Toshiba Satellite A110 Maintenance Manual page 109

4 Replacement Procedures
Before You Begin
Look over the procedures in this section before you begin disassembling the computer.
Familiarize yourself with the disassembly and reassembly steps. Begin each procedure by
removing the AC adaptor and the battery pack as instructed in section 4.2.
1. Do not disassemble the computer unless it is operating abnormally.
2. Use only the correct and approved tools.
3. Make sure the working environment is free from the following elements whether you are
using or storing the computer.
Dust and contaminates
Static electricity
Extreme heat, cold, and humidity
4. Make sure the FRU you are replacing is causing the abnormal operation by performing
the necessary troubleshooting and diagnostics tests described in chapters 2 and 3 of this
manual.
5. Do not perform any operations that are not necessary and use only the described
procedures for disassembling and installing FRUs in the computer.
6. After removing parts from the computer, place them in a safe place away from the
computer so they will not be damaged and will not interfere with your work.
7. You will remove and replace many screws when you disassemble the computer. When
you remove screws, make sure they are placed in a safe place and identified with the
correct parts.
8. When assembling the computer, make sure you use the correct screws to secure the
various pieces. Screw sizes are listed in their corresponding figures.
9. The computer contains many sharp edges and corners, so be careful not to injure
yourself.
10. After you have replaced an FRU, make sure the computer is functioning properly by
performing the appropriate test on the FRU you have fixed or replaced.
[CONFIDENTIAL]
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