Canon imageRUNNER 2270 Service Manual page 167

Chapter 5
Item
Lens
CCD
CIS drive control
Original size
identification
The particulars of control differ depending on the selected magnification. For details, see
"Changing the Magnification."
5-2
Description
in ADF mode:
rod lens array
number of lines: 1
Number of pixels: Total 7488 (Number of effective pixels: 7180)
maximum original read width: 304 mm
by reader motor (M501)
[1]Book Mode
in main scanning
direction:
in sub scanning
direction:
[2]ADF Mode
width:
length:
by changing original feed speed; by image
processing on reader controller PCB; by
image processing on main controller PCB*1
by reflection type sensor (AB/Inch)
by reflection type sensor (AB/Inch)
by original width value in ADF
by photo sensor in ADF