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Touchpad/pointing device solutions, Touchpad, Presario 1800 series – Compaq XL183 User Manual

Page 68

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32 T

ROUBLESHOOTING

P

RESARIO

N

OTEBOOK

M

AINTENANCE

AND

S

ERVICE

G

UIDE

1800 S

ERIES

Presario 1800 Series

Models: XL180, XL181, XL182, XL183, XL184, XL185,

and XL190, XL191, XL192

TouchPad/Pointing Device Solutions

The following table lists some causes and solutions for TouchPad/pointing device problems.

TouchPad/Pointing Device

Problem

Probable Cause

Solution(s)

TouchPad or mouse

does not work.

Incorrect or no device driver

is installed.

Install the device driver and add

to the AUTOEXEC.BAT file or

CONFIG.SYS file.

The device driver is not

installed in Windows.

Install the TouchPad/mouse driver

in Windows.

External mouse does

not work.

Mouse is not securely

connected or is connected to

an incorrect external

connector.

Ensure that the mouse is securely

connected to the appropriate

external connector.

TouchPad or mouse

does not work even

though the device is

enabled in Windows.

Mouse is not enabled.

Enter mouse at the system

prompt to activate the mouse

device driver.
Add a line in the AUTOEXEC.BAT

file to automatically activate the

mouse driver each time the

computer is turned on or

restarted.

Cable is not properly seated

on TouchPad board.

Reseat cable.

Defective TouchPad board.

Replace the TouchPad board

.

Defective system board.

Replace system board

.

Device driver is not correctly

installed in Windows.

Install the appropriate device

driver in Windows.

Cursor skips or moves

abnormally when using

the TouchPad.

The TouchPad needs to be

cleaned.

Clean the TouchPad with a cloth

dampened with alcohol or an

ammonia-based glass cleaner.

Wipe up liquid with a dry cloth.

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