3-2 Maintenance and Troubleshooting
Table 3-1 Problems and Solutions
Problem
Symptom
Solution
Power supply
malfunction
Any one or more of the
following conditions could
occur:
1. Perform steps 1 through 4 listed in this
table under No Power.
Front panel lamps out,
diskette and/or hard drives do
not spin, monitor blank,
interface ports not working,
and keyboard lamp out and/or
cannot input from keyboard.
2. Check power supply voltages. Voltages
should be measured with a load on them
(system board plugged in). See Section 1
of this addendum for power supply
specifications.
3. Replace power supply.
Operating system
does not boot
Intermittent beeping at
power-on. Computer beeps
more than once and is unable
to complete boot-up.
1. Check system configuration and switch
settings (refer to the service manual).
2. Verify that drives are enabled.
3. Reseat SIMMs and option boards in
their connectors. Inspect system board for
dropped objects.
4. Remove option boards and reboot.
5. Replace system board.
“Invalid Configuration”
message displayed.
1. Press
F1 to run Setup and correct the
parameters.
2. Replace the CMOS battery if the date
and time must be set each time the
computer is powered on.
Computer halts during
loading sequence.
1. Power the computer off. Check for
proper jumper settings, then power-on the
computer.
2. Check condition of selected bootload
device (diskette or hard disk) for bad boot
track or incorrect OS files.
3. Try booting OS from diskette or recopy
OS files onto hard disk.
4. Verify correct hard disk is selected.
Summary of Contents for POWERMATE PRO2180 - SERVICE 1997
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