Omron NY532-5400 Troubleshooting Manual page 588

3 Error Descriptions and Corrections
Event name DNS Server Connection Error
Meaning Connection with the DNS server failed.
EtherNet/IP Function Module
Source
Error attri-
Level
butes
Effects User program
NET RUN
Status
---
System- Variable
defined
_EIP_DNSSrvErr
variables
Assumed cause
Parameter error
Cause and
Server is down.
correction
An error occurred in the commu-
nications path.
Attached None
information
Precautions/ None
Remarks
3-512
Source details
Minor fault
Recovery
Continues. Operation
NET ERR
Error
Data type
BOOL
Correction
If there is a mistake with the
specifications of the connected
server, correct the server specifi-
cations and download them
again.
Check if the server at the remote
connection is operating normally
and set it to operate normally if it
is not.
Check the communications path
to the server and take corrective
measures if there are any prob-
lems.
Event code 8403 0000 hex
Communica- Detection
tions port timing
Automatic
recovery (after
downloading Log category
the DNS set-
tings)
Communications using DNS stop.
LINK
---
Name
DNS Server Connection Error
Prevention
Make sure that the connected
server is specified correctly.
Check to make sure that the
server at the remote connection
is operating normally.
None
NY-series Troubleshooting Manual (W564)
At DNS opera-
tion
System