3 Error Tables
3-92
NJ-series Troubleshooting Manual (W503)
10410000 hex Control
Parameter
Error in Mas-
ter
An error occurred in
the control parame-
ters that are saved
in the master.
• There is an error in the area of
the non-volatile memory in the
Communications Coupler Unit
in which the control parameters
for the NX Unit are saved.
• The power supply to the NX
Unit was turned OFF or Sys-
mac Studio communications
were disconnected while writing
the control parameters.
S NX-series Dig-
ital I/O Units
User’s Manual
(W521)
80200000 hex NX Unit I/O
Communica-
tions Error
An I/O communica-
tions error occurred
between the Com-
munications Cou-
pler Unit and the
NX Unit.
• The NX Unit is not mounted
properly.
• The power cable for the Unit
power supply is disconnected.
Or, the wiring from the Unit
power supply to the NX Units is
incorrect.
• The power cable for the Unit
power supply is broken.
• The voltage of the Unit power
supply is outside the specified
range. Or, the capacity of the
Unit power supply is insuffi-
cient.
• There is a hardware error in the
NX Unit.
S Same as
above.
80210000 hex NX Unit Out-
put Synchro-
nization Error
An output synchro-
nization error
occurred in the NX
Unit.
• The NX Unit is not mounted
properly.
• The Slave Terminal Configura-
tion Information when the
EtherCAT Coupler Unit syn-
chronization settings were
downloaded did not agree with
the actual configuration of the
Slave Terminal.
• There is an NX Unit that cannot
be synchronized to the speci-
fied output synchronization tim-
ing.
(This will not cause an error
when the synchronization set-
ting is made from the Sysmac
Studio.)
S Same as
above.
80240000 hex NX Unit
Clock Not
Synchro-
nized Error
An error occurred in
the clock informa-
tion between the
EtherCAT Coupler
Unit and the NX
Unit.
• There is a hardware error in the
NX Unit.
• There is a hardware error in the
EtherCAT Coupler Unit.
S Same as
above.
70010000 hex
(Ver. 1.06)
Previous
Time Speci-
fied
A previous time was
specified for output
refreshing with a
specified time
stamp.
• A mistake in the user program
caused the specification of a
previous time.
• A Co
mmunications Synch
roni-
zation Error caused a delay in
the I/O data reaching the NX
Unit.
S Same as
above.
90400000 hex Event Log
Cleared
The event log was
cleared.
• The event log was cleared by
the user.
S Same as
above.
Event code Event name Meaning Assumed cause
Level
Reference
Maj Prt Min Obs Info
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