Lenovo ThinkCentre M76 (English) User Guide - Page 52

Replacing the keyboard, Installing a new internal speaker

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6. Position the new internal speaker into the four metal clips 1 and push downward on the internal speaker until it is secured in place. Figure 44. Installing a new internal speaker 7. Connect the 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 48. Replacing the keyboard 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 keyboard. To replace the keyboard, do the following: 1. Remove all media from the drives. Then, turn off all attached devices and the computer. 2. Disconnect all power cords from electrical outlets. 3. Disconnect the old keyboard cable from the computer. 4. Connect a new keyboard to the appropriate connector on the computer. Your keyboard might be connected to a PS/2 keyboard connector 1 or a USB connector 2 . Depending on where you want 46 ThinkCentre User Guide

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6. Position the new internal speaker into the four metal clips
1
and push downward on the internal speaker
until it is secured in place.
Figure 44. Installing a new internal speaker
7. Connect the 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 48.
Replacing the keyboard
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:
This section provides instructions on how to replace the keyboard.
To replace the keyboard, do the following:
1. Remove all media from the drives. Then, turn off all attached devices and the computer.
2. Disconnect all power cords from electrical outlets.
3. Disconnect the old keyboard cable from the computer.
4. Connect a new keyboard to the appropriate connector on the computer. Your keyboard might be
connected to a PS/2 keyboard connector
1
or a USB connector
2
. Depending on where you want
46
ThinkCentre User Guide