Canon iR4570 Series Service Manual page 338

Chapter 7
connector [2].
F-7-195
3) Remove the screw [1], and detach the fixing [2].
F-7-196
4) Lift the front of the laser unit [1], and slide it to the
front.
F-7-197
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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.)
7.12.9.11 Removing
Hopper Assembly
iR2270 / iR2870 / iR3570 / iR4570 / iR3530
1) Remove the inside base cover [1] and the inside
right color [2].
F-7-198
2) Disconnect the 3 connectors [1] found at the front
and the connector [2] found at the rear.
F-7-199
3) Open the 11 wire saddles [1], and pull out the
harness [3] through the hole [2] in the plate.
the
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