Siemens SIMATIC S5 Manual page 321

S5-115F Manual
Error Con-
Error Message Text
Identi- sec.
fier No.
Progr.
103 05
Error on I/O bus
103 06
Processor HW error
103 07
DQ module error
EWA 4NEB 811 6149-02
Possible Cause
Error group No. 19
Permanent READY signal on I/O bus:
- I/O module defective
- IM306 defective
Error group No. 01
Test 1 signal in CPU active:
Error group No. 19
- DQ module has permanent
READY signal
PLC Error Messages
Remedy
- Replace module
- Replace IM306
Warm restart:
1. Stop/Run
- Replace CPU
- Service
Warm restart:
1. POWER OFF/ON
2. Stop/Run
- Replace module
Warm restart:
1. Stop/Run
B-61