Omron PROFINET NX-PNC202 User Manual page 247

Cause and
A mounted Unit is disabled in the
correction NX Unit Mounting Setting for the
Unit configuration information.
An NX Unit became disconnected
during operation.
An NX Unit was connected during
operation.
The serial number of a Unit that is
registered in the Unit configuration
information does not agree with
the serial number of the Unit that
is connected. (The Serial Number
Check Method is set to Setting =
Actual device.)
The version of a Unit that is regis-
tered in the Unit configuration
information is newer than the ver-
sion of the Unit that is connected.
The power supply to an Additional
NX Unit Power Supply Unit is not
turned ON.
Attached Attached information 1: Unit number of the NX Unit where the error was detected
information
Attached Information 2: Error details
Precautions/ None
Remarks
NX-series PROFINET Coupler Unit User's Manual (W623)
Remove the Unit that is disabled
in the NX Unit Mounting Setting
for the Unit configuration informa-
tion. Or, connect the Sysmac Stu-
dio, enable the disabled Unit in the
NX Unit Mounting Setting, down-
load the Unit configuration infor-
mation to the Communications
Coupler Unit, and mount the
enabled Unit.
Turn OFF the power supply to the
IO Device Terminal, mount the NX
Units securely, and turn the power
supply to the IO Device Terminal
back ON.
Cycle the power supply to the IO
Device Terminal.
Download the Unit configuration
information in which the serial
number of the connected Unit is
set to the Communications Cou-
pler Unit.
Create a Unit configuration infor-
mation with the version of the
actually connected Unit, and
download it to the Communica-
tions Coupler Unit.
Turn ON the power supply to the
Additional NX Unit Power Supply
Units before the NX Unit wait time
expires.
0: A connected Unit has the same model number as the Unit that is registered in the Unit
configuration information, but the Unit is not compatible.
1: A Unit that is registered in the Unit configuration information is not connected.
2: A Unit that is not registered in the Unit configuration information is connected.
12 Troubleshooting
Remove the Unit that is disabled
in the NX Unit Mounting Setting
for the Unit configuration informa-
tion. Or, connect the Sysmac Stu-
dio, enable the disabled Unit in the
NX Unit Mounting Setting, down-
load the Unit configuration infor-
mation to the Communications
Coupler Unit, and mount the
enabled Unit.
Do not connect or disconnect NX
Units during operation.
If the Serial Number Check
Method is set to Setting = Actual
device, read the serial numbers of
the actually connected Units to the
Sysmac Studio and use them.
Make sure that the results of the
compare and merge operation for
the Unit configuration of the IO
Device Terminal do not indicate
any incompatibilities before you
download the Unit configuration
information to the Communica-
tions Coupler Unit.
Increase the length of the NX Unit
wait time. Turn ON the power sup-
ply to the Additional NX Unit
Power Supply Unit before you turn
ON the power supply to the Com-
munication Coupler Unit.
12 - 23
12