6-3
Communications Processor CP 541
EWA 4NEB 812 6188-02
Proceed as follows to evaluate the diagnosis and clear any error:
Step
Action
Explanation
1
Set the mode switch to STOP.
DB2 can only be read out with the switch set
to STOP.
2
Connect the programmer to the CP 541.
You cannot access DB2 via a programmable
controller.
3
Read out DB2.
–
4
Evaluate the errors in DB2 and take the ap-
propriate actions.
Section 6.2 contains a detailed description of
DB2.
5
Reconnect the programmable controller.
–
6
Set the mode switch to RUN.
The CP 541 evaluates DB1 again.
Evaluating the
Diagnosis
Diagnostics and Error Handling