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Sony ZS-X1 Service Manual
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Sony ZS-X1 Service Manual

Personal audio system
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See also: Operating Instructions
SERVICE MANUAL
Ver 1.2 2003.07
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 +0/–1 dB
Wow and flutter
Below measurable limit
Sony Corporation
9-877-101-03
2003G05-1
Personal Audio Company
C 2003.07
Published by Sony Engineering Corporation
Model Name Using Similar Mechanism
CD Mechanism Type
Optical Pick-up Name

SPECIFICATIONS

Radio section
Frequency range
FM: 87.5 - 108 MHz
AM: 530 - 1 710 kHz (US, Canadian models)
European model
MW
531 - 1 611 kHz (9 kHz step)
530 - 1 610 kHz (10 kHz step)
LW
153 - 279 kHz
Other models
AM
531 - 1 611 kHz (9 kHz step)
530 - 1 610 kHz (10 kHz step)
Antennas
FM: Telescopic antenna
AM/MW/LW: Built-in ferrite bar antenna
General
Speaker
Full range: 10 cm dia., 3.2 ohms, cone type (2)
Outputs
Headphones jack (stereo minijack)
For 16 - 64 ohms impedance headphones
Power output
2.3 W + 2.3 W (at 3.2 ohms, 10% harmonic
distortion)
Power requirements
DC IN 9V jack accepts:
Supplied AC power adaptor for use with
120 V AC, 60 Hz (US, Canadian)
220 V AC, 60 Hz (Korean)
230 V AC, 50 Hz (Australian)
240 V AC, 50 Hz (Others)
9 V DC, 6 size D (R20) batteries
ZS-X1
Canadian Model
Australian Model
Battery life
For personal audio system:
CD playback
Sony R20P: approx. 7.5 h
Sony alkaline LR20: approx. 14 h
Radio play
Sony R20P: approx. 11 h
Sony alkaline LR20: approx. 24 h
Dimensions
Approx. 430 × 175 × 288 mm (w/h/d)
(17 × 6
× 11
7
3
⁄
⁄
inches) (incl. projecting parts)
8
8
Mass
Approx. 3.5 kg (7 lb. 11 oz) (incl. batteries)
Supplied accessory
AC power adaptor(1)
Design and specifications are subject to change
without notice.
PERSONAL AUDIO SYSTEM
US Model
AEP Model
UK Model
E Model
NEW
KSM-213RAP
KSS-213R

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  • Page 1: Specifications

    Sony R20P: approx. 7.5 h With 3.2-ohm loads, both channels driven European model Sony alkaline LR20: approx. 14 h from 150 - 10 000 Hz; rated 1.8 W per 531 - 1 611 kHz (9 kHz step) channel-minimum RMS power, with no...

  • Page 2: 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 3: Table Of Contents

    ZS-X1 Ver 1.1 TABLE OF CONTENTS SERVICING NOTES ..........• Abbreviation AUS : Australian model GENERAL CND : Canadian model ..............: East European model : Italian model DISASSEMBLY KR : Korean model 3-1. Disassembly Flow ............6 : Singapore model 3-2.

  • Page 4: Servicing Notes

    ZS-X1 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: Abbreviation

    ZS-X1 Ver 1.1 SECTION 2 This section is extracted from GENERAL instruction manual. Location of controls Loading a CD With the labeled side up Note When inserting a CD, place the player horizontally. If the player is not level, you cannot open or close the CD compartment lid.

  • Page 6: Disassembly

    ZS-X1 SECTION 3 DISASSEMBLY • This set can be disassembled in the order shown below. 3-1. DISASSEMBLY FLOW 3-2. CABINET LOWER ASSY, TELESCOPIC ANTENNA (ANT1) (Page 7) 3-3. MAIN CHASSIS SECTION (Page 8) 3-4. AUDIO BOARD, 3-5. TUNER BOARD, 3-6. CD MECHANISM 3-8.

  • Page 7: Cabinet Lower Assy, Telescopic Antenna (Ant1)

    ZS-X1 Note: Follow the disassembly procedure in the numerical order given. 3-2. CABINET LOWER ASSY, TELESCOPIC ANTENNA (ANT1) 1 Open the CD lid. 2 screw (BVTP3 × 14) 4 five screws (BVTP3 × 14) 5 screw (B3 × 8) 4 five screws (BVTP3 ×...

