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Replacing the keyboard
Attention
Do not open your computer or attempt any repair before reading the “Important safety
information” in the Quick Reference that was included with your computer or in the
Hardware Maintenance Manual (HMM) for the computer. To obtain copies of the Quick
Reference or the HMM, go to the Support Web site at
http://www.lenovo.com/think/support.
To replace the keyboard:
1. Remove any media (diskettes, CDs, or tapes) from the drives, shut down your
operating system, and turn off all attached devices and the computer.
2. Unplug all power cords from electrical outlets.
3. Locate the connector for the keyboard. See “Locating connectors on the rear of
your computer” on page 3 and “Locating controls and connectors on the front
of your computer” on page 2.
Note: Your keyboard might be connected to the standard keyboard connector
1 at the rear of the computer or to a USB connector 2 at either the front or
rear of the computer.
4. Disconnect the failing keyboard cable from the computer and connect the new
keyboard cable to the same connector.
5. Go to “Completing the CRU replacement” on page 28.
Replacing the mouse
Attention
Do not open your computer or attempt any repair before reading the “Important safety
information” in the Quick Reference that was included with your computer or in the
Hardware Maintenance Manual (HMM) for the computer. To obtain copies of the Quick
Reference or the HMM, go to the Support Web site at
http://www.lenovo.com/think/support.
To replace the mouse:
1. Remove any media (diskettes, CDs, or tapes) from the drives, shut down your
operating system, and turn off all attached devices and the computer.
2. Unplug all power cords from electrical outlets.
26 Hardware Replacement Guide