Canon MB5400 Series Online Manual page 926

• When copying, see also the sections below:
Is platen glass or glass of ADF dirty?
Check5
Clean the platen glass or the glass of ADF.
Cleaning the Platen Glass and Document Cover
Note
• If the glass of ADF is dirty, black streaks appear on the paper as shown below.
Make sure original is loaded correctly on platen glass or in ADF.
Check6
Loading Originals
Is original document is loaded with proper side facing up/down?
Check7
When loading the original on the platen glass, the side to be copied should be face down. When loading the
original in the ADF, the side to be copied should be face up.
Did you copy a printout done by this printer?
Check8
If you use a printout done by this printer as the original, print quality may be reduced depending on the condition
of the original.
Print from the printer directly, or reprint from the computer if you can reprint from it.
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