  • Page 8: Main Chassis Section

    ZS-X1 3-3. MAIN CHASSIS SECTION 2 connector (CN303) 5 wire ( flat type) (27 core) 1 connector (CN302) (CN803) 3 four screws 6 wire ( flat type) (14 core) (BVTP3 × 10) (CN804) 7 main chassis section 3-4. AUDIO BOARD, BATTERY BOARD...

  • Page 9: Tuner Board, Control Board

    ZS-X1 3-5. TUNER BOARD, CONTROL BOARD 5 terminal 1 screw (BVTP3 × 10) 4 connector (CNP1) 6 tuner board 9 Remove the lead wires from the incision. 3 two convex portions 7 Remove the connector lead wires from the incision.

  • Page 10: Cd Mechanism Deck Section

    ZS-X1 3-6. CD MECHANISM DECK SECTION 3 two screws (PWH2.6 × 10) 2 two screws (PWH2.6 × 10) 4 tension spring (CD) 5 CD mechanism deck section 1 flexible flat cable (14P) (CN702) 3-7. OPTICAL PICK-UP (KSS-213R) 1 two claws...

  • Page 11: Cabinet Front Section

    ZS-X1 3-8. CABINET FRONT SECTION 1 two screws (BVTP3 × 10) 2 cabinet front section 1 two screws (BVTP3 × 10) 3-9. SPEAKER (10cm) (L) (SP101), SPEAKER (10cm) (R) (SP201) 8 three screws 9 holder front (L) (BVTP3 × 10) qa four screws (BVTP3 ×...

  • Page 12: Lid Cd Assy

    ZS-X1 3-10. LID CD ASSY cabinet upper 8 lid CD assy 5 boss 6 boss lid CD assy – bottom view – CD spring 3 damper lid CD assy 2 plate (SE) 4 CD spring 1 screw (BVTP3 × 10) cabinet upper –...

  • Page 13: Test Mode

    ZS-X1 Ver 1.1 SECTION 4 TEST MODE CD TEST MODE procedure: 1. Insert the disc (YEDS-18) (Part No. 3-702-101-01) (CD) or (TCD-W082L) (Part No. J-2502-063-2) (CD-RW). [POWER] [OPERATE] 2. Press the button to turn the power on. (TOC read ended) 3.

  • Page 14: Electrical Adjustments

    ZS-X1 Ver 1.1 SECTION 5 ELECTRICAL ADJUSTMENTS PRECAUTION AM (MW/LW) IF ADJUSTMENT 1. Setting Adjust for a maximum reading on level meter MEGA BASS : OFF 450 kHz TUNER SECTION 0 dB=1 µV ( ): Singapore, Korean, Australian models AM VCO VOLTAGE ADJUSTMENT (US, CND, SP, KR, AUS)

  • Page 15: Cd Section

    ZS-X1 Ver 1.1 FOCUS BIAS CHECK Adjustment and Connecting Location: CD SECTION procedure: – TUNER BOARD (Component Side) (US, CND, SP, KR, AUS) – Perform all CD section check in the test mode. 1. Connect the oscilloscope to TP (RF) and TP (VC) on the CD board.

  • Page 16: Diagrams

    ZS-X1 SECTION 6 DIAGRAMS 6-1. 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, DIGITAL SERVO SIGNAL PROCESSOR, DIGITAL FILTER, D/A CONVERTER,...

  • Page 17: Block Diagram - Tuner Section

    ZS-X1 Ver 1.1 6-2. BLOCK DIAGRAM – TUNER Section – FM IFT FM/AM RF AMP, MIX, OSC, FM/AM IF AMP, DET, MPX FM IF ANT1 (US, CND, SP, KR, AUS) (AEP, UK, IT, EE) FM TELESCOPIC ANTENNA L-OUT TU-LCH IF-IN...

