3315-243-D CHASSIS (M) ASSY 3-931-897-61 DAMPER (T) 3-220-180-01 SPRING (TR2), TENSION 3-039-627-01 LEVER (D) 3-931-881-03 LEVER (LOCK)

  • Page 36: Cd Mechanism Section (3)

    CDX-CA890X 4-6. CD MECHANISM SECTION (3) (MG-393XA-121//Q) M901 supplied (LIMIT board) M902 not supplied (SUB (CD) board) The components identified by mark 0 or dotted line with mark. 0 are critical for safety. Replace only with part number specified. Ref. No.

  • Page 37: Electrical Parts List

    CDX-CA890X 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 38 CDX-CA890X MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R925 1-216-813-11 METAL CHIP 1/10W R999 1-216-864-11 METAL CHIP 1/10W R927 1-216-813-11 METAL CHIP 1/10W R929 1-216-813-11 METAL CHIP 1/10W < SWITCH > R931 1-216-809-11 METAL CHIP...
  • Page 39 CDX-CA890X MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C325 1-162-970-11 CERAMIC CHIP 0.01uF < DIODE > C326 1-162-970-11 CERAMIC CHIP 0.01uF C327 1-162-970-11 CERAMIC CHIP 0.01uF D101 8-719-056-93 DIODE UDZ-TE-17-18B C331 1-162-927-11 CERAMIC CHIP...
  • Page 40 CDX-CA890X MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark L301 1-469-555-21 INDUCTOR 10uH R329 1-216-821-11 METAL CHIP 1/10W L302 1-410-513-11 INDUCTOR 22uH R330 1-216-821-11 METAL CHIP 1/10W L401 1-469-551-21 INDUCTOR 2.2uH R331 1-216-821-11 METAL CHIP...
  • Page 41 CDX-CA890X SERVO MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < SWITCH > 1-162-970-11 CERAMIC CHIP 0.01uF 1-162-967-11 CERAMIC CHIP 0.0033uF 10% S301 1-571-478-11 SWITCH, SLIDE (FREQUENCY SELECT) 1-162-964-11 CERAMIC CHIP 0.001uF S302 1-786-458-11 SWITCH, PUSH (1 KEY) (NOSE DET) 1-125-837-11 CERAMIC CHIP 6.3V...
  • Page 42 CDX-CA890X Ref. No. Part No. Description Remark < SWITCH > S801 1-771-884-31 SWITCH, TACTILE (WITH LED) (Z) ************************************************************* MISCELLANEOUS *************** 1-776-207-82 CORD (WITH CONNECTOR) (POWER) 1-790-355-54 CORD (WITH CONNECTOR) (RCA) (SUB OUT (MONO)) X-3378-598-3 CHASSIS (OP) ASSY (including M901) 1-683-665-11 MOTOR FLEXIBLE BOARD...

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