Siemens ET 200S Manual page 146

Commissioning and Diagnostics
6.4 Diagnostic Messages of the Electronic Modules
Actions After a Diagnostic Message in DPV0 Operation
The error is entered in the diagnostic frame in the channel-specific diagnosis:
S The SF LED on the interface module comes on.
S Several simultaneous diagnostic messages are possible.
Actions After a Diagnostic Message in DPV1 Operation
Each diagnostic message leads to the following actions:
S Diagnoses can be reported as diagnostic interrupts in DPV1 operation.
S After a diagnostic message this is:
– Entered in the diagnostic frame as a diagnostic interrupt block
(always only one interrupt)
– Stored in the diagnostic buffer of the CPU
S The SF LED on the interface module comes on.
S OB82 is called. If OB82 is not available, the CPU goes into STOP mode.
S The diagnostic interrupt is acknowledged (after which a new interrupt is
possible).
Causes of Errors and Action to Be Taken
The causes of the errors and the action to be taken when specific diagnostic
messages appear are described in Section 6.6.8.
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Distributed I/O System ET 200S
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