Sony ZS-X3CP Service Manual
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Sony ZS-X3CP Service Manual

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SERVICE MANUAL
Ver 1.0 2002.02
AUDIO POWER SPECIFICATIONS
(US model only)
POWER OUTPUT AND TOTAL HARMONIC
DISTORTION
With 3.2-ohm loads, both channels driven from
150 - 10,000 Hz; rated 1.8 W per channel-
minimum RMS power, with no more than 10 %
total harmonic distortion in AC operation.
Other Specifications
CD player section
System
Compact disc digital audio system
Laser diode properties
Material: GaAlAs
Wave length: 780 nm
Emission duration: Continuous
Laser output: Less than 44.6 µW
(This output is the value measured at a distance of about
200 mm from the objective lens surface on the optical
pick-up block with 7 mm aperture.)
Spindle speed
200 r/min (rpm) to 500 r/min (rpm) (CLV)
Number of channels
2
Frequency response
20 - 20 000 Hz +1/–2 dB
Wow and flutter
Below measurable limit
Radio section
Frequency range
FM: 87.5 - 108 MHz
AM: 530 - 1 710 kHz
Antennas
FM: Telescopic antenna
AM: Built-in ferrite bar antenna
Sony Corporation
9-873-537-01
2002B0500-1
Personal Audio Company
C 2002.02
Published by Sony Engineering Corporation
Model Name Using Similar Mechanism
CD Mechanism Type
Optical Pick-up Name

SPECIFICATIONS

General
Speaker
Full range: 10 cm (4 in.) dia.,
3.2 Ω, cone type (2)
Outputs
Headphones jack (stereo minijack)
For 16 - 68 Ω impedance headphones
Power output
2.3 W + 2.3 W (at 3.2 Ω, 10 % harmonic
distortion)
Power requirements
DC IN 9V jack accepts:
Supplied AC power adaptor for use with 120 V AC,
60 Hz
9 V DC, 6 size D (R20) batteries
Battery life
For CD playback:
Sony R20P: approx. 7.5 h
Sony alkaline LR20: approx. 14 h
Dimensions
Approx. 430 172 287.5 mm (w/h/d)
(17 × 6
× 11
7
3
⁄
⁄
8
8
Mass
Approx. 4.6 kg (7 lb. 11 oz) (incl. batteries)
Supplied accessories
AC power adaptor (1)
Design and specifications are subject to change without
notice.
PERSONAL AUDIO SYSTEM
ZS-X3CP
US Model
Canadian Model
NEW
KSM-900AAA
KSS-900A
inches) (incl. projecting parts)

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  • Page 1: Specifications

    Compact disc digital audio system For CD playback: Laser diode properties Sony R20P: approx. 7.5 h Material: GaAlAs Sony alkaline LR20: approx. 14 h Wave length: 780 nm Dimensions Emission duration: Continuous Approx. 430 172 287.5 mm (w/h/d) Laser output: Less than 44.6 µW (17 ×...

  • Page 2: Table Of Contents

    ZS-X3CP TABLE OF CONTENTS SERVICING NOTES ..........GENERAL ..............DISASSEMBLY 3-1. Disassembly Flow ............7 3-2. Cabinet Lower, Telescopic Antenna (ANT1) ....8 3-3. Main Chassis Section ............9 3-4. AUDIO Board, BATTERY Board ........9 3-5. TUNER Board, CONTROL Board ......... 10 3-6.

  • Page 3: Leakage Test

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

  • Page 4: Servicing Notes

    ZS-X3CP SECTION 1 SERVICING NOTES NOTES ON HANDLING THE OPTICAL PICK-UP BLOCK OR BASE UNIT The laser diode in the optical pick-up block may suffer electro- static break-down because of the potential difference generated by the charged electrostatic load, etc. on clothing and the human body.

  • Page 5: General

    ZS-X3CP SECTION 2 This section is extracted from instruction manual. GENERAL Basic Operations Playing an audio CD or MP3 files Press u. Display 2, 3 The player plays all the tracks once. To play a CD with MP3 files, see page 6.

  • Page 6: Listening To The Radio

    ZS-X3CP Listening to the radio Use these buttons for additional operations POWER VOLUME +, — MODE Press If the FM broadcast is adjust the volume VOLUME +*, — noisy, press MODE until Connect the supplied AC power adaptor (see page 18).

  • Page 7: Disassembly

    ZS-X3CP SECTION 3 DISASSEMBLY • This set can be disassembled in the order shown below. 3-1. DISASSEMBLY FLOW 3-2. CABINET LOWER, TELESCOPIC ANTENNA (ANT1) (Page 8) 3-3. MAIN CHASSIS SECTION (Page 9) 3-4. AUDIO BOARD, 3-5. TUNER BOARD, 3-6. CDMP3 BOARD...

