Replacing The Power Switch Or Led Assembly; Completing The Fru Replacement - Lenovo E200 Hardware Maintenance Manual

Replacing the power switch or LED assembly

1. Disconnect the power switch/LED assembly cable from the system board. See
2. Remove the front bezel. See "Removing and replacing the front bezel" on page
3. Remove the power switch/LED assembly by disconnecting it from the inside of
4. Install the new power switch/LED assembly into the bezel.
5. Route the cable for the new power switch/LED assembly through the hole in
6. Reinstall the bezel. See "Removing and replacing the front bezel" on page 88.
7. Reconnect the power switch/LED cable to the system board.
8. Go to "Completing the FRU replacement."

Completing the FRU replacement

After replacing FRUs, you need to install any removed parts, replace the cover, and
reconnect any cables, including telephone lines and power cords. Also, depending
on the FRU that is replaced, you might need to confirm the updated information in
the Setup Utility program.
Note: When the power cord is first plugged in, the computer might appear to turn
1. Ensure that all components have been reassembled correctly and that no tools
2. Make sure that the cables are routed correctly before installing the computer
3. Replace the covers that were removed and secure them with the thumb screws.
4. Reconnect the external cables and power cords to the computer. See "Locating
5. If you have replaced the system board, you must update (flash) the BIOS. See
6. Some FRU replacements require the configuration to be updated. See Chapter 6,
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
"Identifying parts on the system board" on page 85.
88.
the bezel.
the chassis and to the system board.
on for a few seconds and then turn off. This is a normal sequence to enable
the computer to initialize.
or loose screws are left inside the computer.
cover.
the connectors on the rear of your computer" on page 82.
"Flash update procedures" on page 111.
"Using the Setup Utility," on page 49.
Chapter 8. Replacing FRUs (Type 7848)
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