Omron SYSMAC CJ1W-EIP21, Operation Manuals

Page: 336 / 438

13 Troubleshooting
13-18
CJ-series EtherNet/IP Units Operation Manual for NJ-series CPU Unit (W495)
* The 7-segment display alternates between the node address and error code.
Indicator
Error Cause Unit operation
Error log
(hex)
Countermeasure
MS NS
7-seg-
ment*
Errors Related to the Network
--- --- E3 Server Connec-
tion Error An error occurred in
communications with
the STNP server. *_SNTPSvrErr (SNTP
Server Error) will change
to TRUE. 03C4
Details:
03xx
Perform one of the
following:
• Correct the SNTP
server settings.
• Check the commu-
nications path (Eth-
erNet/IP Unit,
cable connections,
hubs, routers, and
servers) and cor-
rect any problems.
An error occurred in
transmission to the
SNMP trap. --- 03C4
Details:
07xx
Perform one of the
following:
• Correct the SNMP
trap settings.
• Check the commu-
nications path (Eth-
erNet/IP Unit, cable
connections, hubs,
routers, and serv-
ers) and correct
any problems.
--- Lit red F0 IP Address Dupli-
cation The IP address of the
EtherNet/IP Unit is
the same as the IP
address set for
another node. • The Unit will be offline
and unable to commu-
nicate. Errors will be
returned to all commu-
nications requests.
• Data exchanges
(refreshing) will con-
tinue with the CPU Unit.
*_UnitErr (Unit Error
Occurred), *_NetErr (Net-
work Error Occurred),
and *_IPAdrDupErr (IP
Address Duplication
Error) will change to
TRUE.
0211 Check the IP
addresses set on
other nodes. Restart
the EtherNet/IP Unit
after correcting the IP
address settings to
eliminate duplica-
tions.