Compaq Presario CQ20-300 Compaq Presario CQ20 Notebook PC - Maintenance and Se - Page 75

and graphics subsystem component

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Removal and replacement procedures Remove the heat sink: 1. Loosen the four Phillips PM2.0×10.0 captive screws 1 that secure the heat sink to the system board. 2. Remove the heat sink 2 by lifting it straight up. ✎ The thermal material must be thoroughly cleaned from the surfaces of the heat sink 1 and 2, the processor 3, and graphics subsystem component 4 on the system board each time the heat sink is removed. Thermal material is included with all system board, heat sink, and processor spare part kits. Reverse this procedure to install the heat sink. Maintenance and Service Guide 4-43

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Removal and replacement procedures
Maintenance and Service Guide
4–43
Remove the heat sink:
1. Loosen the four Phillips PM2.0×10.0 captive screws
1
that secure the heat sink to the system board.
2. Remove the heat sink
2
by lifting it straight up.
✎
The thermal material must be thoroughly cleaned from the surfaces of the heat sink
1
and
2
, the processor
3
,
and graphics subsystem component
4
on the system board each time the heat sink is removed. Thermal material
is included with all system board, heat sink, and processor spare part kits.
Reverse this procedure to install the heat sink.