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6. Position a new internal speaker into the metal clips and push downward on the
internal speaker until it snaps into position.
7. Connect the speaker cable to the system board. See “Locating parts on the
system board” on page 12.
8. Go to “Completing the parts replacement” on page 45.
What to do next:
v To work with another option, go to the appropriate section.
v To complete the installation, go to “Completing the parts replacement” on
page 45.
Replacing the keyboard
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,goto:
http://www.lenovo.com/support
This section provides instructions on how to replace the keyboard.
To replace the keyboard:
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. Locate the keyboard connector.
Figure 34. Installing a new internal speaker
Chapter 2. Installing or replacing hardware 43