Omron Sysmac NJ-series

15 Troubleshooting
15-34
NJ/NX-series CPU Unit Built-in EtherNet/IP Port User’s Manual (W506)
* This event code occurs for unit version 1.10 or later of the CPU Unit.
Event name DNS Setting Error Event code 342A0000 hex*
Meaning An error was detected in the DNS settings or Hosts settings.
Source EtherNet/IP Function Module Source details Communications
port
Detection
timing
At power ON or
Controller reset
Error attributes Level Minor fault Recovery Automatic recov-
ery (after down-
loading the
settings), cycle
the power sup-
ply, or reset Con-
troller.
Log category System
Effects User program Continues. Operation EtherNet/IP communications will not operate.
Indicators EtherNet/IP NET RUN EtherNet/IP NET ERR EtherNet/IP LINK/ACT
OFF Flashes at 1-s intervals. ---
System-defined
variables
Variable Data type Name
_EIP_DNSCfgErr BOOL DNS Setting Error
Cause and
correction
Assumed cause Correction Prevention
Parameter error Identify the error from the attached
information, correct the setting, and
then download the settings again.
None
Power was interrupted when a down-
load was in progress for the built-in
EtherNet/IP port settings.
Perform the Clear All Memory opera-
tion or download the settings again.
Do not turn OFF the power supply to
the Controller while a download is in
progress for the built-in EtherNet/IP
port settings.
A memory error occurred. If operation is not recovered by the
above, replace the CPU Unit.
None
Attached
information
Attached information 1: Type of errors (01 hex: Non-volatile memory access error, 02 hex: Inconsistency in settings)
Attached information 2: Error details (00 hex: Non-volatile memory access error)
When the settings are inconsistent
(14 hex: Preferred DNS setting error, 15 hex: Alternate DNS setting error, 16 hex: Illegal domain name)
Precautions/
Remarks
The cause of error can be identified with the attached information.