• Hard disk drive*
• Hard disk drive bracket*
• System fan
• Wi-Fi card*
• Wi-Fi card shield*
* for selected models
Replace a CRU
Follow the replacement procedure to replace a CRU.
Power adapter bracket
Prerequisite
Before you start, read Appendix A "Important safety information" on page 61 and print the following
instructions.
Before you open the computer cover, turn off the computer and wait several minutes until the computer is
cool.
For access, do the following:
1. Remove any media from the drives and turn off all connected devices and the computer.
2. Disconnect all power cords from electrical outlets and disconnect all cables from the computer.
Replacement procedure
36
M75q Gen 2 User Guide