Sony ZS-PS20CP User Manual

SERVICE MANUAL
Sony Corporation
Audio&Video Business Group
Published by Sony Techno Create Corporation
ZS-PS20CP
SPECIFICATIONS
PERSONAL AUDIO SYSTEM
9-889-220-01
2008G04-1
©
2008.07
AEP Model
UK Model
Australian Model
Singapore Model
Korea Model
Thai Model
Ver. 1.0 2008.07
CD player section
System
Compact disc digital audio system
Laser diode properties
Emission duration: Continuous
Laser output: Less than 44.6 μW
(This output is the value measurement at a distance of
200mm from the objective lens surface on the
Optical Pick-up Block with 7mm 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 fl utter
Below measurable limit
Radio section
Frequency range
FM: 87.5 - 108 MHz
AM: 531 - 1 611 kHz (9 kHz step)
530 - 1 610 kHz (10 kHz step)
Antennas
FM: Telescopic antenna
AM: Built-in ferrite bar antenna
USB section
Supported bit rate
MP3 (MPEG 1 Audio Layer-3):
32 - 320 kbps, VBR
WMA:
16-320Kbps,VBR
Sampling frequencies
MP3 (MPEG 1 Audio Layer-3):
32/44.1/48 kHz
WMA:
32/44.1/48kHz
(USB) port
USB-A (Full Speed)
General
Speaker
Full range: 8 cm (3 1/4 inches) dia., 4 Ω, cone type (2)
Input
(USB) port: Type A, maximum
current 500 mA
AUDIO IN jack (stereo minijack)
Outputs
Headphones jack (stereo minijack)
For 16 - 68 Ω impedance headphones
Power output
1.7 W + 1.7 W (at 4 Ω, 10% harmonic distortion)
– Continued on next page –
CD
Section
Model Name Using Similar Mechanism ZS-S2iP
CD Mechanism Type KSM-213CDP
Optical Pick-up Name KSS-213C

Sony ZS-PS20CP Specifications

General

RMS rated power	3.4 W
Built-in microphone	No
AM band range	531 - 1611 kHz
FM band range	87.5 - 108 MHz
LW band range	153 - 279 kHz
Device type	HiFi CD player
Product color	Silver
Display type	LCD
Volume control	Digital
Programmable tracks	20
USB 2.0 ports quantity	1
Battery type	D
Power requirements	230V
Number of batteries supported	6
Dimensions (WxDxH)	360 x 234 x 142 mm

Weight and Dimensions

Weight	2700 g

Summary

SERVICING NOTES

LASER DIODE AND FOCUS SEARCH OPERATION CHECK

Steps to confirm the laser diode emission and focus search operation of the CD player.

CHUCK PLATE JIG ON REPAIRING

Procedure for using a chuck plate jig when repairing the CD section without the lid.

GENERAL

Basic Operations

Instructions for using the unit's primary functions like power, volume, radio, and CD playback.

Other Operations

Explains advanced functions such as display information, shuffle/program play, repeat play, and preset radio stations.

DISASSEMBLY

Cabinet Disassembly

Procedures for disassembling the rear, front, and upper cabinet sections of the unit.

Internal Assembly Disassembly

Steps for removing internal boards and assemblies like the Main Board, CD Block, and Optical Pick-up.

ELECTRICAL ADJUSTMENTS

Tuner Section Adjustments

Details for adjusting AM and FM IF, Frequency Coverage, and Tracking for optimal radio reception.

CD Section Adjustments

Procedure for checking the CD section's focus bias using an oscilloscope and a test disc.

DIAGRAMS

Block Diagrams

Illustrates the overall system architecture for the CD and Main sections of the unit.

Printed Wiring Boards (PWBs)

Shows the component layout and tracing for the CD and Main boards, crucial for repair.

Schematic Diagrams

Detailed circuit diagrams for various sections including CD, Main, Power, Key, and LCD.

EXPLODED VIEWS

Cabinet Exploded Views

Exploded views detailing the assembly of the rear, front, and upper cabinet sections for identification.

Internal Assembly Exploded Views

Exploded views of internal components like the CD chassis, LCD board, and USB tray for service.

ELECTRICAL PARTS LIST

Component Listings

Comprehensive list of electronic components, including resistors, capacitors, ICs, and connectors, with part numbers.

Accessories and Manuals

Details of included accessories and available instruction manuals in different languages.

REVISION HISTORY

Version Log

Records changes and updates made to the service manual over different versions.