Lenovo ThinkCentre M83, Hardware Maintenance Manual

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6. Position the new internal speaker into the four metal clips 1 and push the internal speaker toward the
left until it is secured in place.
Figure 80. Installing a new internal speaker
7. Connect the internal speaker cable to the system board. See “Locating parts on the system board”
on page 72.
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 156.
Replacing the thermal sensor
Attention: Do not open your computer or attempt any repair before reading and understanding the Chapter
1 “Safety information” on page 1.
This section provides instructions on how to replace the thermal sensor.
To replace the thermal sensor, 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. Remove the computer cover. See “Removing the computer cover” on page 93.
3. Remove the front bezel. See “Removing and reinstalling the front bezel” on page 94.
4. Locate the thermal sensor. See “Locating major FRUs and CRUs” on page 70.
5. Disconnect the thermal sensor cable from the thermal sensor connector on the system board. See
“Locating parts on the system board” on page 72.
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ThinkCentre M83 and M93/p Hardware Maintenance Manual