Siemens SIMATIC S5 Manual page 305

S5-115F Manual
Error Con-
Error Message Text
Identi- sec.
fier No.
Progr.
53 04
Synchronization of A and B
not possible:
CPU HW or PL error
Additional info. 1:
Logical operating system
program counter A
Additional info. 2:
Logical operating system
program counter B
53 05
Synchronization of A and B
not possible:
CPU HW or PL error
Additional info. 1:
Job No. of A
Additional info. 2:
Job No. of B
Additional info. 3:
Location parameter of A
Additional info. 4:
Location parameter of B
EWA 4NEB 811 6149-02
Possible Cause
Error group No. 23
115F operating system LPLZ in A is
different to B:
- CPU HW error
- PL error
Error group No. 23
Job No. or location parameter A is
different to B:
- CPU HW error
- PL error
PLC Error Messages
Remedy
On first occurrence of the error:
OVERALL RESET
If error has not been removed
after several OVERALL RESETs:
- Replace CPU
- Replace PL
- Service
Warm restart:
1. POWER OFF/ON
2. Stop/Run
On first occurrence of the error:
OVERALL RESET
If error has not been removed
after several OVERALL RESETs:
- Replace CPU
- Replace PL
- Service
Warm restart:
1. POWER OFF/ON
2. Stop/Run
B-45