Omron NT31 Operation Manuals page 636

Responding to Displayed Error Messages
Message
[Touch Panel is disconnected]
[Memory Switch Corrupted]
Because Memory Switch setting was
last. Initialized Memory Switch setting.
Press Confirm to return to the SYSTEM
MENU.
[Calendar Data Error]
Calendar Data is incorrect.
Set to the MAINTENANCE MODE and
set Calendar Data.
[Backup Data Error]
Memory table and History data was
initialized by backup failure.
It can be caused by lowered voltage of
the battery.
[With memory switch setting screen]
Invalid Comm. Method
Cause
The touch panel cable (film
cable) inside the NT31/NT31C is
disconnected.
The memory switches have been
initialized due to discovery of an
error in the memory switch
settings.
There is an error in the date/time
values due, for example, to low
battery voltage.
Initialization has been executed
because of an error in the
backup data area.
Protocal settings for serial port A
and serial port B are
mismatched.
Remedy
Contact your OMRON service center.
Set the memory switches again using the
System Menu and the "System" settings
under "PT Configuration" at the Support
Tool. (Section 6 "System Menu Operation")
If the problem recurs, contact your OMRON
service center.
Check the battery voltage by checking the
color of the RUN LED and with the battery
check in the System Menu; if the voltage is
low, replace the battery with a new one.
("Checking the Battery Voltage", page 234,
and 11-3-1 "Replacing the Battery", page
634)
If the battery voltage is confirmed to be
normal, set the calendar clock correctly
from the System Menu. (6-11-2
"Displaying/Setting the Calendar and
Clock", page 215)
Check the battery voltage by checking the
color of the RUN LED and with the battery
check in the System Menu; if the voltage is
low, replace the battery with a new one.
("Checking the Battery Voltage", page 234,
and 11-3-1 "Replacing the Battery", page
634) The re-transmit the memory table
data from the Support Tool.
If the voltage is normal and the problem
recurs, contact your OMRON service
center.
Refer to "Posable Combinations of
Communication Method Settings" in page
176 and set the propocal of serial port A
and serial port B sothat their settings are
matched.
* Set serial port A to "None" when
connecting the Support Tool and the host
at the same time.
Section 11-2
625