Toshiba Satellite L670D Maintenance Manual page 4

The manual is divided into the following parts:
Chapter 1
Chapter 2
Chapter 3
Chapter 4
Appendices
Conventions
This manual uses the following formats to describe, identify, and highlight terms and operating
procedures.
Acronyms
On the first appearance and whenever necessary for clarification, acronyms are enclosed in
parentheses following their definition. For example:
Read Only Memory (ROM)
Keys
Keys are used in the text to describe many operations. The key top symbol as it appears on the
keyboard is printed in boldface type.
Key operation
[CONFIDENTIAL]
iv
Hardware Overview describes the Satellite Series system unit and each
FRU.
Troubleshooting Procedures explains how to diagnose and resolve FRU
problems.
Test and Diagnostics describes how to perform test and diagnostic
operations for maintenance service.
Replacement Procedures describes the removal and replacement of the
FRUs.
The appendices describe the following:
Handling the LCD module
Board layout
Pin assignments
Keyboard scan/character codes
Key layout
Screw torque list
Reliability
Satellite L670D/L675D/ Pro L670D Series Maintenance Manual