Dell XPS 17 9720 Service Manual - Page 27

Heat sink, Removing the heat sink (for computers shipped with integrated graphics), graphics

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Steps 1. Connect the right fan cable to the system board. 2. Align the screw holes on the right fan (FAN1) with the screw holes on the system board and palm-rest and keyboard assembly. 3. Replace the two (M2x4) screws and the single (M1.6x4) screw to secure the right fan (FAN1) to the system board and palm-rest and keyboard assembly. Next steps 1. Install the base cover. 2. Follow the procedure in After working inside your computer. Heat sink Removing the heat sink (for computers shipped with integrated graphics) 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 in 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 27

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Steps
1.
Connect the right fan cable to the system board.
2.
Align the screw holes on the right fan (FAN1) with the screw holes on the system board and palm-rest and keyboard
assembly.
3.
Replace the two (M2x4) screws and the single (M1.6x4) screw to secure the right fan (FAN1) to the system board and
palm-rest and keyboard assembly.
Next steps
1.
Install the
base cover
.
2.
Follow the procedure in
After working inside your computer
.
Heat sink
Removing the heat sink (for computers shipped with integrated
graphics)
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 in 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
27