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Sony CDP-CX53 Service Manual

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SERVICE MANUAL
Compact disc player
Laser
Laser output
Frequency reponse
Signal-to-noise ratio
Dynamic range
Harmonic distortion
Channel separation
Output
Jack
Maximum
type
output
level
LINE OUT
Phono
2V
Jacks
(at 50 kilohms)
DIGITAL
Optical
–18 dBm
OUT
output
(OPTICAL) connector
MICROFILM
SPECIFICATIONS
Semiconductor laser (λ = 780 nm)
Emission duration: continuous
Max 44.6 µW*
* This output is the value measured at
a distance of 200 mm from the
objective lens surface on the
Optical Pick-up block with 7 mm
aperture.
2 Hz to 20 kHz ± 1dB
More than 100 dB
More than 88 dB
Less than 0.013%
More than 95 dB
Load impedance
Over 10 kilohms
Wave length: 660 nm
CDP-CX53
Model Name Using Similar Mechanism CDP-CX50/CX571
CD Mechanism Type
Base Unit Type
Optical Pick-up Type
General
Power requirements
Where purchased
Power requirements
USA/Canada
120 V AC, 60 Hz
Australia
240 V AC, 50 Hz
Europe
220 V – 230 V AC, 50/60 Hz
Other countries
110 V – 120 V or 220 V – 240 V AC,
adjustable, 50/60 Hz
Power consumption
12 W
Dimensions (approx.)
When the front cover is closed
430 × 182.5 × 295 mm (17 × 7 1/4 × 11 5/8 in.)
(w/h/d)
incl. projecting parts
When the front cover is open
430 × 182.5 × 414 mm (17 × 7 1/4 × 16 3/8 in.)
incl. projecting parts
Mass (approx.)
5.2 kg (11 lbs 8 oz)
Supplied accessories
Audio cord (2 phono plugs – 2 phono plugs) (1)
CONTROL A1 cord (supplied for Canadian models only) (1)
Remote commander (remote) (1)
Sony SUM-3 (NS) batteries (2)
CD booklet holder (1)
Label (1)
Design and specifications are subject to change without notice.
COMPACT DISC PLAYER
US Model
Canadian Model
AEP Model
E Model
Australian Model
CDM-46C2
KSM-213BFN/M-NP
KSS-213B/S-N

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Summary of Contents for Sony CDP-CX53

  • Page 1 Audio cord (2 phono plugs – 2 phono plugs) (1) CONTROL A1 cord (supplied for Canadian models only) (1) Jack Maximum Load impedance Remote commander (remote) (1) type output Sony SUM-3 (NS) batteries (2) level CD booklet holder (1) LINE OUT Phono Over 10 kilohms Label (1) Jacks...

  • Page 2: Table Of Contents

    TABLE OF CONTENTS MODEL IDENTIFICATION — BACK PANEL — SERVICING NOTE ..........3 GENERAL ..............4 DISASSEMBLY ............5 TEST MODE .............. 9 PARTS No. MECHANICAL ADJUSTMENTS ....... 12 PARTS No. MODEL ELECTRICAL ADJUSTMENTS ......15 4-997-124-01 US model 4-997-124-11 Canadian model DIAGRAMS ..............

  • Page 3: Servicing Note

    SONY PARTS WHOSE PART NUMBERS APPEAR AS DE FONCTIONNEMENT. NE REMPLACER CES COM- SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB- POSANTS QUE PAR DES PIÈCES SONY DONT LES LISHED BY SONY. NUMÉROS SONT DONNÉS DANS CE MANUEL OU DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY.

  • Page 4: General

    SECTION 2 This section is extracted from instruction manual. GENERAL LOCATION OF PARTS AND CONTROLS Front Panel STANDBY PUSH DISC OPEN PUSH ENTER BLOCK PLAY MODE REPEAT BLOCK FILE CHECK CLEAR ª ± ± PULS ONE !∞ !£ !™ !¡ !¢...

  • Page 5: Disassembly

    SECTION 3 DISASSEMBLY Note: Follow the disassembly procedure in the numerical order given. CASE, FRONT PANEL 1 two screws 5 connector (M3 × 8) (CN803) 1 two screws (M3 × 8) 2 case 4 screw (BVTT3 × 6) 3 two screws (BVTT3 ×...
  • Page 6 CD MECHANISM DECK SECTION 2 reinforcement 6 connector 3 two screws 5 two screws (CN53) (BVTP3 × 8) (BVTT3 × 10) 4 ring (B) 9 screw (P3 × 14) 7 wire (flat type) (12 core) 0 connector (CN102) (CN51) 9 screw 8 base (LOADING) (BVTT3 ×...
  • Page 7 BASE UNIT 1 two screws 3 screw (BTP2.6 × 8) (BTP2.6 × 10) 2 bracket 4 reinforcement (small) 5 two tention springs 7 base unit 6 four screws (PTPWH2.6 × 8) BD BOARD, SLED MOTOR (M102) 6 gear (A) (S) 8 gear cover 7 three claws 5 claw...
  • Page 8 OPTICAL PICK-UP (KSS-213B/S-N) 3 Remove the optical pick-up to direction of the arrow A . 2 sled shaft 1 claw – 8 –...

