Siemens SIMATIC S5 Manual page 313

S5-115F Manual
Error Con-
Error Message Text
Identi- sec.
fier No.
Progr.
99 01
Synchronization error or
wrong subunit ID for test
mode
99 02
Synchronization error or
wrong subunit ID for test
mode
99 03
Synchronization error or
wrong subunit ID for test
mode
99 04
Synchronization error or
wrong subunit ID for test
mode
EWA 4NEB 811 6149-02
Possible Cause
Error group No. 01
Page 0 has been unassignable for too
long since timer 1 is out.
- Different startup of subunits
(difference > 30 s)
- CPU, PL, PS HW error
- Subunit ID identical in both CPUs
Error group No. 01
Page 0 has been unassignable for too
long since timer 2 is out.
See consec. No. 01
Error group No. 01
Page 1 has been unassignable for too
long since timer 1 is out.
See consec. No. 01
Error group No. 01
Page 1 has been unassignable for too
long since timer 2 is out.
See consec. No. 01
PLC Error Messages
Remedy
Re-enter subunit ID.
If error still not removed after en-
tering subunit ID:
- Replace modules
Warm restart:
1. POWER OFF/ON
2. Stop/Run
See consec. No. 01
See consec. No. 01
See consec. No. 01
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