  • Page 18: Block Diagram - Main Section

    ZS-X1 6-3. BLOCK DIAGRAM – MAIN Section – R-CH ELECTRICAL VOLUME IC301 POWER AMP IC302 J301 VOUT1 VIN1 CD-LOUT LINE AMP POWER Q102 (Page 16) MUTING Q122 LOGIC MEGA BASS D131 D231 CONTROL CONTROL SWITCH R-CH Q121 SW +9V R-CH...

  • Page 19: Note For Printed Wiring Boards And Schematic Diagrams

    ZS-X1 Ver 1.1 6-4. NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS • Circuit Boards Location Note on Printed Wiring Boards: Note on Schematic Diagram: • X : parts extracted from the component side. • All capacitors are in µF unless otherwise noted. pF: µµF •...

  • Page 20: Printed Wiring Board - Cd Section

    ZS-X1 6-5. PRINTED WIRING BOARD – CD Section – • See page 19 for Circuit Boards Location. :Uses unleaded solder. CD BOARD CD BOARD (COMPONENT SIDE) (CONDUCTOR SIDE) OPTICAL C747 C759 C701 C703 PICK-UP BLOCK (KSM-213RAP) R765 R744 R724 R721...

  • Page 21: Schematic Diagram - Cd Section

    ZS-X1 6-6. SCHEMATIC DIAGRAM – CD Section – • • See page 30 for Waveforms. See page 31 for IC Block Diagrams. R775 R746 R742 Q703 2SC4081-T106Q FOCUS GAIN C759 C748 D704 R744 R743 C773 R739 C763 C764 R773 R774...

  • Page 22: Printed Wiring Board - Tuner Section (Us, Cnd, Sp, Kr, Aus Models)

    ZS-X1 Ver 1.1 6-7. PRINTED WIRING BOARD – TUNER Section (US, CND, SP, KR, AUS Models) – • :Uses unleaded solder. See page 19 for Circuit Boards Location. • Semiconductor Location Ref. No. Location TUNER BOARD AM FERRITE-ROD ANTENNA ANT1...

  • Page 23: Schematic Diagram - Tuner Section (Us, Cnd, Sp, Kr, Aus Models)

    ZS-X1 Ver 1.1 6-8. SCHEMATIC DIAGRAM – TUNER Section (US, CND, SP, KR, AUS Models) – • • See page 30 for Waveform. See page 32 for IC Block Diagrams. AM FERRITE-ROD KV1520NT 220p AM OSC ANTENNA 100p JC24 JC12 JC11 1µH...

  • Page 24: Printed Wiring Board - Tuner Section (Aep, Uk, It, Ee Models)

    ZS-X1 Ver 1.1 6-9. PRINTED WIRING BOARD – TUNER Section (AEP, UK, IT, EE Models) – • :Uses unleaded solder. See page 19 for Circuit Boards Location. • Semiconductor Location Ref. No. Location TUNER BOARD L3-1 L3-2 MW FERRITE-ROD LW FERRITE-ROD...

  • Page 25: Schematic Diagram - Tuner Section (Aep, Uk, It, Ee Models)

    ZS-X1 Ver 1.1 6-10. SCHEMATIC DIAGRAM – TUNER Section (AEP, UK, IT, EE Models) – • • See page 30 for Waveform. See page 32 for IC Block Diagrams. KV1520NT-2 220p MW/LW OSC L3-1 100p MW FERRITE-ROD (VT) ANTENNA 220p...

  • Page 26: Printed Wiring Boards - Audio/Power Section

    ZS-X1 Ver 1.1 6-11. PRINTED WIRING BOARDS – AUDIO/POWER Section – • :Uses unleaded solder. See page 19 for Circuit Boards Location. • Semiconductor Location AUDIO BOARD Ref. No. Location D131 E-11 D231 E-11 CN901 D321 D-12 D322 D323 CONTROL BOARD...

