5-10 Phaser 8400 Color PrinterScratches or Marks Parallel to the Long Axis of Printing,Particularly with FilmUsually caused by debris in the paperpath. The scratch or mark may extendinto non-printed areas or be morepronounced on the lower portion of theimage.Step Question and Actions1 Inspect the exit area for anything that may be touching the drum.2 Clean the paper release guide.3 Inspect the maintenance kit. If print defect is a thin line that is glossier thansurrounding area, it may be due to a defect on the wiper blade.4 Print on a transparency in Tray 1 (MPT) to see if the scratch appears on the print. If itdoes not, the scratch occurred in the paper pick and early transport from Tray 2, 3, or4. Try changing the Paper Pick Guide, front door, or maintenance kit. If the scratchappears on the non-printed side.NOTE: To determine where the scratch is originating, project the transparency and puta small drop of water on the scratch. If the scratch disappears, the scratch is onthat side. If the scratch does not disappear, follow these steps on the other side.This can help to determine where the problem is originating.5 A scratch or smear can be caused by debris build-up on the paper preheater heatingsurfaces. Run the front panel cleaning procedure Remove Print Smears. Force asheet of thick 65- to 80-lb. paper through the paper preheater to “buff” the paperpreheater heating surfaces. With the leading and trailing ends of the sheet of paperextending from the entry and exit of the paper preheater, gently pull the sheet of paperback and forth several times and then remove the sheet of paper. Be careful of thepaper-sensor flags.6 Inspect all paper guides (for example the exit guide) for nicks and cuts. Replace ifnecessary.0388-68
