Dell G15 5521 Special Edition Service Manual

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.
3. Remove the battery.
4. Remove the rear cover.
5. Remove the solid-state drive.
6. Remove the wireless card.
7. Remove the memory module.
8. Remove the system board.
   NOTE:System board can be removed with the fan and heat-sink assembly, I/O board, and USB board attached.

The following image indicates the location of the fan and heat-sink assembly and provides a visual representation of the removal procedure.