Omron CJ1W-EIP21 User Manual

The error log can be read by sending FINS commands to the EtherNet/IP Unit
or built-in EtherNet/IP port or by using the mail receive function and specifying
the ErrorLogRead command.

03C1

Server set-
ting error

00H: DNS
03H: 
SNTP
04H: FTP
06H: 
BOOTP
07H: 
SNMP
08H: 
SNMP 
Trap
09H: 
FINS/
UDP
0AH: 
FINS/
TCP

01: IP address

02: Host name

03: Port number

04: Other 
parameters

Set the server 
settings correctly 
based on the 
information in the 
detailed error 
code.

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03C4

Server 
connection 
error

00H: DNS
03H: 
SNTP
04H: FTP
06H: 
BOOTP
07H: 
SNMP
08H: 
SNMP 
Trap

01: Specified 
host does not 
exist

02: No service 
at specified host

03: Timeout

04: Closed uni-
laterally by host

05: Cannot con-
nect because 
account infor-
mation does not 
match

06: Host name 
resolution error

07: Transmis-
sion error

08: Reception 
error

09: Other error

0AH: Error in 
obtained IP 
address

Take either of the 
following mea-
sures.

• Correct the set-

tings for each 
server.

• Inspect the com-

munications 
path (EtherNet/
IP Unit or built-in 
EtherNet/IP 
port), cable con-
nections, hub, 
router, server), 
and correct the 
situation that is 
causing the 
error.

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03C6

Clock data 
write error

0001: Clock data could not 
be refreshed because of a 
CPU Unit error.

Clear the CPU 
Unit error.

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0002: Clock data could not 
be refreshed because the 
CPU Unit could not write 
clock data in that operation 
mode.

The automatic 
clock adjustment 
function is not 
supported by cer-
tain CPU Units 
(models, lot num-
bers) if they are in 
RUN or MONI-
TOR mode.

(See note.)

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