Ricoh OP-P1 Service Training page 69


The mirror rotates clockwise to the angle of reflection of the beam.

There are four steps to scanning a single line onto the drum:
 Laser synchronization done by the laser synchronization detector [6]
 Main scan start position
 Main scan intermediate position between the start and end points
 Main scan end position

Each step is repeated for each beam reflected from each face of the
polygon mirror.

The laser synchronization detector (6) controls the timing of the laser
operation.
Slide 69
No additional notes
Laser Unit Operation (2)
69
OP-P1/MF1 Training