iv  Satellite A80 Maintenance Manual
   
The manual is divided into the following parts:  
Chapter 1.................Hardware Overview describes the A80 Series system unit and each FRU. 
 
  Chapter 2....Troubleshooting Procedures explains how to diagnose and resolve FRU problems. 
 
  Chapter 3...... Test and Diagnostics describes how to perform test and diagnostic operations for 
maintenance service. 
 
  Chapter 4.......... Replacement Procedures describes the removal and replacement of the FRUs. 
 
  Appendices...................................................................The appendices describe the following: 
 
Handling the LCD module 
Board layout 
Pin assignments 
Keyboard scan/character codes 
Key layout 
Screw torque list 
Reliability