IBM C79EGMST manual Input Problems, Troubleshooting Charts

Make sure that the pointing device is enabled in the ThinkPad Config program.

Make sure that the mouse or pointing-device cable is securely conne the computer.

Try using the TrackPoint. If the TrackPoint works, the error might be the mouse.

If your mouse is incompatible with the IBM PS/2 mouse, disable the TrackPoint using the ThinkPad Configuration program.

When the computer is turned on.

When the computer resumes normal operation.

When the TrackPoint is pressed for a long time. When the temperature changes.

Title: C79EGMST CreationDate: 02/10/98 09:24:42

Troubleshooting Charts

Input Problems

Problem

Action

The cursor does not

moveMake sure

you followed the instructions in the

online

book correctly wh

after

the computer

installed Windows

with

the

Advanced

Power

Management

(APM)

option.

awakens from one of

the

power

management

modes.

All or some keys on the If the problem

occurred immediately

after

the

computer returned

keyboard do not work.

suspend

mode, enter the power-on password if it is set.

If

an

external keyboard is connected, the

numeric

keypad on your

will

not

work. This is not a defect.

If

an

external numeric keypad or a

mouse

is

connected:

1. Turn

off

the

computer.

2. Remove

the

external

numeric keypad

or the

mouse.

3. Turn

on

the

computer

and try

using

the

keyboard

again.

If the keyboard problem is solved, check

the connection of the e

numeric

keypad,

external

keyboard, or

mouse.

If you still have a problem, have the computer serviced.

The cursor drifts whenThethecursor might drift when you are not using the TrackPoint during nor computer is turned on operationor. This is a normal characteristic of the TrackPoint and is not after it resumes normalCursor drifting might occur for several seconds under the following cond operation.

The mouse or pointing device does not work.

		Note:	See	the manual supplied			with the mouse for more information.
The mouse	buttons	don'tReinstall	the	Standard	PS/2	Port	Mouse	driver;	then	reinstall	the PS/2
work.		TrackPoint	driver. See		the	online	book	for how	to	install the	driver.

Chapter 4. Solving Computer Problems123