Caring for your ThinkPad computer
5.Wipe the display again; do not let any liquid drip into the computer.
6.Be sure to dry the display before closing it.
Care for the fingerprint reader
The following actions could damage the fingerprint reader or cause it not to work properly:
vScratching the surface of the reader with a hard, pointed object.
vScraping the surface of the reader with your nail or anything hard.
vUsing or touching the reader with a dirty finger.
If you notice any of the following conditions, gently clean the surface of the reader with a dry, soft,
vThe surface of the reader is dirty or stained.
vThe surface of the reader is wet.
vThe reader often fails to enroll or authenticate your fingerprint.
10ThinkPad®X41 Tablet Service and Troubleshooting Guide