HP Vectra VEi8 HP Vectra VEi7, Troubleshooting and Upgrade Guide - Page 18

If There Is a Keyboard or Mouse Test Error, If the problem persists

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1 Troubleshooting Your PC If There Is a Keyboard or Mouse Test Error If There Is a Keyboard or Mouse Test Error Problem POST displays a keyboard or mouse test error. . Check that... The keyboard and mouse cables are correctly connected. The keyboard is clean and no keys are stuck down. The mouse is clean. How 1 Switch off the PC. 2 Plug the cables into the correct connectors on the back of the PC. • Check all keys are at the same height, and none are stuck (keyboard). • Clean the mouse ball as shown below. If the PC boots but you still have a problem... Run DiagTools. Refer to page 10. You may need to update your PC's Basic Input Output System (BIOS). Create a bootable floppy to update your PC's BIOS. Refer to page 32. The keyboard/mouse are working 1 Switch off the PC. 2 Replace the keyboard/mouse by known working units. 3 Switch on the PC, and check it works. If the keyboard/mouse still does not work The system board is working. 1 Disconnect the power cord. 2 Remove the PC's cover. 3 Replace the system board by a known working board from the same model of PC (refer to your PC's User's Guide). 4 Close the PC, reconnect the power cord and check that the PC boots (starts). 5 If the keyboard/mouse works, contact HP Support or your authorized dealer for further troubleshooting information. If the problem persists, contact HP Support or your authorized dealer 18

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1
Troubleshooting Your PC
If There Is a Keyboard or Mouse Test Error
18
If There Is a Keyboard or Mouse Test Error
Problem
Check that...
How
POST displays a keyboard
or mouse test error.
The keyboard and mouse cables are
correctly connected.
1
Switch off the PC.
2
Plug the cables into the correct connectors on the back of the PC.
The keyboard is clean and no keys are
stuck down.
The mouse is clean.
•
Check all keys are at the same height, and none are stuck
(keyboard).
•
Clean the mouse ball as shown below.
.
If the PC boots but you still have a problem...
Run DiagTools. Refer to page 10.
You may need to update your PC’s Basic Input Output System (BIOS).
Create a bootable floppy to update your PC’s BIOS. Refer to page 32.
The keyboard/mouse are working
1
Switch off the PC.
2
Replace the keyboard/mouse by known working units.
3
Switch on the PC, and check it works.
If the keyboard/mouse still does not work
The system board is working.
1
Disconnect the power cord.
2
Remove the PC’s cover.
3
Replace the system board by a known working board from the
same model of PC (refer to your PC’s
User’s Guide
).
4
Close the PC, reconnect the power cord and check that the PC
boots (starts).
5
If the keyboard/mouse works, contact HP Support or your
authorized dealer for further troubleshooting information.
If the problem persists, contact HP Support or your authorized dealer