iv [CONFIDENTIAL] Satellite A50S/TECRA A3X Maintenance Manual (960-534)
The manual is divided into the following parts:
Chapter 1 Hardware Overview describes Satellite A50S/TECRA A3X 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 assignment
Display codes
Key layout
Wiring diagrams
BIOS/KBC/EC Update
Reliability
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