Siemens SIMATIC S5 Manual page 277

S5-115F Manual
Error
Con- Error Message Text
Identi-
sec.
fier
No.
Progr.
28 06 Error during DQ test in A;
restart: I/O type 9, 10; Cycle:
type 10
Additional info:
Compare consec. No. 05
28 07 Error during DQ test in B;
restart: I/O type 9, 10; Cycle:
type 10
Additional info:
Compare consec. No. 05
28 08
QVZ during self-test of I/O
type 3 DI modules
I/O module error
Additional info. 1:
DI word No.
EWA 4NEB 811 6149-02
Possible Cause
see consec. No. 05
see consec. No. 05
Error group No. 19
- DI module defective
- DI module not available
- IM306 defective
- Module wrongly addressed with
IM 306
Word No. of erroneous DI modules,
decimal display
PLC Error Messages
Remedy
see consec. No. 05
see consec. No. 05
- Replace module
- Plug in module
(configure if necessary)
- Replace IM306
- Correct addressing in IM306
Warm restart:
1. Stop/Run
B-17