Canon F-1, Service Manual

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Technology > Controls > Reader > Dust detection control
Technology > Controls > Reader > Dust detection control
● Dust detection correction control (continuous lines)
The machine detects and corrects the lines due to the detected dust between sheets.
This correction targets the lines due to the detected dust by the stream reading glass dust
detection.
Refer to the Dust detection correction control (non-continuous lines) for the difference with
non-continuous lines.
Before reading After reading Result of reading
Stream reading
glass
Attached dust
Scanning position
Platen roller 1
Original
It is attached on
the stream
reading glass.
F-2-56
F-2-57
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