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Manuals
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Sony Manuals
CD/CDR Drive
CDU31A Series
Service manual
Sony CDU31A Series Service Manual
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Table Of Contents
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
Grounding for the Human Body
Grounding for the Work Table
Caution
Configuration of Service Manual
Introduction
Precautions
Expendable and Chemical Supplies
General and Special Tool List
General Tools
Tools and Measuring Instruments
S/A Attachment Tool
S/A Attachment Tool Configuration
S/A Attachment Tool Function
Special Tools
Fixture CD1
PS/2 System Setting and Configuration
Before Troubleshooting
Flowchart for Troubleshooting
Troubleshooting
Pre-Setting
Procedure of ATP Test
Test Procedure
To Execute ATP Test of the Drive
Edit Test Condition
To Edit any Test Conditions
To Quit
To Save the New Parameter
Bus Check
Drive Function Check
Power on
Tray Open
Loading Mechanism
Spin up
Audio Play
Easy Reference Chart
Part Replacement
Bottom Plate Replacement
Front Panel Ass'y Replacement
Ornamental Tray Plate Replacement
Ma-1/Ma-2 Mounted Board Replacement
Optical Device Replacement
Tension Spring Removal
Guide Removal
Tray Removal
Main Frame Ass'y Installation
Tray Frame Ass'y Removal
Tray Installation
Check and Adjustment
Electrical Adjustment
Special Tools and Measuring Equipment
Pre-Setting
Test Mode Menu
EF Balance
EF Balance Adjustment
EF Balance Waveform
Focus Servo Loop Gain
Focus Servo Loop Gain Adjustment
Tracking Servo Loop Gain
Tracking Servo Loop Gain Adjustment
Focus Bias
Focus Bias Adjustment
Rf Level (Laser Power) and Laser Current
Special Tools and Measuring Equipment
Measurement
Optical Device Cleaning
Cleaning with Lens Cleaner
Special Tools and Measuring Equipment
Exploded Views and List
Mechanical Ass'y Location
Overall Ass'y
Packing Material
Block Diagrams
Part Layout and Circuit Diagram
Component Side
Pattern Side
Semiconductor Location
Semiconductors Pin Assignment
Top View
Exercizer Program
Procedure of Outgoing Test
Address Error
Hardware Error
Sum Error
Type of Error
Attention Code
Error Code
Circuit Diagram on MA-I Mounted Board
Circuit Diagram on MA-2 Mounted Board
Electric Parts List
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CD-ROM DRIVE UNIT
CDU31A-O 1
CDU31A-02
CDU-541-51
CDU-541-81
CDU31A-GW
CDU31A-L L
SONY:
SERVICE MANUAL
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This manual is also suitable for:
Cdu31a-01
Cdu-541-51
Cdu-541-81
Cdu31a-gw
Cdu31a-ll
Cdu31a-02
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