Table of contents
1 Introduction .................................................................................................................................................. 1
Most-common issues resolution ........................................................................................................................... 1
2 Troubleshooting print-quality issues .............................................................................................................. 3
General advice ....................................................................................................................................................... 4
Horizontal lines across the image (banding) ........................................................................................................ 4
Lines are too thick, too thin or missing ................................................................................................................. 5
Lines appear stepped or jagged ............................................................................................................................ 5
Lines print double or in the wrong colors ............................................................................................................. 6
Lines are discontinuous ......................................................................................................................................... 6
Lines are blurred .................................................................................................................................................... 7
Line lengths are inaccurate ................................................................................................................................... 7
The whole image is blurry or grainy ...................................................................................................................... 8
The paper is not flat ............................................................................................................................................... 8
The print is scuffed or scratched ........................................................................................................................... 9
Ink marks on the paper .......................................................................................................................................... 9
Black ink comes off when you touch the print .................................................................................................... 10
Edges of objects are stepped or not sharp ......................................................................................................... 11
Edges of objects are darker than expected ........................................................................................................ 11
Horizontal lines at the end of a cut sheet print .................................................................................................. 11
Vertical bands of different colors ....................................................................................................................... 11
White spots on the print ...................................................................................................................................... 12
Colors are inaccurate ........................................................................................................................................... 12
Colors are fading .................................................................................................................................................. 13
The image is incomplete (clipped at the bottom) ............................................................................................... 13
The image is clipped ............................................................................................................................................ 13
Some objects are missing from the printed image ............................................................................................. 14
A PDF file is clipped or objects are missing ......................................................................................................... 14
The Image Diagnostics Print ................................................................................................................................ 15
If you still have a problem ................................................................................................................................... 16
3 Troubleshooting scan-quality issues ............................................................................................................ 19
Random vertical lines .......................................................................................................................................... 20
Wrinkles or folds .................................................................................................................................................. 20
ENWW iii
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