CJ1W-PNT21 Omron, CJ1W-PNT21 Datasheet - Page 98
CJ1W-PNT21
Manufacturer Part Number
CJ1W-PNT21
Description
CJ Profinet Master
Manufacturer
Omron
Datasheet
1.CJ1W-PNT21.pdf
(131 pages)
Specifications of CJ1W-PNT21
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
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Troubleshooting the Network
Unit Status
The LED indicators shown in the (example) figure above are all related to bit
flags in the Unit Status Word, the IO Controller Status Word 1 and Word 2, and
the IO Device Status Word.
The table below lists combinations of LED indicators with information on
possible problems. They are derived from the Unit Status word. If one of the
errors occur then there is a problem with the IO Controller itself. Probably the
Unit needs to be replaced.
/i
Unit Error
Controller Error
Error Log contains errors
Configuration Transfer in progress
LED Indicators
Figure 6.2: IO Controller status view
error. That is if one of the other error flags
in the Unit Status is ON.
the IO Controller Status 2 error flags is
ON.
Log then this flag is ON. After reading or
clearing the Error Log this flag is OFF.
Reading or Clearing the Error Log can be
done or by the Diagnosis Error History of
the IO Controller DTM or by using the
appropriate FINS commands.
During download of a new configuration
from the IO Controller DTM to the IO
controller this flag is ON
The Unit Error flag is ON if the unit has an
The Controller Error Flag is On if one of
When a new error is logged in the Error
Description/Correction
Section 6-3
85
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