Replacing The Ps/2 Keyboard Or Mouse; Obtaining Device Drivers - Lenovo ThinkCentre M72z User Manual

• The green LED indicates that the mouse is ready for use.
• The flashing amber LED indicates a low battery power level.
• Push the power switch to the off position when you are not using the mouse. This extends the battery life.
• Disconnect the USB dongle from your computer and store it in the wireless mouse compartment or in
the wireless keyboard compartment.

Replacing the PS/2 keyboard or mouse

Attention:
Do not open your computer or attempt any repair before reading and understanding the "Important safety information"
on page v.
This section provides instructions on how to replace the PS/2 keyboard or mouse.
To replace the PS/2 keyboard or mouse, do the following:
1. Remove any media from the drives. Then, turn off all attached devices and the computer.
2. Disconnect all power cords from electrical outlets.
3. Disconnect the old keyboard cable or mouse cable from the computer.
4. Connect a new keyboard or mouse to one of the PS/2 connectors on the computer. See "Locating
connectors, controls, and indicators on the front of your computer" on page 8 or "Locating connectors
on the rear of your computer" on page 9.
Figure 16. Connecting the PS/2 keyboard or mouse
5. Reconnect the external cables and power cords to the computer.

Obtaining device drivers

You can obtain device drivers for operating systems that are not preinstalled at
http://www.lenovo.com/support. Installation instructions are provided in readme files with the device-driver
files.
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ThinkCentre User Guide