Dell XPS 16 9640 Owners Manual - Page 53

Removing the heat sink—Discrete GPUs, Installing the heat sink-Integrated GPU

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Figure 31. Installing the heat sink-Integrated GPU Steps 1. Align the screw holes on the heat sink with the screw holes on the system board. 2. In sequential order (1>2>3>4), tighten the four captive screws that secure the heat sink to the system board. Next steps 1. Install the base cover. 2. Follow the procedure in After working inside your computer. Removing the heat sink-Discrete GPUs CAUTION: The information in this removal section is intended for authorized service technicians only. Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. About this task CAUTION: The heat sink may become hot during normal operation. Allow sufficient time for the heat sink to cool before you touch it. NOTE: 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. The following image(s) indicate the location of the heat sink on computers that are shipped with discrete GPUs and provides a visual representation of the removal procedure. Removing and installing Field Replaceable Units (FRUs) 53

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Figure 31. Installing the heat sink—Integrated GPU
Steps
1.
Align the screw holes on the heat sink with the screw holes on the system board.
2.
In sequential order (1>2>3>4), tighten the four captive screws that secure the heat sink to the system board.
Next steps
1.
Install the
base cover
.
2.
Follow the procedure in
After working inside your computer
.
Removing the heat sink—Discrete GPUs
CAUTION:
The information in this removal section is intended for authorized service technicians only.
Prerequisites
1.
Follow the procedure in
Before working inside your computer
.
2.
Remove the
base cover
.
About this task
CAUTION:
The heat sink may become hot during normal operation. Allow sufficient time for the heat sink to cool
before you touch it.
NOTE:
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.
The following image(s) indicate the location of the heat sink on computers that are shipped with discrete GPUs and provides a
visual representation of the removal procedure.
Removing and installing Field Replaceable Units (FRUs)
53