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12-3-4 Event Codes for Errors and Troubleshooting Procedures
This section describes the errors (events) that can occur and how to troubleshoot them.
Error Table
The errors (i.e., events) that can occur in the PROFINET Coupler Unit are given on the following pages.
The following abbreviations are used in the Level column.
Abbreviation
Maj
Prt
Min
Obs
Info
Event
Event code
name
00210000
Bus Con-
hex
troller Error
00220000
Non-vola-
hex
tile Memory
Hardware
Error
10420000
Non-vola-
hex
tile Memory
Control
Parameter
Error
10430000
Memory
hex
Corruption
Detected
24A00000
Unit Config-
hex
uration
Error, Too
Many Units
35000000
Unit Config-
hex
uration
Information
Error
NX-series PROFINET Coupler Unit User's Manual (W623)
Meaning
Major fault level
Partial fault level
Minor fault level
Observation level
Information level
Meaning
Assumed cause
An internal bus
• A Unit failed or an IO com-
error occurred.
munications error occurred
between the Communica-
tion Coupler Unit and the
NX Unit.
An error occurred
• Non-volatile memory failure
in non-volatile
memory.
An error occurred
• The power supply to the
in the control
Communications Coupler
parameters.
Unit was turned OFF or
Sysmac Studio communica-
tions were disconnected
while writing the Unit opera-
tion settings was in prog-
ress.
Memory corrup-
• Memory corruption was
tion was
detected.
detected.
The number of
• More than the maximum
connected NX
number of NX Units is con-
Units exceeds
nected to the Communica-
the maximum
tion Coupler Unit.
value for the
Communications
Coupler Unit.
An error occurred
• The power supply to the
in the Unit config-
Communications Coupler
uration informa-
Unit was turned OFF or
tion in the
Sysmac Studio communica-
Communication
tions were disconnected
Coupler Unit.
while downloading the Unit
configuration information.
12 Troubleshooting
Level
Maj Prt Min Obs Info
12
Reference
P. 12-15
P. 12-16
P. 12-16
P. 12-18
P. 12-19
P. 12-20
12 - 11
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Table of Contents
Troubleshooting
