Troubleshooting

Examples of poor print

Recommendation

 

quality

 

 

 

 

 

 

 

 

 

 

■ Make sure that you use paper that meets the recommended specifications. See

 

 

 

 

What kind of paper can I use? on page 1-4

 

 

 

 

■ Check the printer’s environment - high temperatures and high humidity can

 

ABCDEFGH

6

abcdefghijk

increase the amount of background shading. See Positioning the printer on page

 

A B C D

1-3.

 

a b c d e

■ Use a new toner cartridge. See Replacing the toner cartridge on page 5-3

 

0 1 2 3 4

 

■ Use a new drum unit. See Replacing the drum unit on page 5-8.

 

 

 

 

Gray background

■Make sure you use paper that meets our specifications. Rough-surfaced paper or thick print media may cause this problem. See What kind of paper can I use? on page 1-4.

■Make sure that you choose the appropriate media type in the printer driver. See What kind of paper can I use? on page 1-4.

■Try using a new drum unit. See Replacing the drum unit on page 5-8.

Ghost

■Make sure that you use paper that meets our specifications. Rough-surfaced

 

paper may cause the problem. See What kind of paper can I use? on page 1-4.

ABCDEFGH

■ The drum unit may be damaged. Put in a new drum unit. See Replacing the drum

abcdefghijk

unit on page 5-8.

A B C D a b c d e 0 1 2 3 4

Toner specks

■Make sure that you use paper that meets our specifications. See What kind of paper can I use? on page 1-4

■ Choose Thick paper mode in the printer driver, or use thinner paper than you are currently using.

■ Check the printer’s environment because conditions such as high humidity can cause hollow print. See Positioning the printer on page 1-3.

Hollow print

■Clean the primary corona wire inside the drum unit by sliding the blue tab. Make

sure you return the blue tab to the home position (▲). See Cleaning the corona wire on page 5-14.

■The drum unit may be damaged. Put in a new drum unit. See Replacing the drum unit on page 5-8.

All black

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