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AINTENANCE
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ERVICE
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UIDE
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ERIES
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EMOVAL
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EPLACEMENT
37
Presario 1800/1800T Series
Models: XL280, XL380, XL381,
and XL390
Upper CPU Cover
To remove the upper CPU cover, complete the following steps:
1. Prepare the Notebook for disassembly (pg 10
).
2. Remove the Palmrest cover with TouchPad (pg 13
).
3. Remove the keyboard (pg 16
).
4. Remove the heat sink (pg 23
).
5. Remove the button board cover (pg 17
).
6. Remove the Internet switch board (pg 21
).
7. Remove the hard drive (pg 25
).
8. Remove the display panel assembly (pg 34
).
9. Remove the four screws (shown) located on the top of the upper CPU cover and lift
the cover off the chassis.
To replace the upper CPU cover, reverse these procedures.