![background image](http://html.mh-extra.com/html/omron/nt21/nt21_setup-manual_744541173.webp)
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Section
System Maintenance
162
Check communication with the NT Support Tool by following the menu operation
from the System Menu shown below.
Select Maintenance Mode.
Select I/O Check.
Select I/F Check.
Select Tool Comm..
The check on communication with the
NT Support Tool starts.
•
If communication with the NT Support Tool is normal, data transmitted from the
NT Support Tool is displayed as hexadecimal data when received by the NT21.
After confirming the result of the test, press Quit. The NT21 returns to the I/F
CHECK MENU screen.
Checking
Communication with the
NT Support Tool