Canon iPF6100 Service Manual page 102

Chapter 2
g) Paper leading edge detection function/paper width detection function/skewing detection function
The leading edge, width, and skewing of the paper fed to the platen is detected by the multi sensor mounted at
the lower left of the carriage.
h) Auto print head position adjustment function
The adjustment pattern printed on paper is read by the multi sensor mounted at the lower left of the carriage,
thus adjusting the printing timings of each printhead automatically.
i) Color calibration function
A multi sensor installed in the lower left part of the carriage reads the adjustment pattern printed on paper and
corrects the coloring of the printed matter automatically.
The main menu choice "Calibration" can be executed to correct the coloring of printed matter in the wake of
initial installation of the printer, the replacement of its printheads or otherwise changes in the coloring of printed
matter.
j) Remaining roll media detection function
The amount of the remaining roll paper can be detected using the multi sensor mounted at the lower left of the
carriage by printing a barcode at delivery of the roll media.
k) Internal temperature detection function
The internal temperature around the printhead is detected using the thermistor mounted on the carriage PCB.
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