Errors Occurring During Display Section Operation - Omron NSJ CONTROLLERS - 03-2008 Operation Manual

Troubleshooting and Maintenance

10-1-3 Errors Occurring during Display Section Operation

Indicator status and Messages
The RUN Indicator does not light.
Nothing is displayed.
The RUN Indicator does not light.
Nothing is displayed.
Status information is reflected in the
Controller Section's status area, but
nothing is displayed.
There are errors from the touch panel.
The RUN indicator is lit red.
Display Section:
An error message indicates that a com-
munications error occurred during data
transfer.
Controller Section:
The ERR/ALM indicator is lit.
The indicator is flashing red.
Display Section:
An error message indicates that a com-
munications error occurred during data
transfer.
Display Section:
An error message indicates that a com-
munications error occurred during data
transfer.
The RUN indicator is lit red or flashing
red.
Controller Section:
The RUN indicator is either lit or flashing
and the ERR/ALM indicator is flashing.
The RUN indicator is flashing red.
Controller Section:
The RUN indicator is lit and the ERR/
ALM indicator is flashing.
Display Section:
An error message indicates that a com-
munications error occurred during data
transfer.
Display Section:
An error message indicates that a com-
munications error occurred during data
transfer.
Likely cause
Power is not being supplied. ---
The power supply fuse is
blown.
The backlight has malfunc-
tioned.
Status information is
reflected in the Controller
Section's status area.
An error occurred in the
Controller Section (WDT
error).
A communications monitor-
ing timeout occurred in the
Controller Section.
An Inner Bus error occurred. This is a fatal
Another kind of error
occurred in the Controller
Section.
An error occurred in the
built-in communications unit
(built-in DeviceNet Unit).
The DeviceNet Unit did not
start up properly.
When connected to an
Ethernet, Controller Link, or
DeviceNet node, there was
an incorrect communica-
tions setting, such as the
network address, node
address, or IP address.
When connected to an
Ethernet, Controller Link, or
DeviceNet node, a commu-
nications error occurred in
the network carrying the
transfer.
Controller Corrective measures
Section
operation
Check the connection points
and supply power correctly.
--- Replace the NSJ Controller.
Operation contin- The backlight must be
ues. replaced. Contact your near-
est OMRON representative.
Test the touch panel's opera-
tion with the System Menu's
Touch Switch Check func-
tion.
Operation will Turn the power supply OFF
stop. and ON again.
If the error recurs, replace
the NSJ Controller.
---
error, so opera-
tion will stop.
Operation Use the NSJ Troubleshooter
depends on the Function to check the error
error, which may details. Correct the error
be a fatal or non- according to the instructions
fatal error. in the CPU Unit's Operation
Manual.
This is a non-fatal Use the NSJ Troubleshooter
error, so opera- Function to check the error
tion will continue. details. Correct the error
according to the instructions
in the DeviceNet Operation
Manual.
Operation will con- Correct the communications
tinue. settings.
Correct the error according
to the instructions in the rele-
vant Communications Units'
Operation Manuals.
Section 10-1
183