S7 300 external fault

[omar zedan]

Dear All
I have S7 300 plc and I read diagnostic buffer
"the subsystem for the SDB type 8700 contained in the consistency assurance SBD reject the start job with error 8700"
What does this mean?
Thanks

[Answers to FAQs]

the problem with:

Code: Select all

SDB > 1000       Configuring Hardware (DP configuration, parameters for CPs and FMs, S7-Routing, Connections)

[omar zedan]

Thank you so much