Canon iR3570 Service Manual page 229

3) Remove the screw [1], and detach the fixing [2].
4) Lift the front of the laser unit [1], and slide it to the front.
When sliding out the laser scanner unit, be sure to take care not to touch the
PCB mounted to the laser scanner unit. (The PCB is equipped with a laser
scanner intensity adjustment variable resistor, and contact with the PCB can
change the adjustment setting.)
F-6-13
F-6-14
F-6-15
Chapter 6
6-7