IBM 3745 Problem Determination Manual page 54

o
o
o
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• If the problem persists,
CO
and give reference code.
ALARM A1: POWER SUBSYSTEM:
Lie
UNIT
xx
POWER SUPPLY DOWN
Cause:
Action:
Power supply
Power control cable
Power unit
hhmmss ref code
• Restore power supplies using the Power Services function (POS).
Refer to the 3745 Advanced Operations Guide.
• If the problem persists,
CO
and give reference code.
ALARM A2: POWER SUPPLY-TO-POWER CONTROL ERROR
Cause:
Action:
Power supply
Power control cable
Power unit
CO
and give reference code.
ALARM A3:POWER SUBSYSTEM: TEMPORARY AC FAILURE
hhmmss ref code
hhmmss ref code.
Note: The corresponding alert is not displayed on the NetView· console if the control program is not
loaded.
Cause~
Action:
Disturbance in ac power supply
Power control
Power cord
A circuit breaker has been set OFF then ON
• Do not take into account this alarm if it occurred after you set OFF and ON a circuit
breaker.
• Failure in ac input. Check the main ac power source.
• If the problem occurs:
CO
and give
r~ference
code.
Chapter 1. Alarms and Alerts
1-37