15 Error Diagnosis and Elimination
15.1 S5-95F Responses to Errors . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15- 1
15.1.1 Hard STOP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15- 1
15.1.2 Soft STOP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15- 1
15.1.3 Passivation of a Signal Group . . . . . . . . . . . . . . . . . . . . . . . . . . . 15- 1
15.1.4 Reaction in the User Program . . . . . . . . . . . . . . . . . . . . . . . . . . . 15- 1
15.1.5 Error Indication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15- 2
15.1.6 System Event DB and OB37 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15- 2
15.2 Error Indicator on the S5-95F Basic Unit . . . . . . . . . . . . . . . . . . . 15- 2
15.3 System Event Data Block DB254 . . . . . . . . . . . . . . . . . . . . . . . . 15- 3
15.3.1 System Identification and ID Number Entries . . . . . . . . . . . . . . . . 15- 3
15.3.2 Standard FB and Signature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15- 4
15.3.3 Information on System Responses . . . . . . . . . . . . . . . . . . . . . . . 15- 4
15.3.4 Image of the Passivated Signal Groups . . . . . . . . . . . . . . . . . . . . 15- 5
15.3.5 Image of the Error Groups . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15- 5
15.3.6 Static Image of I/O Errors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15- 6
15.3.7 Image of SINEC L1 Errors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15- 7
15.3.8 Error Stack Entries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15- 8
15.3.9 Evaluating the Error Block . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15- 10
15.4 Acknowledging Errors and Deleting Entries in the System Event DB 15- 19
15.5 Printer Output of Error Messages Via a CP 521 . . . . . . . . . . . . . . 15- 20
15.6 Forwarding Error Messages to the SINEC L1 Master . . . . . . . . . . . 15- 20
15.7 Evaluating Cycle Time Statistics . . . . . . . . . . . . . . . . . . . . . . . . . 15- 21
15.8 Diagnostic Byte for Battery and Load Voltage . . . . . . . . . . . . . . . . 15- 22
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EWA 4NEB 812 6210-02
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