Lenovo ThinkCentre E93z, Hardware Maintenance Manual

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8. Route the new internal speaker cables, and then position the new internal speakers on the front bezel so
that the two screw holes in each internal speaker are aligned with those in the front bezel. Install the two
screws to secure each of the new internal speakers to the front bezel.
Figure 53. Installing the internal speakers
9. Reconnect the internal speaker cables to the system board. See “Locating parts on the system board”
on page 73.
10. Reinstall the rear I/O assembly. See “Replacing the rear I/O assembly” on page 90.
Replacing the integrated camera
Attention:
Do not open your computer or attempt any repair before reading and understanding the “Important safety information”
on page 1.
This section provides instructions on how to replace the integrated camera.
Note: The integrated camera is available only in some models.
To replace the integrated camera, 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. Place a soft, clean towel or cloth on the desk or other flat surface. Hold the sides of your computer and
gently lay it down so that the screen is against the surface and the cover is facing up.
3. Remove the computer cover. See “Removing the computer cover” on page 80.
4. Locate the integrated camera in the computer. See “Locating major FRUs and CRUs” on page 70.
5. Remove the system board shield. See “Removing and reinstalling the system board shield” on page 86.
6. Note the routing of the integrated camera cable, and then disconnect the cable from the system board.
See “Locating parts on the system board” on page 73.
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ThinkCentre E93z Hardware Maintenance Manual