  • Page 27: Schematic Diagram - Audio/Power Section

    ZS-X1 Ver 1.1 6-12. SCHEMATIC DIAGRAM – AUDIO/POWER Section – D231 C332 R332 1SS355TE-17 470k D131 1SS355TE-17 C123 POWER AMP C322 R122 R125 R126 C124 CN302 IC302 0.01 2.2k 0.0047 BA5417 SP101 R123 R124 (L-CH) 2.2k 4.7k R221 SP201 (R-CH)

  • Page 28: Printed Wiring Boards - Control Section

    ZS-X1 Ver 1.1 6-13. PRINTED WIRING BOARDS – CONTROL Section – • See page 19 for Circuit Boards Location. :Uses unleaded solder. CONTROL BOARD LCD BOARD D402 D401 WP001 OPR/BATT AUDIO R301 TEST-B R432 D301 R433 BOARD R302 R435 R416...

  • Page 29: Schematic Diagram - Control Section

    ZS-X1 Ver 1.1 6-14. SCHEMATIC DIAGRAM – CONTROL Section – • See page 30 for Waveforms. R803 R802 4.7k JC806 R804 R805 R801 R880 +3.3V REGULATOR R882 IC801 S-812C33AUA-C2N C830 0.01 R821 R881 R822 R879 EEPROM IC803 R823 R878 JC801 CAT24WC02JI-1.8...

  • Page 30: Schematic Diagram - Lcd/Key Section

    ZS-X1 Ver 1.1 6-15. SCHEMATIC DIAGRAM – LCD/KEY Section – • Waveforms – CD Board – – TUNER Board – – CONTROL Board – 1 IC701 9 (FEO) (CD Play mode) qa IC2 w; (XOUT) 6 IC802 ua (XT2) CN403...
  • Page 31 ZS-X1 • IC Block Diagrams – CD Board – IC701 BU9534KV 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 AVDD1 75 DVDD2 74 DCK...

  • Page 32: Tuner Board

    ZS-X1 – TUNER Board – IC1 TA2149N RF GND FM RFOUT FM RF RF VCC FM RFIN AM RFIN AM LOW CUT MIX OUT FM OSC AM OSC BUFF BUFF 1/1 OR 1/16 OSC OUT LEVEL AM IF AM IF IN...

  • Page 33: Ic Pin Function Description

    ZS-X1 6-16. IC PIN FUNCTION DESCRIPTION • MAIN BOARD IC802 µPD789478GC-A07-8BT (SYSTEM CONTROLLER) Pin No. Pin Name Description 1, 2 — Not used 3 to 5 VLC2 to VLC0 — Terminal for doubler circuit capacitor connection to develop liquid crystal display drive voltage...
  • Page 34 ZS-X1 Pin No. Pin Name Description — Not used Sub system clock input terminal (32.768 kHz) Sub system clock output terminal (32.768 kHz) — Power supply terminal (+3.3V) — Ground terminal Main system clock input terminal (4.19 MHz) Main system clock output terminal (4.19 MHz) System reset signal input from the reset signal generator “L”: reset...

  • Page 35: Exploded Views

    ZS-X1 Ver 1.1 SECTION 7 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 36: Cabinet Front Section

    ZS-X1 7-2. CABINET FRONT SECTION cabinet upper section-1 SP101 SP201 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark X-3381-568-1 CABINET SUB ASSY, FRONT SP101 1-544-988-11 SPEAKER (10cm) (L) SP201 1-544-988-11 SPEAKER (10cm) (R) 3-236-094-01 HOLDER (LEFT), FRONT...

  • Page 37: Cabinet Upper Section-1

    ZS-X1 7-3. CABINET UPPER SECTION-1 cabinet upper section-2 supplied supplied CD block section Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-236-227-01 CAP (LEFT), RUBBER 3-248-139-01 SPRING (CD), TENSION 3-236-228-01 CAP (RIGHT), RUBBER 3-921-725-11 SCREW (2.6X10), +PWH...

  • Page 38: Cabinet Upper Section-2

    ZS-X1 Ver 1.2 7-4. CABINET UPPER SECTION-2 cabinet upper section-3 supplied supplied supplied LCD401 supplied lcd board Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-248-129-01 RUBBER (R), BUTTON FRONT 3-251-761-01 SHAFT 3-248-128-01 RUBBER (L), BUTTON FRONT...

  • Page 39: Cabinet Upper Section-3

    ZS-X1 Ver 1.1 7-5. CABINET UPPER SECTION-3 supplied S801 F901 not supplied not supplied 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.

