Sony CDP-CX260 Service Manual
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Sony CDP-CX260 Service Manual

Sony CDP-CX260 Service Manual

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SERVICE MANUAL
MICROFILM
CDP-CX260
Model Name Using Similar Mechanism
CD Mechanism Type
Base Unit Type
Optical Pick-up Type
SPECIFICATIONS
– 1 –
US Model
Canadian Model
AEP Model
UK Model
CDP-CX200
CDM-40B
KSM-213BKN/M-N
KSS-213B/S-N
COMPACT DISC PLAYER

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Summary of Contents for Sony CDP-CX260

  • Page 1 CDP-CX260 SERVICE MANUAL US Model Canadian Model AEP Model UK Model Model Name Using Similar Mechanism CDP-CX200 CD Mechanism Type CDM-40B Base Unit Type KSM-213BKN/M-N Optical Pick-up Type KSS-213B/S-N SPECIFICATIONS COMPACT DISC PLAYER MICROFILM – 1 –...
  • Page 2 LES DIAGRAMMES SCHÉMATIQUES ET LA LISTE DES 4-999-021-3π PIÈCES SONT CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT. NE REMPLACER CES COMPOSANTS QUE PAR DES PIÈCES SONY DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY. – 2 –...

  • Page 3: Table Of Contents

    SECTION 1 SERVICING NOTE TABLE OF CONTENTS NOTES ON HANDLING THE OPTICAL PICK-UP BLOCK OR BASE UNIT 1. SERVICING NOTE ............3 The laser diode in the optical pick-up block may suffer electrostatic 2. GENERAL ................6 break-down because of the potential difference generated by the charged electrostatic load, etc.
  • Page 4 CD-TEXT TEST DISC This unit is able to display the TEXT data (character information) written in the CD on its fluorescent indicator tube. The CD-TEXT TEST DISC (TGCS-313:J-2501-126-A) is used for checking the display. To check, perform the following procedure. Checking Method: 1.
  • Page 5 Table 2: CD-TEXT TEST DISC Recorded Contents and Display (In this unit, some special characters cannot be displayed. This is no a fault.) TRACK Recorded contents Display ! ” # $ % & ´ (21h to 27h)1kHz 0dB L&R N All the same N All the same + , –...

  • Page 6: General

    SECTION 2 GENERAL Front Panel 9 10 11 12 13 LOCATION OF PARTS AND CONTROLS 1 1/u (power) button 2 STANDBY indicator 3 Display window 4 Front cover 5 MEGA control button and indicator 6 X-FADE button 7 INPUT button 8 DISC/CHARACTOR dial and PUSH ENTER button 9 FADER button 10 NO DELAY button...

  • Page 9: Disassembly

    SECTION 3 DISASSEMBLY Note : Follow the disassembly procedure in the numerical order given. 3-1. FRONT PANEL ASSEMBLY 6 Remove the claw 1 Two screws (BVTP3x8) 2 Two screws (BVTP 3x8) 7 Front panel assembly 5 Remove the claw 4 Flat type wire (17 core) (Main board, CN501) 3 Four screws (BVTT3x6)

  • Page 10: Base (Door, Gear) Assembly

    3-3. BASE (DOOR, GEAR) ASSEMBLY 2 Three screws (BVTT3x6) MAIN board 4 Connector (CN503) 5 Guide assembly 3 Screw (PSW3x6) 1 Screw (BVTT3x6) 6 Door (CD) assembly 8 Three screws (BVTT3x6) 9 Base (Door, Gear) assembly 7 Three screws (BVTT3x6) 3-4.

  • Page 11: Mechanism Deck

    3-5. MECHANISM DECK 1 Flat type wire 5 Mechanism deck (23core) (CN502) Main board Jack board Main board 2 Connector (CN904) 3 Connector (CN505) 4 Nine screws (BVTT3x8) 3-6. BASE UNIT 1 Screw (BVTT3x6) 2 Fulcrum plate (BU Upper) assembly 3 Base unit –...

  • Page 12: Test Mode

    SECTION 4 TEST MODE 4-1. DISPLAY CHECK MODE 4-3. KEY AND DISPLAY CHECK MODE With the power turned off (standby state), press the 1/u button To set this mode, connect the test point (AFADJ) on the MAIN while pressing the P (pause) button. board to Ground, and connect the power supply plug to the outlet.
  • Page 13 4-4. AGING MODE Special Aging Mode Functions The aging mode is provided with the following convenient functions • Disc setting mode (*1) Aging Mode • Selection of presence of protection function during error (*2) • Mode which repeatedly changes and plays back discs automati- •...
  • Page 14 Aging Method 1. Turn ON the power of the unit. Press the § OPEN/CLOSE and 7. Press the ( button. 8. The ( LED blinks, the aging mode is set, and aging is started. open the front cover. 2. Change the COMMAND MODE switch (S901) on set to CD1 . 9.

