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Section 7-1
NT600S Symptoms Cause Remedy
Buzzer sounds, RUN LED
is OFF.
Malfunction due to external noise. Distance the communication cable from the source of
the noise and insert a noise filter in the power supply
line.
Touch panel does not
respond
Malfunction due to external noise Distance the communication cable from the source of
the noise and insert a noise filter in the power supply
line.
Touch panel is broken. Check the touch panel by performing the touch panel
test in the I/O check in the maintenance mode.
PC mode changes to
monitor mode.
The NT600S changes the mode
during host link communication.
This is normal with the NT600S specification. When
using a PC that can also be connected using the NT
link, connect it with the NT link (the mode is not
changed when using the NT link).