Lenovo 5023 - Manual (Page 50)

Replacing the front audio and USB assembly
Attention
Do not open your computer or attempt any repair before reading and understanding the
“Important safety information” in the ThinkCentre Safety and Warranty Guide that came with
your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to:
http://www.lenovo.com/support
This section provides instructions on how to replace the front audio and USB
assembly.
To replace the front audio and USB assembly, do the following:
1. Remove all media from the drives and turn off all attached devices and the
computer. Then, disconnect all power cords from electrical outlets and
disconnect all cables that are connected to the computer.
2. Remove the computer cover. See “Removing the computer cover” on page 14.
3. Remove the front bezel. See “Removing and reinstalling the front bezel” on
page 15.
4. Pivot the drive bay assembly upward to gain access to all the internal cables.
See “Accessing the system board components and drives” on page 17.
5. Disconnect the front audio and USB assembly cables from the USB connector
and the front audio connector on the system board. See “Locating parts on the
system board” on page 11.
6. Release the front audio and USB assembly cables from the cable clip that
secures the cables to the chassis.
7. Lower the drive bay assembly. See “Accessing the system board components
and drives” on page 17.
8. Remove the screw that secures the front audio and USB assembly. Then,
remove the front audio and USB assembly from the chassis.
Figure 37. Removing the front audio and USB assembly
42 User Guide