4-7
4.2 Power Troubleshooti ng Problem Cause and remedy
No power even
with power switch
turned ON.
• Power cord is not
properly connected to the
outlet.
• Power cord is not
properly connected to the
power inlet.
• Input voltage is not
correct; input voltage is
greater or less than the
rated voltage.
• Correct RS-232C cable is
not used .
® Turn off the power switch and
properly reconnect the power
cord to the outlet.
® Turn off the power switch and
properly reconnect the power
cord to the power inlet.
® Set input voltage within the rated
voltage (puncture voltage may
occur. Contact our service
perso nnel).
® Turn off the power switch and
unplug the interface cable.
Check that power is provided by
turning on the power switch and
then use the correct RS-232C
cable.