Removing The Left Cover; Removing The Laser Unit; Removing The Hopper Assembly - Canon iR3570 Service Manual

7.12.10.9 Removing the Left Cover

iR2270 / iR2870 / iR3570 / iR4570 / / iR2270N / / iR2870N / / iR3570N /
/ iR4570N / iR2230 / / / iR3530 /
1) Remove the 4 screws [1], and detach the left cover [2].
[2]
[1]
[1]
[1]

7.12.10.10 Removing the Laser Unit

iR2270 / iR2870 / iR3570 / iR4570 / / iR2270N / / iR2870N / / iR3570N /
/ iR4570N / iR2230 / / / iR3530 /
1) Open the 2 wire saddles [1], and disconnect the 2 connectors [2].
When you have disconnected the connector [1], be sure to take care so that
it will not come into contact with the PCB that is mounted to the laser scanner
unit. (The PCB is equipped with a laser intensity adjustment variable resis-
tor. Contact with the PCB can change the adjustment setting.)
2) Open the wire saddle [1], and disconnect the connector [2].
F-7-227
F-7-228
F-7-229
3) Remove the screw [1], and detach the fixing [2].
0007-8382
4) Lift the front of the laser unit [1], and slide it to the front.
0007-8383
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.)

7.12.10.11 Removing the Hopper Assembly

iR2270 / iR2870 / iR3570 / iR4570 / / iR2270N / / iR2870N / / iR3570N /
/ iR4570N / iR2230 / / / iR3530 /
1) Remove the inside base cover [1] and the inside right color [2].
Chapter 7
F-7-230
F-7-231
F-7-232
0007-8384
7-41