  • Page 8: Cabinet Lower, Telescopic Antenna (Ant1)

    ZS-X3CP Note: Follow the disassembly procedure in the numerical order given. 3-2. CABINET LOWER, TELESCOPIC ANTENNA (ANT1) 1 Open the lid CD. 2 screw (BVTP 3 × 14) 4 five screws (BVTP3 × 14) 5 screw (B3 × 8) 4 five screws (BVTP3 ×...

  • Page 9: Main Chassis Section

    ZS-X3CP 3-3. MAIN CHASSIS SECTION 4 flat cable (21P) 1 two connectors (CNP801) 5 flat cable (30P) (CN302, CNP303) (CNP802) 2 two screws (BVTP3 × 10) 2 two screws (BVTP3 × 10) 6 main chassis section 3-4. AUDIO BOARD, BATTERY BOARD...

  • Page 10: Tuner Board, Control Board

    ZS-X3CP 3-5. TUNER BOARD, CONTROL BOARD 1 screw (BVTP3 × 10) 4 connector (CNP1) 5 tuner board 8 Remove the lead wires from the incision. 3 two convex portions 6 Remove the connector lead wires from the incision. 0 two screws (BVTP3 ×...

  • Page 11: Cdmp3 Board

    ZS-X3CP 3-6. CDMP3 BOARD 1 three screws (BTP2.6 × 8) 5 CDMP3 board 3 flat cable (20P) 4 connector (CNP701) (push (1 key) switch) (S701) 3-7. OPTICAL PICK-UP SECTION 1 three PWH tapping screws 2 holder upper 5 optical pick-up section...

  • Page 12: Sled Motor Assy (780Cp) (M702)

    ZS-X3CP 3-8. SLED MOTOR ASSY (780CP) (M702) 5 two solders 6 sled motor assy (780CP) (M702) 1 screw (2 × 8) 3 screw (M2 × 2.5) 2 holder (780C) 3-9. OPTICAL PICK-UP (KSS-900A) 4 screw (B1.7 × 4) 5 rack spring (780C)

  • Page 13: Cabinet Front Section

    ZS-X3CP 3-10. CABINET FRONT SECTION 1 two screws (BVTP3 × 10) 2 cabinet front section 1 two screws (BVTP3 × 10) 3-11. SPEAKER UNIT (L) (SP1), SPEAKER UNIT (R) (SP2) 8 three screws 9 holder front (L) (BVTP3 × 10) qa four screws (BVTP3 ×...

  • Page 14: Lid Cd

    ZS-X3CP 3-12. LID CD 8 lid CD 4 claw 4 claw holder CD 7 Open the lid CD. lid CD lid CD 5 holder CD 6 spring CD 2 damper 3 three screws (BVTP3 × 10) 1 screw (BVTP3 × 10)

  • Page 15: Electrical Adjustments

    ZS-X3CP SECTION 4 ELECTRICAL ADJUSTMENTS PRECAUTION AM IF ADJUSTMENT 1. Setting Adjust for a maximum reading on level meter MEGA BASS control : OFF 450 kHz 0 dB=1 µV TUNER SECTION AM VCO VOLTAGE ADJUSTMENT Adjustment Part Frequency Display Reading on Digital Voltmeter [AM] 1.0 ±...
  • Page 16 ZS-X3CP Adjustment Location: – TUNER BOARD (Component Side) – T2 FM IF Adjustment AM VCO Voltage Adjustment T1 AM IF Adjustment FM VCO Voltage Adjustment FM Tracking Adjustment AM Tracking Adjustment – TUNER BOARD (Conductor Side) – (ANT) (VT) (GND) –...

  • Page 17: Cd Section

    ZS-X3CP FOCUS BIAS CHECK Checking Location: CD SECTION 1. Connect the oscilloscope to TP (RF) and TP (VC) on the – CDMP3 BOARD (Conductor Side) – Perform all CD section check in the test mode. CDMP3 board. 2. Insert the disc (YEDS-18). (Part No. : 3-702-101-01) (CD) HOW TO THE SET INTO CD TEST MODE 3.

  • Page 18: Diagrams

    ZS-X3CP SECTION 5 DIAGRAMS 5-1. BLOCK DIAGRAM – CD Section – • R-ch is omitted due to same as L-ch. • SIGNAL PATH : CD PLAY RF AMP, FOCUS/TRACKING SERVO, DIGITAL SIGNAL PROCESSOR, CLV SERVO, D/A CONVERTER FIN2 IC701 INTERPOLATION...

