User Manual

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.
3. Unlock any locking device that secures the computer cover.
4. Remove the vertical stand. See “Vertical stand” on page 38.
5. Lay down the computer with the computer cover facing up.
Removal steps
Note: If a locking device is available, use it to lock the computer.
Front bezel
Prerequisite
Before you start, read Appendix A “Important safety information” on page 59 and print the following
instructions.
For access, remove the computer cover. See “Computer cover” on page 38.
Chapter 7. CRU replacement 39