Omron NT31 NT31C Network Card User Manual


 
6-11SectionSystem Maintenance
206
Reference: The buzzer will sound in this check regardless of the setting made with the Buzz-
er Sound memory switch.
Check the buzzer by following the menu operation from the System Menu shown
below.
Select Maintenance Mode.
Select I/O Check.
Select Device Check.
Select Buzzer Check.
Ver 3.10
If the buzzer functions correctly, it will sound continuously. At this time, the
Buzzer Check touch switch will be displayed in reverse video.
To stop the buzzer while it is sounding, press the Buzzer Check touch switch
again.
Check if the RUN LED functions normally.Checking the RUN LED