  • Page 19: Block Diagram - Tuner Section

    ZS-X3CP 5-2. BLOCK DIAGRAM – TUNER Section – FM IFT FM IF ANT1 FM TELESCOPIC ANTENNA FM/AM RF AMP, MIX, OSC, FM/AM IF AMP, DET, MPX FM RF L-OUT TU-L IF IN MIX OUT FM IF RF AMP MUTE BUFFER...

  • Page 20: Block Diagram - Main Section

    ZS-X3CP SW 9V 5-3. BLOCK DIAGRAM – MAIN Section – • R-ch is omitted due to same as L-ch. POWER • SIGNAL PATH IC302 : CD PLAY R-CH ELECTRICAL VOLUME : TUNER (FM/AM) IC301 STANDBY SWITCH J301 VOUT2 VIN2 L OUT...

  • Page 21: Note For Printed Wiring Boards And Schematic Diagrams

    ZS-X3CP 5-4. NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS • Circuit Boards Location Note on Printed Wiring Boards: Note on Schematic Diagram: • All capacitors are in µF unless otherwise noted. pF: µµF • X : parts extracted from the component side.
  • Page 22 ZS-X3CP • Waveforms – CDMP3 Board – – TUNER Board – – CONTROL Board – qa IC701 4 (RF) (CD Play mode) 1 IC2 w; (XOUT) wa IC801 el (X1) 500 mV/DIV, 1 µs/DIV 500 mV/DIV, 5 µs/DIV 1 V/DIV, 100 ns/DIV 1.2 Vp-p...

  • Page 23: Printed Wiring Boards - Cd Section

    ZS-X3CP 5-5. PRINTED WIRING BOARDS – CD Section – • See page 21 for Circuit Boards Location. • Semiconductor Location CDMP3 BOARD (COMPONENT SIDE) Ref. No. Location D701 D702 IC701 IC702 IC703 IC704 IC704 Q701 1-683-737- (11) CDMP3 BOARD (CONDUCTOR SIDE)

  • Page 24: Schematic Diagram – Cd Section (1/2)

    ZS-X3CP 5-6. SCHEMATIC DIAGRAM – CD Section (1/2) – • • See page 22 for Waveforms. See page 32 for IC Block Diagrams. C760 0.01 (1/2) C761 R749 R748 2.2k R743 C758 0.047 R751 R750 C752 C759 C757 C753 C751...

  • Page 25: Schematic Diagram - Cd Section (1/2)

    ZS-X3CP 5-7. SCHEMATIC DIAGRAM – CD Section (2/2) – (2/2) R768 2.2k C797 C796 C795 C788 C781 0.01 C794 C787 C793 C786 C792 C785 C791 C784 C790 CNP702 C782 STDATIO(MP3) STCKIO(MP3) ∗ WRQ(CD) C783 0.01 INTB(MP3) CL(MP3) CMDIN(MP3) CMDOUT(MP3) DRF(CD)

  • Page 26: Printed Wiring Board - Tuner Section

    ZS-X3CP 5-8. PRINTED WIRING BOARD – TUNER Section – • See page 21 for Circuit Boards Location. • Semiconductor Location Ref. No. Location TUNER BOARD AM FERRITE-ROD ANTENNA ANT1 FM TELESCOPIC ANTENNA (VT) (ANT) FM RF (GND) (SHIELD CASE) AM IF...

  • Page 27: Schematic Diagram - Tuner Section

    ZS-X3CP 5-9. SCHEMATIC DIAGRAM – TUNER Section – • • See page 22 for Waveform. See page 32 for IC Block Diagrams. AM FERRITE-ROD KV1520NT AM OSC 220p ANTENNA 100p JC12 JC11 1µH 0.01 220k (VT) 1000p 0.01 100k 0.01 0.22...

  • Page 28: Printed Wiring Boards - Control Section

    ZS-X3CP 5-10. PRINTED WIRING BOARDS – CONTROL Section – • See page 21 for Circuit Boards Location. VOLUME BOARD LCD BOARD CONTROL BOARD LIQUID CRYSTAL DISPLAY IC804 (LCD VOLTAGE) X801 REPEAT MEGABASS (LCD BACKLIGHT) (TEST) (LCD BACKLIGHT) IC801 (11) 1-683-745-...

