7. Install the new heat sink.
8. Secure the heat sink with the screws.
9. Reinstall the removed parts.
Wi-Fi card
Prerequisite
Before you start, read Chapter 2 “Important service information” on page 27 and print the following
instructions.
Replacement procedure
1. Remove the hinge cover. See “Hinge cover” on page 57.
2. Remove the computer back cover. See “Computer back cover” on page 58.
3. Remove the system board frame. See “System board frame” on page 62.
Chapter 6. Hardware removal and installation 71