Omron CJ1W- ECT21, Operation Manual

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5 Troubleshooting
CJ-series EtherCAT Slave Units Operation Manual (W541)
5-2 T
ro
uble
sho
otin
g w
ith
Ind
icato
rs
5
5-
2-1 C
hecking for Er
rors and T
rou
bleshooting with the In
dicators
 EtherCAT Slave Errors
Indicator
Error Cause
Unit opera-
tion
Error
log
(hex)
CIO
area
Countermea-
sures
ECAT
RUN
ECAT
ERR
ERC ERH RUN
SF DF Lit Not
Lit --- I/O Com-
munica-
tion Error
(Process
Data
WDT
Error) The EtherCAT
Slave Unit did not
receive the frame
from the EtherCAT
master for more
than SM watch dog
time (100 ms). Records the
error in the
error log 0345 (n+12)
bit 01
(n+12)
bit 05 Clear the cause of
the error and then
turn OFF the error
bit of AL status
from the Ether-
CAT master.
Not
Lit B Mailbox
Setting
Error The mailbox set-
ting from the Ether-
CAT master is
invalid. --- --- (n+12)
bit 01
(n+12)
bit 04 Correct the mail-
box settings and
then turn OFF the
error bit of AL sta-
tus from the
EtherCAT master.
B Verifica-
tion Error A mismatch
occurred between
the RxPDO setting
size from the Ether-
CAT master and
the OUT data area
size setting in the
EtherCAT Slave
Unit. Records the
error in the
error log 0344 (n+12)
bit 01
(n+12)
bit 03 Correct the OUT
data area size set-
ting to match the
Ethercat master
RxPDO setting
and then turn OFF
the error bit of AL
status from the
EtherCAT master.
A mismatch
occurred between
the TxPDO setting
size from the Ether-
CAT master and
the IN data area
size setting in the
EtherCAT Slave
Unit. Correct the IN
data area size set-
ting to match the
Ethercat master
TxPDO setting
and then turn OFF
the error bit of AL
status from the
EtherCAT master.
The TxPDO and
RxPDO are not
assigned when the
Unit changes from
Pre-Operational
state to Safe-Oper-
ational state. Correct the
TxPDO and
RxPDO settings
and then turn OFF
the error bit of AL
status from the
EtherCAT master.
--- Illegal
State
Transi-
tion
Request
Received An illegal state tran-
sition request was
received. --- --- (n+12)
bit 01
(n+12)
bit 06 Turn OFF the
error bit of AL sta-
tus from the
EtherCAT master.
A transition request
to an unknown
state was received.