  • Page 15: Adjustments

    SECTION 5 ADJUSTMENTS 5-1. MECHANICAL ADJUSTMENT Perform the following steps before carrying out adjustments. 1. Turn ON the power of the unit, set disc to disc table No. 92, and perform chucking. 2. Turn OFF the power. 3. Remove the case. 4.
  • Page 16 GUIDE (DISC T) ALIGNMENT Holder (guide T) Fixed screw Guide (disc T) (1) Rotate the cam and adjust to the position shown in the figure. (2) Check that the state is as Guide (disc T) shown in the figure. Disc Tapering screwdriver Guide (disc T) Disc...
  • Page 17 HOLDER (DISC A) ALIGNMENT Holder (disc A) Thrust screw (1) Rotate the cam and adjust to the position shown in the figure. Disc 0 - 1mm Holder (disc A) (2) Check that the state is as shown in the figure. Disc Holder (disc A) Thrust screw...
  • Page 18 SENSOR ALIGNMENT CAUTION: Perform this adjustment after the “holder (disc A) adjustment”. The LED may not light up in steps (3) and (4) for some If the disc table swings to the left and right just before the disc is microprocessor versions, and consequently adjustments will not chucked, perform the following adjustment.
  • Page 19 PULLY AND DISC CENTER HOLE ALIGNMENT Base unit Bracket (BU adjustment) (1) Rotate the cam and adjust to the position shown in the figure. Magnet assembly (2) Check that the state is as shown in the figure. 0.5 - 2mm Disc Disc pulley Disc hole...
  • Page 20 MAGNET ASSY ALIGNMENT Adjustment screw Magnet assembly (1) Rotate the cam and adjust to the position shown in the figure. Disc Magnet holder Magnet assembly Adjustment screw (3) Apply suitable locking compaund to the part after adjusting. Adjustment screw (2) Rotate the adjustment screw until A=B or between A:B=2:1 and 1:2 –...

  • Page 21: Electrical Block Adjustment

    5-2. ELECTRICAL BLOCK ADJUSTMENT Note: A clear RF signal waveform means that the shape “◊” can be clearly distinguished at the center of the waveform. Note: RF signal waveform 1. CD Block is basically designed to operate without adjustment. Therefore, check each item in order given. VOLT/DIV : 200mV TIME/DIV : 500ns 2.
  • Page 22 Disc Sensor Adjustment Procedure: 1. Connect the oscilloscope to Pins 1, 2, and 4 of CN506 of the Perform this adjustment after completing all adjustments of the MAIN board. Also connect a 1 kΩ resistor to Pin 4 at the same mechanism section.
  • Page 23 14. After the adjustment, load a disc only in slit 1, and press the 1/ u button to turn off the power. 15. Press the 1/u button while pressing the PUSH ENTER button to turn on the power. 16. If the rotary table makes one round, and “YES” is displayed on the fluorescent indicator tube after it stops, it means that the adjustment has been performed properly.

  • Page 24: Diagrams

    SECTION 6 DIAGRAMS 6-1. CIRCUIT BOARDS LOCATION D.SENS (LUMINOUS) board ILLUMINATION board T.SENS board MAIN board DISP board JACK board KEY BOARD board T.MOTOR board JOG board D.SENS (RAY-CATCHER) board DOOR SW board DOOR MOTOR board BD board L.SW board L.MOTOR board –...

  • Page 25: Block Diagrams

    CDP-CX260 6-2. BLOCK DIAGRAMS IC101 – BD SECTION – DIGITAL SIGNAL PROCESSOR OPTICAL PICK-UP IC103 BLOCK (KSS-213B) RF AMP LASER DIODE POWER IC901 APC LD DIGITAL DOUT DIGITAL OPTICAL DRIVE ASYO Q101 DETECTOR RFAC RF EQ SUMMING ASYI ASYMMETRY DIGITAL...