  • Page 29: Schematic Diagram - Control Section

    ZS-X3CP 5-11. SCHEMATIC DIAGRAM – CONTROL Section – • See page 22 for Waveform. CNP802 C849 100p CD-DOOR CNP803 +6.2V S-GND P-GND CD/P-GND +3.3V C850 0.001 CD/P-GND D-GND SW-9V L-CH AU6.2V R-CH D601 A-GND CD-ESP 1SS133T Q606 L-CH MP3-STREQIO KTC3203Y-AT...

  • Page 30: Printed Wiring Boards - Audio/Power Section

    ZS-X3CP 5-12. PRINTED WIRING BOARDS – AUDIO/POWER Section – • See page 21 for Circuit Boards Location. • Semiconductor Location Ref. No. Location D101 D201 AUDIO BOARD D301 D302 D303 D901 C-10 JACK BOARD (R-CH) IC301 IC302 (L-CH) Q103 Q104...

  • Page 31: Schematic Diagram - Audio/Power Section

    ZS-X3CP 5-13. SCHEMATIC DIAGRAM – AUDIO/POWER Section – C115 220p R117 C103 R106 C104 1 50V 4700p R105 C102 R308 C313 R107 1 50V 47 10V 6.8k C314 POWER AMP 0.01 IC302 Q104 BA5417 R104 C114 DTC343TKA-T146 470p MUTING C315...
  • Page 32 ZS-X3CP • IC Block Diagrams – CDMP3 Board – – TUNER Board – IC701 LC78645YE-US-E IC1 TA2149N RF GND FM RFOUT FM RF 78 77 76 75 74 73 72 71 70 69 68 65 64 63 62 61 RF VCC...

  • Page 33: Ic Pin Function Description

    ZS-X3CP 5-14. IC PIN FUNCTION DESCRIPTION • CDMP3 BOARD IC703 LC78683E-US-E (MP3 DECODER, CD-ROM DECODER, ANTI-SHOCK CONTROLLER) Pin No. Pin Name Description LRSY CD decode L/R sampling clock signal (44.1 kHz) input ADDATA Audio data output ADBCK Audio bit clock signal (2.8224 MHz) output ADLRCK Audio L/R sampling clock signal (44.1 kHz) output...
  • Page 34 ZS-X3CP Pin No. Pin Name Description CRCF CD-ROM CRC flag output terminal DVDD6 — Power supply terminal (+3.2V) (digital system) (for I/O) — Ground terminal MP3 data request signal input terminal CNTOK MP3 serial data output terminal MP3 serial data transfer clock signal output terminal...
  • Page 35 ZS-X3CP • CONTROL BOARD IC801 µPD784216AGF519-3BA (SYSTEM CONTROLLER) Pin No. Pin Name Description TU-CE PLL chip enable signal output terminal TU-DATA PLL serial data output terminal TU-CLK PLL serial data transfer clock signal output terminal TU-COUNT PLL serial count data input terminal TU-MUTE Tuner muting on/off control signal output terminal “L”: active...
  • Page 36 ZS-X3CP Pin No. Pin Name Description 58 to 60 Not used AVSS — Ground terminal 62, 63 Not used AVREF1 — Not used MP3-STDATIO MP3 data input/output terminal Not used MP3-STCKIO MP3 data transfer clock signal input/output terminal MP3-CMDOUT Command serial data input terminal...

  • Page 37: Exploded Views

    ZS-X3CP SECTION 6 EXPLODED VIEWS NOTE: • -XX and -X mean standardized parts, so they • Items marked “*” are not stocked since they The components identified by mark 0 or dotted line with mark 0 are may have some difference from the original are seldom required for routine service.

  • Page 38: Cabinet Front Section

    ZS-X3CP 6-2. CABINET FRONT SECTION cabinet upper section-1 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark X-3381-568-1 CABINET FRONT SUB ASSY 1-544-988-11 SREAKER UNIT (L) 1-544-988-11 SREAKER UNIT (R) 3-236-094-01 HOLDER FRONT (L) 3-236-095-01 HOLDER FRONT (R)

  • Page 39: Cabinet Upper Section-1

    ZS-X3CP 6-3. CABINET UPPER SECTION-1 cabinet upper section-2 F901 The components identified by Les composants identifiés par une mark 0 or dotted line with marque 0 sont critiques pour la mark 0 are critical for safety. sécurité. Replace only with part num- Ne les remplacer que par une pièce...

