Deskpro Personal Computers Service Reference Guide

Deskpro Service Reference Guide
F-1
appendix
F
T
ROUBLESHOOTING
W
ITHOUT
D
IAGNOSTICS
Preliminary Checklist
This section describes some simple, preliminary tests and guidelines for troubleshooting the
computer without using the diagnostics.
If you encounter some minor problem with the computer or a software application, go through the
following checklist for possible solutions before running any of the diagnostic utilities:
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Are the computer and monitor connected to a working electrical outlet?
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Is the computer turned on?
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Is the green power light illuminated?
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Is the monitor turned on?
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Is the green monitor light illuminated?
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Turn up the monitor brightness and contrast controls if the monitor is dim.
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Press and hold any key. If the system beeps, then the keyboard should be operating
correctly.
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Check all cables for loose or incorrect connections.
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Reconfigure the computer after installing a non Plug and Play expansion board or other
option, such as a diskette drive.
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Are all of the necessary device drivers installed?
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Have all printer drivers been installed for each application?
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Remove all diskettes from the diskette drives before you turn on the system.
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Are all switches set correctly?
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Is the NIC Remote Wakeup cable (featured on some models) connected between the NIC
and the riser/system board?