IBM 3745 Problem Determination Manual page 201

Hex. Codes on Control Panel
Code
F 1 0
to
F 1 4
F 1 5
F 1 6
to
F27
F28
Explanation and Action
Re-IPL the 3745. If the problem persists:
r:a
and give the reference code of the related
alarms 24, 25 or 02.
If this code applies to:
• The active CCU (an IPL message is displayed in the MSA), re-IPL the 3745.
If the problem persists,
r:a
• The standby CCU (TEST CHECK
Fxx
is displayed in the MSA), the active CCU is
initialized. Do not re·IPL the 3745. If a problem occurs on the active CCU, the fallback to
the standby CCU will not be possible:
r:a
r:a
and give the reference code of the related alarm 25 or 02.
Re-IPL the
3745.
If the problem persists:
r:a
and give the reference code of the related
alarm 25 or 02.
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If this code applies to:
• The active CCU (an IPL message is displayed in the MSA), re-IPL the
3745.
If the problem persists,
r:a
• The standby CCU (TEST CHECK
Fxx
is displayed in the MSA), the active CCU is
initialized. Do not re-IPL the 3745. If a problem occurs on the active CCU, the fallback to
the standby CCU will not be possible:
Re-IPL the 3745. If the problem persists:
r:a
and give the reference code of the related
al arm 25 or 02.
In IPL diskette mode, the failed diskette mounted in the disk drive. Refer to the 3745 Basic
Operations Guide.
3-8
IBM 3745 Communication Controller: Problem-Determination Guide
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