Power Problems - Compaq AlphaServer ES45 1B Owner's Manual

Table 7–5 Power Problems
Symptom
System does not
power on.
Power supply shuts
down after a few
seconds
7-20 ES45 Owner's Guide
Action
Check that AC power is available and all power cords
are plugged in.
Check the Power setting on the control panel. Toggle
the Power button to off, then back on to clear a remote
power disable.
Check error messages on the control panel.
Check that the ambient room temperature is within
environmental specifications (10–35°C, 50–95°F).
Internal power supply cables might not be plugged in at
the system board. Contact your service provider.
The system may be powered off by one of the following:
—A remote management console command
—System software
—Fan failure
—Over-temperature condition
—Power supply failure
—Faulty CPU
Invoke RMC and use the env command for an
indication of a hardware problem. See Chapter 6 for
information on RMC.
Check that the power supplies are installed and seated
correctly.