Canon MultiPASS C5000 Service Manual page 132

Part 1: Facsimile
The reading image is abnormal. (Evaluation criteria: Check the copy image's faults.)
l
Nothing is printed.
The image has vertical stripes.
The image has thick vertical stripes.
The halftone image contains black dots.
Page
The color or brightness of the image is not normal.
(2) Clean the white sheet.
3-6
Page
3-30