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 .

 

65).

 

 

 

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

 

15).

plugged in.

 

 

 

 

 

Characters or parts of the

Remove the drum cartridge as explained on page 143

image are missing from

 

and wipe the surface of the drum (the green cylinder)

printed output.

 

with a dry cotton swab. If print quality does not

 

 

improve after wiping with a dry cotton swab, you can

 

 

try moistening the swab with isopropyl alcohol or

 

 

ethanol. However, do not moisten the swab with

 

 

isopropyl alcohol or ethanol unless absolutely

 

 

necessary, as this may cause stains or smears to

 

 

appear on the first pages printed after cleaning and

 

 

the stains may never completely disappear.

 

 

 

The paper plate is up,

Remove any paper that remains in the paper tray and

preventing paper from

 

then replace and remove the output tray. This should

being loaded in the paper

 

cause the paper plate to go down and allow paper to

tray.

 

be loaded.

 

 

 

10. Trouble- shooting

149

Page 156
Image 156
Sharp AM-300 manual General problems, 149