  • Page 40: Main Chassis Section

    ZS-X1 Ver 1.2 7-6. MAIN CHASSIS SECTION not supplied control board not supplied not supplied supplied supplied not supplied battery board audio board not supplied not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 257...

  • Page 41: Cd Block Section

    ZS-X1 Ver 1.2 7-7. CD BLOCK SECTION optical pick-up section (KSM-213RAP) not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-923-736-01 COVER, CD * 404 A-4683-329-A CD BOARD, COMPLETE 3-931-379-31 RUBBER, VIBRATION PROOF 3-931-379-21 RUBBER, VIBRATION PROOF...

  • Page 42: Optical Pick-Up Section (Ksm-213Rap)

    ZS-X1 7-8. OPTICAL PICK-UP SECTION (KSM-213RAP) 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 43: Electrical Parts List

    ZS-X1 SECTION 8 ELECTRICAL PARTS LIST AUDIO 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 44 ZS-X1 AUDIO BATTERY Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark Q221 6-550-364-01 TRANSISTOR 2SD2652T106 R908 1-216-821-11 METAL CHIP 1/10W Q222 8-729-029-10 TRANSISTOR DTC143TUA-T106 R909 1-216-805-11 METAL CHIP 1/10W Q901 8-729-040-76 TRANSISTOR KTA1273-Y-AT R910 1-216-809-11 METAL CHIP...
  • Page 45 ZS-X1 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < TRANSISTOR > C737 1-135-834-11 CERAMIC CHIP 2.2uF 6.3V C738 1-162-970-11 CERAMIC CHIP 0.01uF Q701 8-729-026-53 TRANSISTOR 2SA1576A-T106-QR C744 1-107-826-11 CERAMIC CHIP 0.1uF Q702 8-729-028-97 TRANSISTOR DTC114TUA-T106...
  • Page 46 ZS-X1 Ver 1.1 CONTROL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C818 1-162-974-11 CERAMIC CHIP 0.01uF R770 1-216-833-11 METAL CHIP 1/10W C819 1-126-934-11 ELECT 220uF R772 1-216-821-11 METAL CHIP 1/10W C820 1-162-919-11 CERAMIC CHIP 22PF...
  • Page 47 ZS-X1 Ver 1.1 CONTROL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark Q805 8-729-028-99 TRANSISTOR DTC114YUA-T106 R826 1-216-821-11 METAL CHIP 1/10W Q806 8-729-905-34 TRANSISTOR 2SC4081-Q Q807 8-729-905-34 TRANSISTOR 2SC4081-Q R828 1-216-829-11 METAL CHIP 4.7K 1/10W Q808...
  • Page 48 ZS-X1 Ver 1.1 CONTROL JACK Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R883 1-216-833-11 METAL CHIP 1/10W < RESISTOR > R884 1-216-841-11 METAL CHIP 1/10W R419 1-216-813-11 METAL CHIP 1/10W R885 1-216-829-11 METAL CHIP 4.7K...
  • Page 49 ZS-X1 Ver 1.1 TUNER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R434 1-216-833-11 METAL CHIP 1/10W 1-162-970-11 CERAMIC CHIP 0.01uF R435 1-216-833-11 METAL CHIP 1/10W 1-162-919-11 CERAMIC CHIP 22PF 1-162-964-11 CERAMIC CHIP 0.001uF < SWITCH >...
  • Page 50 ZS-X1 Ver 1.1 TUNER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 1-162-919-11 CERAMIC CHIP 22PF 1-754-117-12 ANTENNA, FERRITE-ROD (MW) (AEP, UK, IT, EE) (US, CND, SP, KR, AUS) 1-162-919-11 CERAMIC CHIP 22PF 1-411-199-31 COIL, MW/LW OSC (AEP, UK, IT, EE)
  • Page 51 ZS-X1 Ver 1.2 TUNER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 1-216-833-11 METAL CHIP 1/10W M702 X-2162-712-1 GEAR ASSY (R) (RP), MOTOR (SLED) (AEP, UK, IT, EE) S801 1-692-960-11 SWITCH, PUSH (1 KEY) 1-216-821-11 METAL CHIP...

  • Page 52: Revision History

    ZS-X1 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 2003.02...

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