Omron PROFINET NX-PNC202, User Manual

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12 - 15
12 Troubleshooting
NX-series PROFINET Coupler Unit User’s Manual (W623)
12-3 Checking for Errors and T
roubleshooting with Sysm
ac Studio
12
12-3-4 Event Codes for Errors and
Troubleshooting Procedures

Error Descriptions
Event name Bus Controller Error Event code 00210000 hex
Meaning An internal bus error occurred.
Source Build-in Ethernet port Source details Communica-
tions Coupler
Unit
Detection
timing
When power is
turned ON to
the Communi-
cations Cou-
pler Unit or
during NX bus
communica-
tions
Error
attributes
Level Minor fault Recovery Cycle the power
supply to the
Communica-
tions Coupler
Unit
Log category System
Effects User program Continues. Operation IO refreshing for the NX Units in the IO Device Ter-
minal stops.
Sys-
tem-defined
variables
Variable Data type Name
None --- ---
Cause and
correction
Assumed cause Correction Prevention
A Unit failed or an IO communica-
tions error occurred between the
Communication Coupler Unit and
the NX Unit.
Mount the NX Units and End
Cover securely and secure them
with End Plates.
Cycle the power supply to the
Communication Coupler Unit.
If the error occurs again even after
you make the above correction,
replace the Communication Cou-
pler Unit.
None
Attached
information
None
Precautions/
Remarks
None