  • Page 9: Test Mode

    SECTION 4 TEST MODE DISPLAY CHECK MODE FLUORESCENT INDICATOR TUBE, LED ALL LIT, Note: AND KEY CHECK MODE This will not work properly if the DISC is set to any slit. Connect TP (AFADJ) and ground of the DISPLAY board with a 1.
  • Page 10 Order of Disc Change 1. Grid check Sequence of Aging Mode (1 cycle takes 3 minutes) 1 DISC 1. Disc change 1. No. 51 CD 1 2. Load in 2. Segment check 2. No. 20 3. TOC read 3. No. 40 4.

  • Page 11: Error Display

    Aging procedure: Without remote commander for aging mode: Some operating method will be changed depending on if the fol- 1. Turn ON the power of the unit. Open the front cover. , · , and ≠ [PLAY MODE] lowing jig for the aging mode exists or not. 2.

  • Page 12: Mechanical Adjustments

    SECTION 5 MECHANICAL ADJUSTMENTS To adjust the mechanism section, enter the mechanism section adjustment mode. For how to enter the mechanism section adjustment mode, refer to each adjustment section. DISC SENSOR ALIGMENT 1. Make sure that there is no disc in the unit. 2.
  • Page 13 7. Move the holder (sensor) center so that the flat portion center at the top of the SENS (CH1) input waveform and the ‘’H” center of TEST (CH2) coincide. Flat portion center of TEST (CH2) waveform SENS (CH1) waveform SENS (CH1) waveform Fixed screw Holder (sensor) [CLEAR]...
  • Page 14 MAGNET ASSY ALIGMENT 1. Check that there is no disc in the unit and then turn ON the power. Open the door, and set a disc in the PLUS ONE slit. [CLEAR] and [PLUS ONE] buttons simultaneously, turn ON the power 2.

  • Page 15: Electrical Adjustments

    SECTION 6 ELECTRICAL ADJUSTMENTS Note : 10. Confirm that oscilloscope waveform is clear and check RF sig- 1. CD Block is basically designed to operate without adjustment. nal level is correct or not. Therefore, check each item in order given. 11.
  • Page 16 About RV502 on the AUDIO board oscilloscope RV502 of the AUDIO board requires no adjustments. Please note BD board that it should be dixed to mechanical center position when you moved and do not know origin position. TP (FE) – TP (VC) Adjustment Location: When a general remote commander is not used:...

  • Page 17: Diagrams

    SECTION 7 DIAGRAMS • Circuit Boards Location TABLE SENSOR BOARD LED board DISC SENSOR (R) board DISC SENSOR (S) board POWER SW board AUDIO board BD board CD MOTOR board SW board – 17 –...
  • Page 18 THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. (In addition to this, the necessary note is printed in each block.) Note on Schematic Diagram: Note on Printed Wiring Boards: • X : parts extracted from the component side. •...

  • Page 19: Printed Wiring Board - Bd Section

    CDP-CX53 7-1. PRINTED WIRING BOARD – BD Section – • • See page 17 for Circuit Boards Location. See page 18 for Note. • Semiconductor Location Ref. No. Location D151 IC101 IC102 IC103 Q101 Q102 Q103 (Page 23) (Page 28) –...

  • Page 20: Schematic Diagram - Bd Section

    CDP-CX53 7-2. SCHEMATIC DIAGRAM – BD Section – • See page 34 for Waveforms. • See page 35 for IC Block Diagrams. • See page 37 for IC Pin Function Description. • See page 18 for Note. • no mark: PLAY The components identified by mark ! or dotted Les composants identifiés par une marque ! sont...

  • Page 21: Printed Wiring Board - Audio Section

    CDP-CX53 7-3. PRINTED WIRING BOARD – AUDIO Section – • See page 17 for Circuit Boards Location. • See page 18 for Note. (Page 32) (Page 28) (Page 31) (Page 20) (Page 31) (Page 31) (Page 32) • Semiconductor Location Ref.

  • Page 22: Schematic Diagram - Audio Section

    CDP-CX53 7-4. SCHEMATIC DIAGRAM – AUDIO Section – • See page 36 for IC Block Diagrams. • See page 18 for Note. • no mark: PLAY The components identified by mark ! or dotted Les composants identifiés par une marque ! sont •...