  • Page 40: Cabinet Upper Section-2

    ZS-X3CP 6-4. CABINET UPPER SECTION-2 cabinet upper section-3 LCD801 D604 D603 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-241-095-01 BRACKET, LCD 3-236-083-01 BUTTON ENTER * 152 1-683-745-11 LCD BOARD 3-236-225-01 RUBBER ENTER FLAT CABLE (21P)

  • Page 41: Cabinet Upper Section-3

    ZS-X3CP 6-5. CABINET UPPER SECTION-3 S701 KSM-900AAA Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-236-245-01 TAPE (WINDOW), DOUBLE-FACE 4-975-762-11 INSULATOR 3-236-085-01 WINDOW LCD 4-975-811-01 INSULATOR X-3381-567-1 CABINET UPPER SUB ASSY 3-236-096-01 HOLDER UPPER 3-236-233-01 RUBBER ANT...

  • Page 42: Main Chassis Section

    ZS-X3CP 6-6. MAIN CHASSIS SECTION not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 257 1-683-742-11 BATTERY BOARD 3-236-242-01 SPRING BATT (+ –) * 252 A-3062-356-A TUNER BOARD, COMPLETE 3-028-154-01 TERMINAL (–), BATTERY 3-236-097-01 MAIN CHASSIS...

  • Page 43: Optical Pick-Up Section (Ksm-900Aaa)

    ZS-X3CP 6-7. OPTICAL PICK-UP SECTION (KSM-900AAA) S702 M702 The components identified by Les composants identifiés par une mark 0 or dotted line with marque 0 sont critiques pour la mark 0 are critical for safety. sécurité. Replace only with part num- Ne les remplacer que par une pièce...

  • Page 44: Electrical Parts List

    ZS-X3CP SECTION 7 AUDIO ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the • Items marked “*” are not stocked since they The components identified by 0 or dotted line with mark mark parts list may be different from the parts speci- are seldom required for routine service.
  • Page 45 ZS-X3CP AUDIO BATTERY BUTTON POWER CDMP3 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < RESISTOR > < CONNECTOR > R104 1-216-841-11 METAL CHIP 1/10W CN604 1-815-553-11 PIN, CONNECTOR (PC BOARD) 2P R105 1-216-821-11 METAL CHIP...
  • Page 46 ZS-X3CP CDMP3 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C737 1-126-960-11 ELECT < CONNECTOR > C738 1-162-970-11 CERAMIC CHIP 0.01uF C741 1-162-923-11 CERAMIC CHIP 47PF * CNP701 1-784-781-21 CONNECTOR, FFC 20P C743 1-162-923-11 CERAMIC CHIP...
  • Page 47 ZS-X3CP CDMP3 CONTROL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R734 1-216-809-11 METAL CHIP 1/10W A-3178-119-A CONTROL BOARD, COMPLETE ************************* R735 1-216-825-11 METAL CHIP 2.2K 1/10W R736 1-216-809-11 METAL CHIP 1/10W < CAPACITOR > R737...
  • Page 48 ZS-X3CP CONTROL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < DIODE > R801 1-216-821-11 METAL CHIP 1/10W R802 1-216-821-11 METAL CHIP 1/10W D601 8-719-991-33 DIODE 1SS133T-77 D605 8-719-109-97 DIODE MTZJ-T-77-6.8B R803 1-216-821-11 METAL CHIP 1/10W D606 8-719-109-63 DIODE MTZJ-T-77-3.0B...
  • Page 49 ZS-X3CP CONTROL ENTER JACK RELAY TUNER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R883 1-216-809-11 METAL CHIP 1/10W L301 1-414-142-11 INDUCTOR R884 1-216-809-11 METAL CHIP 1/10W R885 1-216-809-11 METAL CHIP 1/10W < RESISTOR > R886...
  • Page 50 ZS-X3CP TUNER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < DIODE > 1-126-960-11 ELECT 1-107-826-11 CERAMIC CHIP 0.1uF 8-719-078-48 DIODE KV1471ETR1-3 1-126-963-11 ELECT 4.7uF 8-719-078-48 DIODE KV1471ETR1-3 1-164-227-11 CERAMIC CHIP 0.022uF 8-719-050-69 DIODE KV1520NT 1-164-227-11 CERAMIC CHIP 0.022uF...
  • Page 51 ZS-X3CP TUNER VOLUME Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 1-216-833-11 METAL CHIP 1/10W MISCELLANEOUS ************** 1-216-821-11 METAL CHIP 1/10W 1-216-821-11 METAL CHIP 1/10W FLAT CABLE (30P) 1-216-821-11 METAL CHIP 1/10W FLAT CABLE (20P) FLAT CABLE (21P) <...

  • Page 52: Revision History

    ZS-X3CP REVISION HISTORY Clicking the version allows you to jump to the revised page. Also, clicking the version at the upper right on the revised page allows you to jump to the next revised page. Ver. Date Description of Revision...

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