Problems and Solutions
144
General problems
Problem Solution
Nothing appears in the
display.
• Make sure the power cord is properly plugged into a
power outlet.
• Connect another electrical appliance to the outlet to
see if it has power.
The machine does not
respond when you press
any of its keys.
• If a beep sound is not made when you press the keys,
unplug the power cord, wait at least 5 seconds, and
then plug it in again.
Automatic document
feeding does not work .
• Check the size and weight of the document (see page
62).
Dots appear at regular
intervals on printed output.
• The drum cartridge may be damaged. Replace the
drum cartridge.
The machine makes an
abnormal grating sound
when the power cord is
plugged in.
• Unplug the power cord immediately and make sure
that the scanner lock has been released (see page
13).
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