Siemens SIMATIC S5 Manual page 273

S5-115F Manual
Error Con-
Error Message Text
Identi- sec.
fier No.
Progr.
26 01
Error during RAM comparison
of A and B:
CPU error
Additional info. 1:
RAM address
Additional info. 2:
RAM byte in A
Additional info. 3:
RAM byte in B
26 02
Error during RAM test:
CPU error
Additional info. 1:
Initial address test area
26 03
Error during RAM test:
CPU error
Additional info. 1:
RAM address inverse location
Additional info. 2:
Contents of original location
Additional info. 3:
Contents of inverse location
26 04
Error during comparison
µP 8032 RAM and EPROM:
CPU error
EWA 4NEB 811 6149-02
Possible Cause
Error group No. 15
- Memory location defective
- One-sided overwrite of memory
location by the 115F operating
system
RAM address with different contents
in A and B,
hex display
Contents of the above-named RAM
location in A,
hex display
Contents of the above-named RAM
location in B,
hex display
Error group No. 13
- Wrong initial address of the
current RAM test signal
Error group No. 07
Falsification of inverse double data
(non-inverse together)
- CPU error
- Overwriting of the original or
inverse data item by the 115F
operating system
Error group No. 13
- SINEC L1 structure identifier
FIR bus contradicts configured
SINEC L1 structure
PLC Error Messages
Remedy
- Replace CPU
- Service
Warm restart:
1. OVERALL RESET
- Replace CPU
- Service
Warm restart:
1. POWER OFF/ON
2. Stop/Run
- Replace CPU
- Service
Warm restart:
1. POWER OFF/ON
2. Stop/Run
-
Replace module
Warm restart:
1. POWER OFF/ON
2. Stop/Run
B-13