Troubleshooting

Examples of poor print

Recommendation

quality

 

 

 

 

 

Make 10-15 copies of a blank, white sheet of paper. If the problem is

 

 

 

 

not solved after printing the blank pages, the drum unit may have

 

 

 

 

foreign material, such as glue from a label, stuck on the drum. Clean

 

 

 

 

 

 

 

 

the drum unit.

 

 

 

 

See Advanced User's Guide: Cleaning the drum unit.

 

 

 

 

 

 

 

 

The drum unit may be damaged. Put in a new drum unit.

 

 

 

 

See Replacing the drum unit uu page 76.

White Spots on black text

 

and graphics at 3.7 in.

 

(94 mm) intervals

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Black Spots at 3.7 in.

 

 

(94 mm) intervals

 

 

 

 

 

 

 

 

 

 

 

 

 

 

If you use label sheets for laser printers, the glue from the sheets may

 

 

 

 

 

 

sometimes stick to the OPC drum surface. Clean the drum unit.

 

ABCDEFGH

 

 

See Advanced User's Guide: Cleaning the drum unit.

 

 

 

abcdefghijk

 

Make sure that you use paper that meets our specifications.

 

A B C D

 

 

 

 

 

 

 

a b c d e

See Acceptable paper and other print media uu page 19.

 

0 1 2 3 4

 

 

Do not use paper that has clips or staples because they will scratch

 

 

 

 

 

 

the surface of the drum.

 

Black toner marks across the

If the unpacked drum unit is in direct sunlight or room light, the unit

 

 

page

may be damaged.

 

 

 

 

 

 

The toner cartridge may be damaged. Put in a new toner cartridge.

 

 

 

 

 

 

See Replacing the toner cartridge uu page 68.

 

 

 

 

 

 

The drum unit may be damaged. Put in a new drum unit.

B

 

 

 

 

 

See Replacing the drum unit uu page 76.

 

 

 

 

 

 

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