Troubleshooting Items; Image Faults - Canon imageRUNNER ADVANCE 4551i Service Manual

Troubleshooting Items

Category
Imagefai- Dirt
lure
Blur/Void
Operation- Paper jam
failure

Image Faults

■ Scattered image at center
Occurrence area
Pre-registration guide (Static eliminator)
Cause
An image is scattered by paper dust stuck on the static eliminator of the pre-registration guide.
Occurrence condition
(A lump of) paper dust is stuck on the static eliminator of the pre-registration guide.
Remedy
Cleaning of the static eliminator of the pre-registration transfer guide
1. Remove the right cover.
2. Lightly tap a contaminated part of the static eliminator to remove the paper dust.
Item
Central image tail trace
Paper reverse side stained with toner
Stained leading/trailing edge of paper
Image transfer wrong/text void
Image deletion/blur/dew condensation
Too large curl
Paper jam due to solid image printed on paper
with small leading-edge margin (1-4 mm)
2
Thin paper jam (63 g/m or less)
"Scattered image at center" on page 340
"Paper Reverse Side Stained with Toner" on page 341
"Stained Leading/Trailing Edge of Paper" on page 341
"Image Transfer Wrong/Text Void" on page 342
"Image Deletion/Blur/Dew Condensation" on page 342
"Too Large Curl" on page 343
"Thin Paper Jam (63 g/m2 or Less)" on page 343
"Paper Jam due to Solid Image Printed on Paper with
Small Leading-Edge Margin (1-4 mm)" on page 343
340
6. Troubleshooting
Reference