IBM 3745 Problem Determination Manual page 203

Hex. Codes on Control Panel
Code
F 3 4 to
F47
F48
F49
Explanation and Action
Re-IPL the 3745. If the problem persists:
CO
and give the reference code of the related
alarm 25 or 02.
Re-IPL the 3745. If the problem persists:
CO
and give the reference code of the related
alarm 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,
CO
• 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:
CO
and give the reference code of the related
alarm 25 or 02.
3-10
IBM 3745 Communication Controller: Problem Determination Guide
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