Replacing The Power Switch Board - Lenovo 10B0 Maintenance Manual

Replacing the power switch board

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 power switch board.
To replace the power switch board, 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 211.
3. Locate the power switch board. See "Locating major FRUs and CRUs" on page 85.
4. Remove the hard disk drive assembly. See "Installing or removing the hard disk drive assembly" on
page 213.
5. Disconnect the power switch board cable from the corresponding connector on the system board.
6. Remove the screw that secures the power switch board to the computer, and then pull the power
switch board to remove it from the computer.
Figure 180. Removing the power switch board
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