Canon iPF700, Руководство по обслуживанию

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Chapter 2
2-25
Basic operation of the paper loading sequence
1) Light intensity
2) Detection of leading edge of media
3) Paper width detection sensor
Detects the left and right edges of paper.
4) Barcode read
*This function is operable only if the remaining roll media detection sensor is turned on.
5) Ditection of leading skew of media.
6) Ditection of leading right edge of media.
7) Ditection of precut
*When "precut" is only an automatic cutting, it does.
8) Precut of media
*In the following cases, the form point is cut.
a. When "Up-to-date precut" is a compulsion cutting.
b. When necessary having of cutting is judged from an automatic cutting, "Up-to-
date precut" :.
c. When "Roll paper remainder amount detection" is on, and the bar code is detected (Compulsorily cut it
regardless of the setting of "Up-to-date precut").
9) Detection of leading edge of media.
Basic operations of the cut media loading sequence
1) Paper trailing edge detection sensor
2) Light intensity
3) Detection of paper width
4) Detection of skewed movement of paper
MEMO:
When offline, press the [ ] key to discharge the media and the [ ] key to rewind the media.
2.3.3.2 Paper Path
2.3.3.2.1 Feed Roller Eccentricity Detection Function
0012-6288
a) Feed roller assembly
The feed roller assembly consists mainly of a feed roller that is driven by the feed motor, a pinch roller unit that
follows up the motion of the feed roller and so on.
Paper is fed horizontally under the printhead on the carriage as it is kept level on the platen to prevent heaving.
b) Sensors
The feed roller assembly includes a feed status detection sensor and paper passage mechanical component status
detection sensors.
For more details, see Technical Explanation > Detection Functions.