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FX0N-32NT-DP Profibus-DP Interface Unit
3) RUN, BF and DIA LED check
: ON
Table 7.3: RUN, BF and DIA LED Check
RUN LED
a) Check BFM #24. If BFM #24 does not show a stable baud rate (i.e. always changing)
then check DP-network cables. Check BFM #29. If BFM #29 is not "0" refer to section
4.11 for details.
b) Check BFM #28. (User error flags)
c) Check b0 ~ b7 of #29. If b0 ~ b7 of BFM #29 is not "0", refer to section 4.11 for details.
7.3
Check BFM #29 error status of the 32NT-DP
If BFM #29 is not "0", refer to section 4.11 for details.
: OFF
BF LED
DIA LED
Normal operation
No communication/baud search mode
External diagnostic error
Static diagnostic error
Status
Diagnostics 7
Action
Point a)
Point b)
Point c)
7-3
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