LG GSA-4168B Manuals

Manuals and User Guides for LG GSA-4168B. We have 1 LG GSA-4168B manual available for free PDF download: Service Manual

LG GSA-4168B Service Manual

LG GSA-4168B Service Manual (86 pages)

Super Multi DVD Drive

Brand: LG | Category: DVD Drive | Size: 1.04 MB

Table of Contents

Table of Contents
2
Introduction

3
Features

4
- Supported Disc Formats
  4
Specifications

6
- System Requirements
  6
- Power Requirements
  9
- Audio Performance
  9
- Acoustic Noise
  9
Location of Customer Controls

10
- Rear Panel
  11
Disassembly

12
- CABINET and CIRCUIT BOARD DISASSEMBLY
  12
  - Bottom Chassis
    12
  - Front Bezel Assy
    12
  - Cabinet and Main Circuit Board
    12
- Mechanism Assy Disassembly
  12
  - Pick-Up Unit
    12
  - Pick-Up
    13
Exploded View

14
Mechanical Replacement Parts List

15
Glossary

15
The Differences of CD-R/CD-Rw Discs and General CD-Rom

16
- Recording Layer
  16
- Disc Specification
  16
- Disc Materials
  17
- Reading Process of Optical Disc
  18
- Writing Process of CD-R Disc
  19
- Writing Process of CD-RW Disc
  19
- Organization of the PCA, PMA and Lead-In Area
  20
- Function of PCA and PMA Area
  21
- OPC and ROPC
  21
- Writing Process of DISC
  22
The Differences of DVD-R/Rw, DVD+R/Rw Discs and DVD-Rom

23
Lightscribe MEDIA

32
DVD & CD Data Processing

36
Internal Structure of the Pick-Up

40
Description of Circuit

43
- Focus Circuit
  45
- Tracking & Sled Circuit
  46
- Tracking Servo
  48
- Spindle Circuit
  49
Major IC Internal Block Diagram and Pin Description

51
- Pin Functions
  53
Troubleshooting Guide

69
Block Diagram

86

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