Omron NJ Series Troubleshooting Manual page 172

3 Error Tables
CJ-series EtherNet/IP Unit
The following table lists the events that can occur for an EtherNet/IP Unit with the following model num-
ber.
CJ1W-EIP21
Event code Event name
047A0000 hex Unit Memory
Error (Device
Error)
047B0000 hex Non-volatile
Memory
Error
047C 0000 hex Communica-
tions Control-
ler Error
14840000 hex Invalid Com-
munications
Parameter
14850000 hex Tag Data-
base Error
34A80000 hex Verification
Error
34A90000 hex Tag Data Link
Error
34AA 0000 hex Tag Refresh
Error
3-110
Meaning Assumed cause
An error occurred • There is a source of noise
when writing to the nearby.
error history or
• Non-volatile memory failure
device parameters
in non-volatile
memory in the Eth-
erNet/IP Unit.
An error occurred in • There is a source of noise
non-volatile mem- nearby.
ory.
• Non-volatile memory failure
An error occurred in • Noise
the communica-
• Communications Controller
tions controller.
hardware error
An error was found • The power was interrupted dur-
in the validation ing a download.
check of the param-
• A communications error
eters for tag data
occurred during a download.
links that are saved
• Non-volatile memory failure
in non-volatile
memory.
A tag database • The power was interrupted dur-
error occurred in ing a download.
the CPU Unit when
• A communications error
using variables for
occurred during a download.
tag data links, sta-
tus layout, etc.
The information • The specified target does not
registered for a tar- exist.
get node in the tag
• Variable names do not match.
data link parame-
• The connection size is incor-
ters is different from
rect.
the actual node
• Insufficient connection
information.
resources
There were two or • The power supply to the target
more errors in a node is OFF.
connection as an
• Communications with the target
originator. The fol-
node stop.
lowing are
• The Ethernet cable for Ether-
excluded.
Net/IP is disconnected.
• Connections as a
• The Ethernet cable for Ether-
target
Net/IP is disconnected.
• Connection time-
• Noise
outs due to a Link
OFF Error with
the Ethernet
switch
An unsupported • An unsupported data area or
data area or address range was specified for
address range is the tag data links.
specified for the tag
data links.
Level
Maj Prt Min Obs Info
S CJ-series Eth-
erNet/IP Units
Operation
Manual for NJ-
series CPU
Unit (Cat. No.
W495)
S Same as
above.
S Same as
above.
S Same as
above.
S Same as
above.
S Same as
above.
S Same as
above.
S Same as
above.
NJ-series Troubleshooting Manual (W503)
Reference