Lenovo ThinkCentre E73z, Hardware Maintenance Manual, Page: 104 / 124

7. Pull the internal speaker up to remove it from the computer.
Figure 38. Removing the internal speakers
8. Route the new internal speaker cables, and then position the new internal speakers on the front bezel so
that the two holes in each internal speaker align with those in the front bezel.
9. To install the new internal speakers, position the new internal speakers in the chassis so that each
speaker is secured by the corresponding two tabs on the front bezel.
10. Connect the internal speaker cables to the system board. See “Locating parts on the system board”
on page 69.
11. Reinstall the system board shield. See “Removing and reinstalling the system board shield” on page 83.
12. Go to “Completing the parts replacement” on page 108.
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 75.
4. Locate the integrated camera in the computer. See “Locating major FRUs and CRUs” on page 66.
5. Remove the system board shield. See “Removing and reinstalling the system board shield” on page 83.
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 69.
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ThinkCentre E73z Hardware Maintenance Manual