JUMO 705001 mTRON T - Central Processing Unit Operating Manual - Manual (Page 42)

5 Operation
42
Operation --- System in "Stop"
(SAFEOP) state – no error LED
Operation --- Error in a mandatory mod-
ule LED/setup
program,
Web
browser, or
multifunc-
tion panel
Check that all manda-
tory modules are pres-
ent and correctly
connected; check func-
tion of modules, replace
affected module if nec-
essary.
Operation --- Error in an optional module LED/setup
program,
Web
browser, or
multifunc-
tion panel
Check that all optional
modules are present
and correctly con-
nected; check function
of modules, replace
affected module if nec-
essary.
Operation --- Module error (central pro-
cessing unit performs bus
scan) LED None (modules that are
still located on the sys-
tem bus are started
automatically).
Category "Status"
LED
"BusError"
LED
Meaning Diagnos-
tics with Recommended action