Omron NA5-15W101S-V1 User Manual page 159

Errors during NA Unit Operation
 Errors Determined from NA Unit Symptoms
NA Unit symptom
The indicators light red
and operation stops.
The indicators flash red
and the SD Memory
Card or USB Memory
Device cannot be
accessed.
Nothing is displayed on
the screen.
The touch panel does
not respond.
The display is dark.
Numbers or characters
are refreshed too
slowly.
Gauges are refreshed
too slowly.
Some of the objects on
the screen are not dis-
played.
The trend graph dis-
play does not match
the actual log timing.
NA-series Programmable Terminal Hardware(-V1) User's Manual (V125)
Cause Correction
There is not enough Change the project to reduce memory usage.
memory.
There is an error in the Replace the SD Memory Card or USB Memory Device
SD Memory Card or USB in the NA Unit with a normal one.
Memory Device.
The screen saver was This is not an error. Touch the screen or press a func-
activated. tion key.
The Backlight has failed. The Backlight needs to be replaced. Inquire at the con-
tact given on the back of this manual.
The screen is too dark. Increase the screen brightness setting in the project
and download the project again.
External noise caused a Reset the NA Unit and then implement noise counter-
malfunction. measures in the wiring.
The touch panel is bro- Use the Touch Panel Input Icon on the System Menu
ken. to test the touch panel. If an error is found, inquire at
the contact given on the back of this manual.
The screen is too dark. • Increase the brightness of the screen in the bright-
• Increase the screen brightness setting in the project
The Backlight is faulty or The Backlight needs to be replaced. Inquire at the con-
has reached the end of its tact given on the back of this manual.
life.
Communications are not Separate the communications cables from power lines
stable due to external and perform other noise countermeasures.
noise.
There are too many Decrease the number of objects on the screens for
objects. which refreshing is slow.
There is a heavy process- Reduce the cycle time of the connected device.
ing load on the con-
nected device that is
resulting in extended
cycle times.
The message communi- Shorten the refreshing interval of the variable that is
cations interval is too allocated to the object.
long.
Too many objects overlap If multiple images are stacked behind the gauges, put
the gauges. them together in a single image.
Lay out the gauges so that they do not overlap with
other objects.
The IsVisible Check Box Select the IsVisible Check Box in the object properties
is not selected in the on the Sysmac Studio.
object settings.
If you change the IsVisible property, e.g., from a sub-
routine, set it to True.
The communications Increase the ON/OFF interval for the communications
address that is set as the address used as the event.
event for the log timing is
turning ON and OFF at a
high speed.
5 Troubleshooting
ness setting on the System Menu.
and download the project again.
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