Replacing The Power Switch/Led Assembly - Lenovo ThinkCentre Hardware Maintenance Manual

Replacing the power switch/LED assembly

This section provides instructions on how to remove and replace the power
switch/LED assembly.
10. Go to "Completing the FRU replacement" on page 121.
118
Hardware Maintenance Manual
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
1. Remove the computer cover. See "Removing the computer cover" on page 85.
2. Remove the front bezel. See "Removing and installing the front bezel" on
page 87
3. Disconnect the power switch/LED assembly cable from the system board. See
the system board illustration for your machine type at "System board
connectors" on page 84.
4. Note the power switch/LED assembly cable routing and the position of the
two LEDs.
5. Remove the switch/LED from the bezel.
6. Route the cable for the new power switch/LED assembly through the hole in
the chassis and to the system board.
7. Install the new power switch/LED assembly into the bezel. Make sure that the
LEDs are in the correct position.
8. Connect the power switch/LED cable to the system board.
9. Reinstall the front bezel.