  • Page 26: Main Section

    CDP-CX260 – MAIN SECTION – D505 T901 J903 –30V REG –B POWER Q501 RECT TRANSFORMER MUTE 2ND CD IN Q324 D507 IC401 L901 IC302(1/2) IC302(2/2) MIX AMP LINE FL701 AC IN LOUT MUTE FILTER Q321 LINE OUT D503, 504 MUTE –VCC...
  • Page 27 WAVEFORMS THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. (In addition to this, the necessary note is printed in each block.) 3.1Vp-p For schematic diagrams. 16.9MHz Note: IC101 ^§ XTAI • All capacitors are in µF unless otherwise noted. pF: µµF 50 WV or less are not indicated except for electrolytics and tantalums.
  • Page 28 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 diagrams. Note: • All capacitors are in µF unless otherwise noted. pF: µµF 50 WV or less are not indicated except for electrolytics and tantalums.
  • Page 29 WAVEFORMS 3.1Vp-p 16.9MHz IC101 ^§ XTAI 1.2Vp-p (PLAY) IC101 %¡ RF AC 2.5V APPROX 500mVp-p (PLAY) IC101 $¡ TE 2.5V APPROX 200m Vp-p (PLAY) IC101 #ª FE 2.4Vp-p 7.5µsec IC101 @§ MDP 3.8Vp-p 10MHz IC501 #¡ EXTAL – 30 –...

  • Page 30: Schematic Diagram - Bd Section

    CDP-CX260 6-3. SCHEMATIC DIAGRAM – BD SECTION – • See page 30 for Waveforms. • See page 49 for IC Block Diagrams. • See page 52 for IC Pin Functions. (Page 38) – 31 – – 32 –...

  • Page 31: Printed Wiring Board - Bd Section

    6-4. PRINTED WIRING BOARD – BD SECTION – • See page 24 for Circuit Boards Location. – 33 –...
  • Page 32 CDP-CX260 (Page 36) – 34 –...

  • Page 33: Printed Wiring Board - Main Section

    CDP-CX260 6-5. PRINTED WIRING BOARD – MAIN SECTION – • See page 24 for Circuit Boards Location. • Semiconductor Location (Page 46) (Page 48) (Page 48) Ref. No. Location D325 D327 D329 D425 D501 D502 D503 D504 (Page D505 D506...

  • Page 34: Schematic Diagram - Main Section

    CDP-CX260 6-6. SCHEMATIC DIAGRAM – MAIN SECTION – • See page 30 for Waveforms. • See page 51 for IC Block Diagrams. • See page 54 for IC Pin Functions. (Page 31) (Page 47) (Page 47) (Page 47) (Page (Page 47) (Page 43) –...

  • Page 35: Schematic Diagram - Jack Section

    CDP-CX260 6-7. SCHEMATIC DIAGRAM – JACK SECTION – • See page 24 for Waveforms. • See page 35 for Printed Wiring Board (MAIN BOARD). • See page 51 for IC Block Diagrams. – 40 – – 39 –...

  • Page 36: Printed Wiring Board - Jack Section

    CDP-CX260 6-8. PRINTED WIRING BOARD – JACK SECTION – • See page 24 for Circuit Boards Location. (Page 35) (Page 36) – 41 – – 42 –...

  • Page 37: Schematic Diagram - Display Section

    CDP-CX260 6-9. SCHEMATIC DIAGRAM – DISPLAY SECTION – • See page 51 for IC Block Diagrams. (Page 37) – 44 – – 43 –...

  • Page 38: Printed Wiring Board - Display Section

    CDP-CX260 6-10. PRINTED WIRING BOARD – DISPLAY SECTION – • See page 24 for Circuit Boards Location. (Page 35) • Semiconductor Location Ref. No. Location D701 D702 D703 D704 D705 D706 D707 D708 D709 D710 IC601 IC701 IC702 Q701 – 45 –...

  • Page 39: Schematic Diagram - Sensor/Motor Section

    CDP-CX260 6-11. SCHEMATIC DIAGRAM – SENSOR/MOTOR SECTION – (Page 37) (Page 37) (Page 37) (Page 37) (Page 37) – 47 –...

  • Page 40: Printed Wiring Board - Sensor/Motor Section

    6-12. PRINTED WIRING BOARD – SENSOR/MOTOR SECTION – • See page 24 for Circuit Boards Location. (Page 35) (Page 36) (Page 35) (Page 35) (Page 36) – 48 –...

