Keyboard And Mouse Problems; Flexible Disk Drive Problems - HP netserver e 800 Service Manual

Chapter 5

Keyboard and Mouse Problems

Symptoms:
•
The keyboard does not work
•
A character is not displayed when a key is pressed
1. Review the Troubleshooting Checklist before you continue.
2. Ensure the keyboard is not locked.
3. Ensure the keyboard cable connections at the rear of the NetServer and at the back of the
keyboard are securely and correctly attached.
4. If a keyboard/monitor switchbox is used with this NetServer, plug the keyboard directly into the
keyboard port of the NetServer. Verify the problem.
5. If the problem persists, turn off the NetServer and back on by using the power button.
6. Try replacing the keyboard with a known good keyboard.
7. If the problem persists, check the keyboard cable for continuity, or try a known good cable.
8. If the problem persists, replace the system board.
9. Once a suspect part has been found, verify that it is the problem by reinstalling the part and
duplicating the error.
Symptom:
• The mouse does not work or is intermittent
The HP NetServer automatically detects a mouse when one is installed. If the mouse or other input device is
not working, perform the following:
1. Review the Troubleshooting Checklist before you continue.
2. Check that the mouse cable is properly and securely connected to the server.
3. If a keyboard/monitor switchbox is used with this NetServer, plug the mouse directly into the
keyboard port of the NetServer. Verify the problem.
4. Ensure mouse's port does not have a resource conflict. Use the Setup Utility (press [F2].
5. Ensure correct mouse driver has been installed onto the boot drive. Refer to the mouse
installation manual or the operating system manual.
6. Replace the mouse with a known-good unit.
7. If the problem persists, replace the system board.
8. Once a suspect part has been found, verify that it is the problem by reinstalling the part and
duplicating the error.

Flexible Disk Drive Problems

Symptoms:
• There are lost clusters
Troubleshooting
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