The manual is divided into the following parts:

Chapter 1 Hardware Overview describes the P20-25 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

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Satellite P20-25 Series Maintenance Manual

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Toshiba P25 manual Satellite P20-25 Series Maintenance Manual