Laser Scanner Motor Control; Outline - Canon 3370 Series Service Manual

Chapter 2
Unmasking area
1) The shaded area indicates the area an image can be written by the laser beam.
2) T1 indicates the area of left /right outsides 0 mm of letter sized paper despite a paper size is specified or not.
3) T2 indicates the area of 2 mm behind the leading edge of the paper (where the /BDO signal starts to output) to the trailing edge.

2.3.4 Laser Scanner Motor Control

2.3.4.1 Outline

LBP3370 / LBP3310
The scanner motor control is to rotate the scanner motor in order to strike the laser beam at the correct position on the photosensitive drum.
The circuit diagram of the scanner motor control is illustrated below.
2-6
/BDO
0 mm
T1
0 mm
F-2-5
0018-3102