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Replacing the internal speaker
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 internal speaker.
To replace the internal speaker:
1. Open the computer cover. See “Opening the computer cover” on page 12.
2. Locate the internal speaker. See “Locating components” on page 9.
3. Disconnect the internal speaker cable from the system board. See “Locating
parts on the system board” on page 10.
4. Press the internal speaker lock latch 1, slide the internal speaker downwards
and remove it from the chassis.
5. Position the new internal speaker into the metal clips 2 and push the internal
speaker upwards until it is secured by the lock latch 1.
6. Connect the new internal speaker cable to the system board.
7. Go to “Completing the parts replacement” on page 30.
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
Figure 21. Removing the internal speaker
Chapter 2. Installing options and replacing hardware 25