  • Page 23: Printed Wiring Boards - Panel Section

    CDP-CX53 7-5. PRINTED WIRING BOARDS – PANEL Section – • See page 17 for Circuit Boards Location. • See page 18 for Note. (Page 23) (Page 20) • Semiconductor Location Ref. No. Location D801 D802 D803 (Page 23) IC801 IC802...

  • Page 24: Schematic Diagram - Panel Section

    CDP-CX53 7-6. SCHEMATIC DIAGRAM – PANEL Section – • See page 34 for Waveforms. • See page 41 for IC Pin Function Description. • See page 18 for Note. – 29 – – 30 –...

  • Page 25: Printed Wiring Board - Sensor/Motor Section

    7-7. PRINTED WIRING BOARDS – SENSOR/MOTOR Section – • • See page 17 for Circuit Boards Location. See page 18 for Note. (Page 23) (Page 23) (Page 23) – 31 –...
  • Page 26 (Page 32) (Page 32) – 32 –...

  • Page 27: Schematic Diagram - Sensor/Motor Section

    7-8. SCHEMATIC DIAGRAM – SENSOR/MOTOR Section – • See page 18 for Note. – 33 –...
  • Page 28 • Waveforms – BD Section – 5 IC102 $¢ (XOUT) 1 IC101 $¡ (RFSM) (PLAY MODE) 3.6 Vp-p +0.3 Vp-p –0.2 16.9344 MHz 2 IC101 @º (FE) (PLAY MODE) 6 IC102 ^º (16M) 560 mVp-p 6.2 Vp-p 16 MHz 3 IC101 7 (TE) (PLAY MODE) 7 IC102 ^¡...
  • Page 29 • IC Block Diagrams IC101 LA9241M (BD Board) 58 57 55 54 53 52 51 50 RF DET FIN2 FINI I / V DGND µ-COM INTERFACE RFS- RFSM RF AMP TESI T. SERVO & T. LOGIC SLOF TOFF F. SERVO & F. LOGIC SPINDLE SERVO SLED SERVO IC102 LC78622E (BD Board)
  • Page 30 IC103 LA6541 (BD Board) IC601 BA6780 (AUDIO Board) VIN1 VIN2 VREF MUTE 11kΩ 11kΩ LEVEL LEVEL VINL VIN4 FIN1 SHIFT SHIFT FIN2 RIN1 RIN2 DRIVER DRIVER IOUT VREF VREG FBIN- DRIVER DRIVER FBIN+ 11kΩ LEVEL 11kΩ LEVEL VIN2 VIN3 SHIFT SHIFT OUT2+ OUT1+...

  • Page 31: Ic Pin Function Description

    7-9. IC PIN FUNCTION DESCRIPTION • BD BOARD IC101 LA9241M (RF AMPLIFIER, FOCUS/TRACKING/SLED SERVO) Pin No. Pin Name Function Signal input (B+D) from the optical pick-up detector FIN2 Added with FIN1 to create RF signal, subtracted with FIN1 to create focus error signal FIN1 Signal input (A+C) from the optical pick-up detector Signal input (E) from the optical pick-up detector...
  • Page 32 Pin No. Pin Name Function CLV error signal input from the DSP (IC102) RFSM Playback EFM RF signal output to the DSP (IC102) Works together with the RFSM (pin $¡) to set the RF gain and the 3T compensation constant for RFS–...
  • Page 33 • BD BOARD IC102 LC78622E (DIGITAL SIGNAL PROCESSOR, DIGITAL FILTER, D/A CONVERTER) Pin No. Pin Name Function DEFI Defect detection signal input from the RF amplifier (IC101) PLL test input terminal Not used (fixed at “L”) PLL phase comparison output for external VCO control VVSS —...
  • Page 34 Pin No. Pin Name Function MUTER Line muting on/off control signal output terminal (for R-ch side) “H”: muting on XVDD — Power supply terminal (+5V) (crystal oscillator system) XOUT System clock output terminal (16.9344 MHz) System clock input terminal (16.9344 MHz) XVSS —...
  • Page 35 • DISPLAY BOARD IC801 CXP82324-088Q (SYSTEM CONTROLLER, FL/LED DRIVER, KEY CONTROL) Pin No. Pin Name Function TSENS1 Disc table flag detect sensor (IC51) input terminal RMIN Remote control signal input from the remote control receiver (IC802) DOOR SW Front cover open/close detect switch (S821) input terminal “L”: close, “H”: open 4, 5 Not used (open) BUSIN...
  • Page 36 Pin No. Pin Name Function G1 to G5 66 to 70 Grid drive signal output to the fluorescent indicator tube (FL801) VFDP Reference voltage input for the fluorescent indicator tube (FL801) — Power supply terminal (+5V) (VDD) — Power supply terminal (+5V) 74, 75 Not used (open) BUSOUT...