  • Page 41: Ic Block Diagrams

    6-13. IC BLOCK DIAGRAMS • BD section IC101 CXD2587Q ERROR DIGITAL CORRECTOR DIGITAL ASYMMETRY CORRECTION OPERATIONAL LRCK AMPLIFIER ANALOG SWITCH PCMD INTERFACE DEMODULATOR CONVERTER EMPH XVDD XTAI TIMING CLOCK XTAO LOGIC XTSL GENERATOR XVSS TES1 AVDD1 TEST AOUT1 SERVO DSP PWM GENERATOR AIN1 FRDR...
  • Page 42 IC102 BA6392FP BUFF CH1 OUT F 28 GND BUFF BUFF CH1 OUT R 27 CH4 OUT F LEVEL SHIFT CAPA IN 1 26 CH4 OUT R BUFF CH1 R IN 25 VB IN INTERFACE CH1 F IN 24 VS IN BUFF VREF IN 23 VB IN...

  • Page 43: Display Section

    • Main (1/2) section • Main (2/2) section IC503 CXA1291P IC506 LA5616 VIN1 ON/OFF AMP1 CURRENT AMP2 LIMITER OVERHEAT ON/OFF PROTECT THERMAL SHUT VREF DOWN AND CURRENT LIMITER AMP3 RESET GENERATOR ERROR ERROR VIN2 • Display section IC702 M66310FP – 51 –...

  • Page 44: Ic Pin Functions

    6-14. IC PIN FUNCTIONS • IC101 DIGITAL SIGNAL PROCESSOR (CXD2587Q) Pin No. Pin Name Function SQSO Sub-Q 80-bit and PCM peak level data output (CD text data output) SQCK Clock input for SQSO read-out XRST System reset “L” : reset SYSM Muting input “H”...
  • Page 45 Pin No. Pin Name Function Tracking error signal input Center servo analog input RFDC RF signal input Test pin (Not used) ADIO – Analog ground AVSS0 IGEN Stabilized current input for operational amplifiers – AVDD0 Analog power supply EFM full swing output ASYO ASYI Asymmetry comparate voltage input...
  • Page 46 • IC501 SYSTEM CONTROL (CXP84340-094Q) Pin No. Pin Name Function SRAM address SRAM address SRAM address SRAM address SRAM address SRAM address SRAM address SRAM address SRAM address SRAM address SRAM address SRAM address SRAM writing SRAM enable KBCOUT Keyboard clock output KBDOUT Keyboard data output KBDIN...
  • Page 47 Pin No. Pin Name Function Model select switch input KEY3 Key input KEY2 Key input KEY1 Key input KEY0 Key input BUSIN CONTROL-A1 input L: Active AMUTE Audio mute driver Clock for servo IC and digital filter IC Latch for command DATA Data for command Clock for sub code Q...

  • Page 48: Exploded Views

    SECTION 7 EXPLODED VIEWS NOTE: The components identified by • Hardware (# mark) list and accessories and packing • Items marked “*” are not stocked since they are mark ! or dotted line with mark materials are given in the last of this parts list. seldom required for routine service.

  • Page 49: Disc Table Section

    7-2. DISC TABLE SECTION not supplied supplied not supplied not supplied not supplied supplied supplied not supplied M801 not supplied supplied M810 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 51 1-661-466-11 T.MOTOR BOARD * 74 3-378-434-01 CUSHION, SARANET X-4947-230-1 BRACKET (TABLE) ASSY 4-985-553-11 CUSHION...

  • Page 50: Front Panel Section

    * 110 A-4724-061-A DISP BOARD, COMPLETE (US,CND) X-4949-665-1 PANEL ASSY, FRONT (AEP,UK) 3-917-216-21 KNOB (TIMER) 1-783-365-11 WIRE (FLAT TYPE) (17 CORE) 4-977-358-11 CUSHION 4-996-698-01 EMBLEM, SONY 4-996-682-11 INDICATOR 4-985-553-21 CUSHION 4-996-683-21 BUTTON (POWER) * 106 1-669-165-11 KEY BOARD BOARD 4-977-593-11 RING (DIA. 50), ORNAMENTAL 4-951-620-01 SCREW (2.6X8), +BVTP...

  • Page 51: Mechanism Section-1 (Cdm-40B)

    7-4. MECHANISM SECTION-1 (CDM-40B) not supplied not supplied not supplied not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark X-4947-241-1 LEVER (C) ASSY A-4672-092-A MAGNET ASSY 4-982-882-01 SPRING (LIMITTER), TORSION 3-366-559-02 MAGNET (CHUCK) 4-982-881-01 SPRING (HOLDER), TORSION 4-960-633-01 YOKE (MAGNET) X-4947-239-1 LIMITTER (A) ASSY 4-982-853-01 LEVER (B)

  • Page 52: Mechanism Section-2 (Cdm-40B)

