Omron CJ1W-EIP21 Operation Manuals page 329

Indicator
7-seg-
MS NS
ment*
Errors Related to CPU Unit Data Exchange
Flash- --- HA
ing red
Flash- Not lit Hb
ing red
Flash- --- HC
ing red
* The 7-segment display alternates between the node address and error code.
CJ-series EtherNet/IP Units Operation Manual for NJ-series CPU Unit (W495)
Error Cause
CPU Unit mem- A parity error
ory error occurred during an
operation such as
reading the routing
tables.
A memory error has
occurred for the tag
database in the CPU
Unit
CPU Unit event A timeout occurred
servicing timeout during an operation
such as reading the
routing tables to the
CPU Unit.
Routing table There is a logic error
error in the routing table
settings.
13 Troubleshooting
Error log
Unit operation
(hex)
Records the error in the 0012
error log. If the routing
tables were being read,
the routing tables are
treated as missing.
• If a variable (tag name)
0017
is specified in the tag
data link or Unit Status
Area, refreshing the
user-specified status
area is stopped and tag
data links will operate
as follows:
• Tag data link communi-
cations will be stopped
for originator connec-
tions.
• Communications will
continue for target con-
nection. If the Unit is
the target of the tag
data link connection
and the Controller sta-
tus is included in the
communications data,
the corresponding ele-
ment in the Target
Node PLC Error Flags
will change to TRUE.
Note Recovery is possi-
ble from this error.
If recovery is
achieved, the tag
data links will be
restarted to return
to normal status.
Operation stops. 0011
The Unit continues oper- 021A
ating without the routing
tables.
Countermeasure
Register the routing
tables in the CPU
Unit again and restart
the CPU Unit.
Replace the CPU
Unit if the error
recurs.
Download the tag
data to the CPU Unit
again.
Replace the CPU
Unit if the error
recurs.
13
Replace the Ether-
Net/IP Unit or the
CPU Unit if the error
recurs when the Unit
is restarted.
Create the routing
tables again.
13-11