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To replace the power switch board:
Step 1.
Remove any media (disks, CDs, DVDs, or memory cards) from the drives, shut down the operating
system, and turn off the computer and all attached devices.
Step 2.
Unplug all power cords from electrical outlets.
Step 3.
Disconnect all cables attached to the computer. This includes power cords, input/output (I/O)
cables, and any other cables that are connected to the computer. Refer to "Left and right view"
and "Rear view" for help with locating the various connectors.
Step 4.
Remove the computer cover. Refer to "Removing the computer cover".
Step 5.
Remove the front bezel. Refer to "Removing the front bezel".
Step 6.
Disconnect the data cable from the connector on the motherboard.
Step 7.
Lever up the lock pin and slide out the power switch board.
Step 8.
To install the new power switch board:
a.
Connect the data cables to the motherboard.
b.
Line up the new power switch board and push it until it locks into place.
Step 9.
Reattach the front bezel, then reattach the computer cover.
Replacing the chassis handle
Note: For this procedure, it helps to lay the computer flat.
To replace the chassis handle:
Step 1.
Remove any media (disks, CDs, DVDs, or memory cards) from the drives, shut down the operating
system, and turn off the computer and all attached devices.
Step 2.
Unplug all power cords from electrical outlets.
Step 3.
Disconnect all cables attached to the computer. This includes power cords, input/output (I/O)
cables, and any other cables that are connected to the computer. Refer to "Left and right view"
and "Rear view" for help with locating the various connectors.
Step 4.
Remove the computer cover. Refer to "Removing the computer cover".
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Chapter 8
Replacing hardware
29
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