  • Page 37: Exploded Views

    SECTION 8 EXPLODED VIEWS NOTE: • -XX and -X mean standardized parts, so they • Items marked “*” are not stocked since they The components identified by mark ! or dotted line with mark may have some difference from the original are seldom required for routine service.
  • Page 38 * 55 4-988-674-01 CUSHION (CLOSE) * 66 A-4699-958-A DISPLAY BOARD, COMPLETE 4-989-312-01 LATCH, NS 1-773-034-11 WIRE (FLAT TYPE) (15 CORE) 3-008-600-01 EMBLEM (5-AR), SONY 1-765-321-11 WIRE (FLAT TYPE) (9 CORE) 4-997-062-01 PANEL, FRONT * 69 4-978-398-21 CUSHION 4-991-156-01 INDICATOR (POWER)
  • Page 39 (3) CHASSIS SECTION US, CND AEP, AED, SP AUS T501 not supplied not supplied not supplied The components identified by Les composants identifiés par une mark ! or dotted line with marque ! sont critiques pour la mark ! are critical for safety. sécurité.
  • Page 40 (4) MECHANISM DECK SECTION 1 (CDM-46C2) not supplied not supplied not supplied not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 301 1-663-975-11 SW BOARD A-4672-522-A MAGNET ASSY * 302 4-988-427-01 COVER, CAM 4-960-633-11 YOKE (MAGNET) 4-988-420-01 SLIDER (LOADING) 4-999-139-01 PULLEY (B) 4-988-436-01 SPRING (LOADING), TORSION...
  • Page 41 (5) MECHANISM DECK SECTION 2 (CDM-46C2) Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 351 1-663-971-11 TABLE SENSOR BOARD * 357 4-988-426-01 BASE (CDM) 4-988-414-01 BELT * 358 1-663-972-11 DISC SENSOR (R) BOARD 4-988-423-01 GEAR (A) (LOADING) * 359 1-663-974-11 CD MOTOR BOARD 4-988-425-01 PULLEY...
  • Page 42 (6) OPTICAL PICK UP SECTION (KSS-213B/S-N) not supplied M102 M101 The components identified by Les composants identifiés par une mark ! or dotted line with marque ! sont critiques pour la mark ! are critical for safety. sécurité. Replace only with part num- Ne les remplacer que par une pièce ber specified.

  • Page 43: Electrical Parts List

    SECTION 9 AUDIO ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the • SEMICONDUCTORS The components identified by mark ! or dotted line with mark parts list may be different from the parts speci- In each case, u: µ, for example: ! are critical for safety.
  • Page 44 AUDIO Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark L507 1-412-473-21 INDUCTOR R853 1-249-429-11 CARBON 1/4W R854 1-249-393-11 CARBON 1/4W < LINE FILTER > < VARIABLE RESISTOR > ! L701 1-424-485-11 FILTER, LINE RV502 1-241-768-11 RES, ADJ, CARBON 220K <...
  • Page 45 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C142 1-164-505-11 CERAMIC CHIP 2.2uF R102 1-216-093-00 METAL CHIP 1/10W R103 1-216-093-00 METAL CHIP 1/10W C151 1-107-725-11 CERAMIC CHIP 0.1uF R104 1-216-093-00 METAL CHIP 1/10W C152 1-107-725-11 CERAMIC CHIP 0.1uF R105 1-216-093-00 METAL CHIP...
  • Page 46 DISC SENSOR (R) DISC SENSOR (S) DISPLAY Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R192 1-216-041-00 METAL CHIP 1/10W < LED > R193 1-216-041-00 METAL CHIP 1/10W D801 8-719-018-46 LED SEL3510C-CD (·) R194 1-216-025-00 RES, CHIP 1/10W D802 8-719-313-50 LED SEL6810A-TH12 (P)
  • Page 47 DISPLAY MOTOR POWER SW TABLE SENSOR Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < TRANSISTOR > < SWITCH > Q814 8-729-029-66 TRANSISTOR DTC114ESA S801 1-554-303-21 SWITCH, TACTILE (CLEAR) S802 1-554-303-21 SWITCH, TACTILE (CHECK) < RESISTOR > S803 1-554-303-21 SWITCH, TACTILE (±) S804...
  • Page 48 CDP-CX53 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark ! T501 1-429-671-21 TRANSFORMER, POWER (AEP, AED, SP, AUS) ! T501 1-429-672-21 TRANSFORMER, POWER (E) ************************************************************ ACCESSORIES & PACKING MATERIALS ******************************* 1-475-588-11 REMOTE COMMANDER (RM-DX53) 1-558-271-11 CORD, CONNECTION (AUDIO 108 cm)

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