Lenovo 3342 Personal Computer User Manual


 
Figure 14. Removing the monitor stand lock
6. If needed, open the cable manager and route the cables connected to the computer through the cable
manager to keep your workspace neat.
What to do next:
To work with another piece of hardware, go to the appropriate section.
To complete the installation or replacement, go to “Completing the parts replacement” on page 73.
Removing the computer cover
Attention:
Do not open your computer or attempt any repair before reading and understanding “Important safety information”
on page v.
This section provides instructions on how to remove the computer cover.
CAUTION:
Turn off the computer and wait three to ve minutes to let the computer cool before removing the
computer cover.
To remove the computer cover, do the following:
1. Remove any media from the drives and turn off all attached devices and the computer.
2. Disconnect all power cords from electrical outlets.
3. Disconnect the power cords, Input/Output cables, and any other cables that are connected to the
computer. See “Locating connectors, controls, and indicators on the front of your computer” on page 9
and “Locating connectors on the rear of your computer” on page 11.
Chapter 5. Installing or replacing hardware 41