Problems and Solutions

General problems

Problem

 

Solution

 

 

 

Nothing appears in the

Make sure the power cord is properly plugged into a

display.

 

power outlet.

 

Connect another electrical appliance to the outlet to

 

 

see if it has power.

 

 

 

The machine does not

If a beep sound is not made when you press the keys,

respond when you press

 

unplug the power cord, wait at least 5 seconds, and

any of its keys.

 

then plug it in again.

 

 

 

Automatic document

Check the size and weight of the document (see page

feeding does not work .

 

62).

 

 

 

Dots appear at regular

The drum cartridge may be damaged. Replace the

intervals on printed output.

 

drum cartridge.

 

 

 

The machine makes an

Unplug the power cord immediately and make sure

abnormal grating sound

 

that the scanner lock has been released (see page

when the power cord is

 

13).

plugged in.

 

 

 

 

 

144

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Sharp AM-400 manual General problems, 144