Troubleshooting scenarios and solutions
This section presents an extensive overview of various troubleshooting scenarios and possible solutions
for a Windows-based computer.
NOTE:
For Linux troubleshooting information, refer to the
HP Workstations for Linux User Manual
at
http://www.hp.com/support/linux_user_manual
.
Solving minor problems
Table 4-1
Minor problems
Problem
Cause
Possible Solution
Workstation appears frozen
and does not shut down
when the power button is
pressed.
Software control of the
power switch is not
functional.
1.
Press and hold the power button for at least four
seconds until the computer shuts down.
2.
Disconnect the electrical plug from the outlet.
Workstation seems to be
frozen.
Program in use has stopped
responding to commands.
1.
If possible, use the Windows Task Manager to isolate
and terminate the offending process.
2.
Attempt the normal Windows shutdown procedure.
3.
Restart the computer using the power button.
Workstation date and time
display is incorrect.
Real-time clock (RTC) battery
might need replacement.
1.
Reset the date and time in the Control Panel.
2.
Replace the RTC battery.
Workstation appears to
pause periodically.
Network driver is loaded
and no network connection
is established.
Establish a network connection, or use Computer Setup
(F10) Utility or the Microsoft® Windows® Device Manager
to disable the network controller.
Cursor does not move using
the arrow keys on the
keypad.
The
Num Lock
key
might be on.
Press
Num Lock
. The Num Lock key can be disabled or
enabled in Computer Setup (F10) Utility.
Poor performance is
experienced.
Processor is hot.
1.
Verify that airflow to the computer is not blocked.
2.
Verify that chassis fans are connected and working
properly. Some fans operate only when needed.
3.
Verify that the processor heatsink is installed properly.
Hard drive is full.
Transfer data from the hard drive to create more space on
the hard drive.
Troubleshooting scenarios and solutions
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