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2 power troubleshooting – Citizen Systems CLP-6401 User Manual

Page 53

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4-7

4.2 Power Troubleshooting

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
personnel).

® 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.