Before You Begin - Toshiba Satellite U300 Maintenance Manual

Replacement Procedures

Before You Begin

Take note of the following points before starting work. Always remove the AC adapter and
battery pack before commencing any of the procedures. The procedure for removing the
battery pack is described in section "4.2.1 Battery Pack".
1. Do not disassemble the computer unless it is operating abnormally.
2. Use the designated tools.
3. Ensure that the environment for working on and storing parts does not contain any of
4. Perform the diagnostic tests described in Chapter 2 to determine which FRU is the
5. Do not perform any unnecessary work. Always work in accordance with the
6. Keep parts removed from the computer in a safe place away from the computer where
7. Disassembling requires the removal of a large number of screws. Keep removed
8. When reassembling, ensure that you use the correct screws and fit parts in the correct
9. As all parts have sharp edges and corners, take care not to cut yourself.
10. After replacing an FRU, check that the computer and replaced part operate correctly.
Satellite U300 and Satellite Pro U300 Maintenance Manual (960-Q08)
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the following.
•
Dust or dirt
•
Static electricity
•
Extremely hot, cold or humid conditions
cause of the fault.
disassembly and reassembly procedures in this manual.
they will not be damaged or interfere with your work.
screws in a safe place such that you can determine which screws belong to which part.
position. Screw sizes are noted in the text and figures.
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