IBM 3745 Problem Determination Manual page 57

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• Re-IML MOSS from the control panel. Press Function repeatedly until 1 is displayed;
then press Validate:
• Transfer the MOSS dump to the host and print it. Refer to the NCP, SSP, and EP
Diagnosis Guide.
• If the problem persists:
ra
and give reference code.
ALARM AC: POWER SUBSYSTEM: INTERNAL ERROR hhmmss ref code
Cause:
Action:
Power control
MOSS microcode
ra
and give reference code.
ALARM AD: COOLING PROBLEM CORRECTED hhmmss ref code
Cause:
Action:
Airflow returned to normal. The cause of alarm A7 or A8 disappeared.
If the problem .occurs
repeatedIX'1E~
and give referen.ce codes of previous alarm A7 or
A8.
ALARM BO: HOST OPERATOR NOTIFIED: FALLBACK TO BE PERFORMED hhmmss ref code
Cause:
Action:
The host operator has been notified that a fallback is to be performed by the operator on a
twin-standby 3745.
No Jocal action required.
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IBM 3745 Communication Controller: Problem Determination Guide
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