PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIES REMOVAL & REPLACEMENT 23
Presario 1800/1800T Series
Models: XL280, XL380, XL381,
and XL390
Heat Sink (Heatspreader)
To remove the heat sink, complete the following steps:
1. Prepare the Notebook for disassembly (pg 10).
2. Remove the Palmrest cover with TouchPad (pg 13).
3. Remove the keyboa rd (pg 16).
4. Remove six screws from the heat sink and lift it out of the chassis.
To replace the heat sink, reverse these procedures.
ÄCAUTION: To prevent damage, do not use excessive pressure when replacing
screws.
Note: If the thermal pads on the heat sink are missing or damaged, install a new
heat sink.
Important: Before installing the new heat sink, remove the plastic covering from
the thermal pads.