Lenovo 9645 Personal Computer User Manual


 
Opening the cover
Important
Read “Important safety information” on page v and “Handling
static-sensitive devices” on page 16 before opening the computer cover.
To open the computer cover:
1. Remove any media (diskettes, CDs, or tapes) from the drives, shut down your
operating system, and turn off all attached devices.
2. Unplug all power cords from electrical outlets.
3. Disconnect all cables attached to the computer. This includes power cords,
input/output (I/O) cables, and any other cables that are connected to the
computer.
4. Remove any locking devices such as a cable lock that secure the cover.
5. Press the buttons on the sides of the computer and pivot the computer cover
upward to open the computer as shown.
20 User Guide