Dell XPS 17 9730 Service Manual - Page 25

Heat sink, Removing the heat sink

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Steps 1. Align the screw holes on the fan with the screw holes on the system board and palm-rest and keyboard assembly. 2. Replace the two screws (M2x4) and the single screw (M1.6x4) to secure the fan to the system board and palm-rest and keyboard assembly. 3. Connect the fan cable to the system board. Next steps 1. Install the base cover. 2. Follow the procedure in After working inside your computer. Heat sink Removing the heat sink Prerequisites 1. Follow the procedure in Before working inside your computer. CAUTION: For maximum cooling of the processor, do not touch the heat transfer areas on the heat sink. The oils on your skin can reduce the heat transfer capability of the thermal grease. NOTE: The heat sink may become hot during normal operation. Allow sufficient time for the heat sink to cool before you touch it. 2. Remove the base cover. About this task The following image indicates the location of the heat sink and provides a visual representation of the removal procedure. Removing and installing components 25

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Steps
1.
Align the screw holes on the fan with the screw holes on the system board and palm-rest and keyboard assembly.
2.
Replace the two screws (M2x4) and the single screw (M1.6x4) to secure the fan to the system board and palm-rest and
keyboard assembly.
3.
Connect the fan cable to the system board.
Next steps
1.
Install the
base cover
.
2.
Follow the procedure in
After working inside your computer
.
Heat sink
Removing the heat sink
Prerequisites
1.
Follow the procedure in
Before working inside your computer
.
CAUTION:
For maximum cooling of the processor, do not touch the heat transfer areas on the heat sink. The
oils on your skin can reduce the heat transfer capability of the thermal grease.
NOTE:
The heat sink may become hot during normal operation. Allow sufficient time for the heat sink to cool before you
touch it.
2.
Remove the
base cover
.
About this task
The following image indicates the location of the heat sink and provides a visual representation of the removal procedure.
Removing and installing components
25