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3. Locate the internal speaker. See “Locating components” on page 8.
4. Disconnect the internal speaker cable from the system board. See “Locating parts on the system board”
on page 9.
5. Press the internal speaker lock latch 1 , slide the internal speaker downwards to remove it from the
chassis.
Figure 17. Removing the internal speaker
6. 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 .
7. Connect the new internal speaker cable to the system board. See “Locating parts on the system board”
on page 9.
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 25
.
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. Open the computer cover. See “Opening the computer cover” on page 12.
3. Remove the front bezel. See “Removing and reinstalling the front bezel” on page 12.
20 ThinkCentre User Guide