    7-5. MECHANISM SECTION-2 (CDM-40B) not supplied not supplied not supplied M802 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-976-465-01 GEAR (LOADING 1) X-4947-227-1 LEVER (STOPPER) ASSY 4-976-466-01 GEAR (LOADING 2) 4-982-893-01 GEAR (CENTER 2) 4-951-291-01 SCREW X-4947-607-1 GEAR (PULLEY) ASSY X-4947-234-1 SLIDER (LOCK) ASSY 4-982-867-01 BELT (TIMING)

  • Page 53: Mechanism Section-3 (Cdm-40B)

    7-6. MECHANISM SECTION-3 (CDM-40B) Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-356-601-11 SCREW, STEP 4-982-872-01 SPRING (F-2), TENSION X-4947-244-1 SLIDER (BU ADJUSTMENT) ASSY 4-982-871-01 SPRING (F-1), TENSION X-4947-243-1 HOLDER (BU) ASSY 4-982-858-01 DAMPER 4-982-859-01 HOLDER (DAMPER) 4-960-617-01 CAP (F) 4-982-878-01 SPRING (F), COMPRESSION –...

  • Page 54: Base Unit Section (Ksm-213Bkn/M-N)

    7-7. BASE UNIT SECTION (KSM-213BKN/M-N) not supplied not supplied not supplied M101 not supplied M102 Les composants identifiés par une The components identified by marque ! sont critiques pour la mark ! or dotted line with mark ! are critical for safety. sécurité.

  • Page 55: Electrical Parts List

    SECTION 8 ELECTRICAL PARTS LIST Note: • Due to standardization, replacements in the parts list • SEMICONDUCTORS The components identified by In each case, u: µ , for example: may be different from the parts specified in the mark ! or dotted line with mark uA...: µ...
  • Page 56 D.SENS (LUMINOUS) D.SENS (RAY CATCHER) DISP Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R138 1-216-295-91 SHORT C705 1-124-584-00 ELECT 100uF R143 1-216-103-00 METAL CHIP 180K 1/10W R144 1-216-103-00 METAL CHIP 180K 1/10W C706 1-162-282-31 CERAMIC 100PF R147 1-216-081-00 METAL CHIP...
  • Page 57 DISP DOOR MOTOR DOOR SW ILLUMINATION JACK Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R729 1-249-437-11 CARBON 1/4W < DIODE > R732 1-249-415-11 CARBON 1/4W F R733 1-249-417-11 CARBON 1/4W F D802 8-719-059-65 DIODE HLMF-KL05 R734 1-249-419-11 CARBON 1.5K...
  • Page 58 JACK L.MOTOR L.SW Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < RESISTOR > S616 1-572-184-11 SWITCH, KEYBOARD (± AMS) S617 1-572-184-11 SWITCH, KEYBOARD (≠ AMS) 1-572-184-11 SWITCH, KEYBOARD (OPEN/CLOSE §) R351 1-215-405-00 METAL 1/4W S621 R352 1-215-485-00 METAL 470K...
  • Page 59 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-4724-052-A MAIN BOARD, COMPLETE (US,CND) < CONNECTOR > ******************** CN501 1-568-440-11 SOCKET, CONNECTOR 17P A-4724-054-A MAIN BOARD, COMPLETE (AEP,UK) CN502 1-568-742-11 SOCKET, CONNECTOR 23P * CN503 1-568-951-11 PIN, CONNECTOR 2P ******************** CN504 1-506-469-11 PIN, CONNECTOR 4P...
  • Page 60 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark Q426 8-729-900-65 TRANSISTOR DTA144ES R501 1-249-435-11 CARBON 1/4W Q501 8-729-140-97 TRANSISTOR 2SB734-34 R502 1-249-425-11 CARBON 4.7K 1/4W F Q503 8-729-119-76 TRANSISTOR 2SA1175-HFE R505 1-249-413-11 CARBON 1/4W F Q511 8-729-900-80 TRANSISTOR DTC114ES R506...
  • Page 61 MAIN T.MOTOR T.SENS Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < VARIABLE RESISTOR > ACCESSORIES & PACKING MATERIALS ******************************* RV501 1-241-787-11 RES, ADJ, CARBON 47K 1-475-789-11 REMOTE COMMANDER. (RM-LJ301) < VIBRATOR > 1-475-790-11 RECEIVE UNIT 1-558-271-11 CORD, CONNECTION (AUDIO, 108cm) X501 1-579-175-11 VIBRATOR, CERAMIC (10MHz)
  • Page 62 CDP-CX260 98F0972-1 Sony Corporation Printed in Japan © 1998. 6 9-922-882-11 Home A&V Products Company Published by Quality Assurance Dept. – 70 – (Shibaura)

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