Canon PIXMA MP760 Service Manual page 83

Phenomena of predictable troubles and the Solutions (how to avoid the troubles)>
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1) Although the paper size is correct (A4/LTR) and the print head position alignment
pattern is printed correctly, an error of the automatic print head position alignment
failure occurs.
[Solution] Set "Align heads manually" to valid at the driver utility special settings,
and perform the print head position alignment manually.
(3) Automatic duplex printing
This function can be used only when the paper size is set to <A4> or <LTR>.
Phenomena of predictable troubles and the Solutions (how to avoid the troubles)>
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1) The printing surface of paper is dirty. (Cause: Due to accumulated ink mist.)
The phenomena will be the following two types.
a) A vertical line is printed incorrectly (stain on the platen rib).
[Solution] Clean the interior of the main unit.
b) A holizontal stain is printed around 10 mm from the top edge of paper (back side)
(stain in the interior of the double side unit).
[Solution]
(4) Making Multiple Copies of an Entire Document (Collation)
When making multiple copies of a documet with more than one page, you have them delivered in sorted
sets.
(Example): To copy three sets of a 3-page document (Page a, b, c in order) with the electronic sort.
The copied paper is delivered in order of (c, b, a), (c, b, a), (c, b, a).
Replace the ASF unit.
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