Question about IBM ThinkPad T40 2373 Notebook
The manual is available at www.lenovo.com
The picture is kind of bad, but it looks to be an oval button with a dot or circle on it, located near the top of the keyboard, right of center.
Posted on Oct 11, 2007
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Make sure that there are no objects placed on the keyboard, or
if you have one, the external keyboard. Turn off the computer,
and turn off all attached devices. Turn on the computer first;
then turn on the attached devices.
If an external keyboard is connected, do the following:
v Turn off the computer and disconnect the external keyboard;
then turn on the computer. Make sure that the built-in
keyboard operates correctly. If it does, have the external
Make sure that the external keyboard is connected to the
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