- Notes, cautions, and warnings
- Working inside your computer
- Removing and installing components
- Drivers and downloads
- System setup
- Troubleshooting
- Handling swollen Lithium-ion batteries
- Locate the Service Tag or Express Service Code of your Dell computer
- System diagnostic lights
- SupportAssist diagnostics
- Built-in self-test (BIST)
- Recovering the operating system
- Wi-Fi power cycle
- Drain residual flea power (perform hard reset)
- Backup media and recovery options
- Real Time Clock—RTC reset
- Getting help and contacting Dell
XPS 15 9520 Service Manual
Removing the heat sink
Prerequisites
- 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.
- 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.
NOTE: This is the heat sink for computers with discrete Graphics Processing Units (GPUs).
NOTE: This is the heat sink for computers without discrete Graphics Processing Units (GPUs).
Steps
- In reverse sequential order (as indicated on the heat sink), loosen the four captive screws that secure the heat sink to the system board.
NOTE: The number of screws will vary depending on the graphics configuration of your computer.
- With discrete Graphics Processing Units: 4
- Without discrete Graphics Processing Units: 3
- Lift the heat sink off the system board.
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