Power Problems; Table 7-4 Troubleshooting Power Problems - HP AlphaServer TS15 Owner's Manual

7.3

Power Problems

Table 7–4 Troubleshooting Power Problems
If the power indicator is:
Off
On for a few seconds and
then goes Off
On, but the monitor screen is
black for approximately 40
seconds and then turns blue.
Check:
•
Front-panel power switch
•
Power at the power distribution unit (PDU)
•
DC cords
•
Power cable connectors
•
Circuit breaker on power supply (see item
preceding Figure 7–2.
Unplug the power cord for 15 seconds, then reconnect.
•
Enter the RMC and use the poe command to check
for poweron errors; use the log or log # command to
check the event log for symptoms of failure.
•
Make sure that each jumper is in its default state.
•
Monitor power indicator is On.
•
Video cable is properly connected.
•
SRM console environment variable setting may not
be set to graphics.
NOTE: A black raster is displayed if the console
environment variable is set to serial mode rather than
graphics mode.
in
Troubleshooting 7-5