Presario 1800/1800T Series
Models: XL280, XL380, XL381,
and XL390
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 | Incorrect or no device driver |
does not work. | is installed. |
|
|
| The device driver is not |
| installed in Windows. |
|
|
External mouse does | Mouse is not securely |
not work. | connected or is connected to |
| an incorrect external |
| connector. |
|
|
TouchPad or mouse | Mouse is not enabled. |
does not work even |
|
though the device is |
|
enabled in Windows. |
|
|
|
| Cable is not properly seated |
| on TouchPad board. |
|
|
| Defective TouchPad board. |
|
|
| Defective system board. |
|
|
| Device driver is not correctly |
| installed in Windows. |
|
|
Cursor skips or moves | The TouchPad needs to be |
abnormally when using | cleaned. |
the TouchPad. |
|
Install the device driver and add to the AUTOEXEC.BAT file or CONFIG.SYS file.
Install the TouchPad/mouse driver in Windows.
Ensure that the mouse is securely connected to the appropriate external connector.
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.
Reseat cable.
Replace the TouchPad board.
Replace system board.
Install the appropriate device driver in Windows.
Clean the TouchPad with a cloth dampened with alcohol or an
32 TROUBLESHOOTING | PRESARIO NOTEBOOK MAINTENANCE AND SERVICE GUIDE 1800 SERIES |