Digital Equipment Prioris XL 6000 Series, Service Maintenance Manual

Page: 47 / 174

Server Management
4-4
Server Status
Component Possible Failures Result
Main logic board
voltages: +12, +5,
+3.3, and -12V The voltages are outside of the power
good range. An error message displays and a
warning beep sounds.
The voltage exceeds the upper limit. The server will shutdown after 5
minutes.
The voltage falls below the lower limit. A warning message displays and
a warning beep sounds.
Fans 1 and 2 The fans fail. The server will shutdown after 5
minutes.
CPU failure A CPU failure:
•
Internal
•
Over temperature
An error message displays and a
warning beep sounds.
Usually caused by a fan failure
and the result is that the server
shuts down.
CPUtemperature
sensing
The temperature exceeds 82 °C
(179.6 °F).
The backup fans will activate
without any warning.
If the temperature drops below 80
°C (176 °F), the backup fans will
be turned off.
The temperature exceeds the warning
level (>85 degrees C; >185 °F).
A warning message displays and
a warning beep sounds. If the
temperature exceeds the warning
level for more than five minutes,
the server will shut down.
The temperature exceeds the upper
limit (>90 °C; >194 °F).
The server will shut down.
Power supply failure The temperature exceeds the upper
limit or the voltages are out of range. Power supply shuts down, an error
message displays, and a beep
sounds.