2LW/2LX
1-4-19
(9) Dirt on the top edge or back of the paper.
(10) Undulated printing at the right edge (scanning start position).
Print example
Causes
Check procedures/corrective measures
Toner contamination in vari-
ous parts.
Dirty edges and back of the paper can be caused by toner
accumulated on such parts as the paper chute guide,
paper conveying paths, the bottom of the drum and devel-
oping unit, and the fuser unit inlet. Clean these areas and
parts to remove toner.
Defective transfer roller.
If the transfer roller is contaminated with toner, clean the
transfer roller using a vacuum cleaner or by continuously
printing a low density page until the symptom has faded
away.
Print example
Causes
Check procedures/corrective measures
Defective polygon motor
(laser scanner unit).
Replace the laser scanner unit (see page 1-5-16).
Defective main PWB.
Replace the main PWB (see page 1-5-34).
ABC
123
This vertical
line should
be straight.
Содержание ECOSYS FS-3140MFP
Страница 1: ...SERVICE MANUAL Published in May 2013 842LX117 2LXSM067 Rev 7 FS 3040MFP FS 3140MFP ...
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Страница 22: ...2LW 2LX 1 1 8 Figure 1 1 4 15 16 Original path Light path 15 Image scanner unit ISU 16 Document processor DP ...
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Страница 157: ...2LW 2LX 1 5 15 6 Unhook four hooks and then remove the scanner unit Figure 1 5 21 Scanner unit Hook Hook ...
Страница 210: ...2LW 2LX 2 1 15 Figure 2 1 19 Cleaning section block diagram EPWB DRPWB CL Drum Drum unit CPWB L YC504 8 ERASER Ground ...
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