Repetitive defects on transparencies

￿

Unwanted marks of the same size and shape appear in the same

vertical area on most pages. Print out a configuration page to

verify the remaining life of the imaging drum. If the printer control

panel displays DRUM LIFE OUT REPLACE KIT, replace the

imaging drum.

Unwanted marks of the same size and shape appear more than

once in the same vertical area on transparencies or glossy media

￿

only. The fuser roller is damaged or the fuser is beyond its useful

life. Print out a configuration page to verify the remaining life of

the fuser. If the printer control panel displays FUSER LIFE OUT

REPLACE KIT, replace the fuser.

Repetitive defects appear only in one color. Check the

 

corresponding toner cartridge.

Streaking or smudges on transparencies

￿

The printer recently jammed. Print 5 to 10 pages to clean the

printer.

 

You recently changed to a different media size. Print 5 to 10

 

pages to clean the printer.

￿

You are using transparencies that do not meet the media

specifications for this printer. Use only transparencies that meet

￿

the media specifications for this printer (see page 67).

￿

The imaging drum has exceeded its useful life. Print out a

configuration page to verify the remaining life of the imaging

￿

 

drum. If the printer control panel displays DRUM LIFE OUT

 

REPLACE KIT, replace the imaging drum.

EN

Chapter 9 209

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HP 4550 manual Repetitive defects on transparencies, Streaking or smudges on transparencies