5 Troubleshooting
5 - 12
NA-series Programmable Terminal Hardware User’s Manual (V117)
This section describes how to troubleshoot errors in the NA Unit.
5-2-5
Troubleshooting NA Unit Errors
NA Unit Startup
NA Unit symptom
Cause
Correction
The indicator does not
light.
Power is not supplied.
Confirm the connection location and correctly supply
power.
The supplied voltage is
outside the allowable
range.
Check the supplied voltage and supply the correct volt-
age.
The power supply fuse
has burnt out.
The NA Unit needs to be repaired. Inquire at the con-
tact given on the back of this manual.
There is an error in the
power supply section.
The NA Unit may be faulty. Inquire at the contact given
on the back of this manual.
The brightness of the
screen has decreased.
Increase the screen brightness setting in the project
and download the project again.
The indicators light red
and nothing is displayed
on the screen.
The system program is
corrupted. (This is a fatal
error.)
Execute system recovery. If the problem recurs after
you execute system recovery, inquire at the contact
given on the back of this manual.
There is a problem with
the connected device.
Disconnect all devices except for the power supply and
restart the NA Unit. If the NA Unit starts normally, con-
nect one device at a time and restart the NA Unit each
time to see which device is causing the problem.
The indicators light red
and an initialization mes-
sage is displayed on the
screen.
The runtime middleware is
corrupted.
Execute system recovery. If the problem recurs after
you execute system recovery, inquire at the contact
given on the back of this manual.
The indicators light red
and an initialization failed
message is displayed on
the screen.
Initializing runtime middle-
ware failed.
Download the project again and update the runtime
middleware. If the problem recurs after the download,
execute system recovery.
The indicators light red
and an error dialog box
with a blue title bar is dis-
played.
The project is corrupted.
Download the project again. If the problem recurs after
the download, execute system recovery.
The indicators light red
and normal operation is
performed.
Startup failed.
Restart the NA Unit.
The indicators flash red
and
E_COM_002: Tag
comparison error with xxx
error message is dis-
played.
The tags registered in the
NA Unit do not agree with
the tags in the connected
device.
Match the tags in the NA Unit with the tags registered
in the connected device.
Summary of Contents for OMRON NA Series
Page 8: ...Sections in this Manual 6 NA series Programmable Terminal Hardware User s Manual V117...
Page 12: ...CONTENTS 10 NA series Programmable Terminal Hardware User s Manual V117...
Page 34: ...Revision History 32 NA series Programmable Terminal Hardware User s Manual V117...
Page 82: ...3 Installation and Wiring 3 22 NA series Programmable Terminal Hardware User s Manual V117...
Page 164: ...5 Troubleshooting 5 18 NA series Programmable Terminal Hardware User s Manual V117...
Page 179: ...I 1 I NA series Programmable Terminal Hardware User s Manual V117 Index...
Page 181: ......
