JUMO mTRON T Operating Manual page 44

5 Operation
Category "Status"
LED
Operation
Operation
Operation
Operation
44
"BusError"
LED
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Meaning
System in "Stop"
(SAFEOP) state – no error
Error in a mandatory mod-
ule
Error in an optional module LED/setup
Module error (central pro-
cessing unit performs bus
scan)
Diagnos- Recommended action
tics with
LED
LED/setup Check that all manda-
program, tory modules are pres-
Web ent and correctly
browser, or connected; check func-
multifunc- tion of modules, replace
tion panel affected module if nec-
essary.
Check that all optional
program, modules are present
Web and correctly con-
browser, or nected; check function
multifunc- of modules, replace
tion panel affected module if nec-
essary.
LED None (modules that are
still located on the sys-
tem bus are started
automatically).