PLC Error Messages S5-115F Manual
Remedy
Error
Identi-
fier
Progr.
Error Message Text Possible Cause
Con-
sec.
No.
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49 01
Operating system EPROM
defective:
CPU HW error
Additional info. 1:
Actual signature value
Additional info. 2:
Setpoint signature
Error group No. 05
Generated signature of the operating
system EPROM is different to
signature read:
- Operating system EPROM
defective
Generated signature, hex display
Read signature, hex display
- Replace CPU
Warm restart:
1. POWER OFF/ON
2. Stop/Run
B-40
EWA 4NEB 811 6149-02
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