IBM 3745 Problem Determination Manual page 202

o
o
o
o
o
Code
F 2 9
to
F2E
F2F
F 3 0 to
F33
Hex. Codes on Control Panel
Explanation and Action
Re-IPL the 3745. If the problem persists:
CO
and give the reference code of the related
alarm 25 or D2.
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:
CO
On channel attached controller, this error code may be due to:
• A channel adapter problem.
Check the alarms and take appropriate actions (see Chapter 1).
- If the problem persists
CO
On link attached controller, this error code may be due to:
• A link IPL port not defined properly. Refer to the MOSS LKP function in the 3745
Advanced Operation Guide.
• A cable that may not be attached to the port you defined as link IPL port.
• An IPL performed on a remote controller linked to a local controller by a switched X.21
link, an X.25 (SVC/PVC) link, or a token-ring. In this case, an initial loading of the remote
controller is recommended, the link IPL port being valid only for a SDLC link. Refer to
the procedure described in 372013745 Remote LoadinglAcivation Guide (SA33-0161) or to
the MOSS DII function of the 3745 Advanced Operations Guide.
• If the problem persists
CO
Re-IPL the 3745. If the problem persists:
CO
and give the reference code of the related
alarm 25 or D2.
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:
CO
Chapter 3. Hexadecimal Codes on the Control Panel
3-9