Pre-Exposure Lamp; Removing The Pre-Exposure Lamp Unit; Primary Charging Assembly; Removing The Primary Charging Assembly - Canon ImageRunner iR8500 Series Service Manual

8.9.1.4 Mounting the Process Unit
/ iR85+ / iR8070
Keep the following in mind when mounting the process unit [1] to the
slide rail:
1) Be sure to match the notch [2] found at the tip of the left slide rail
against the front plate [3] of the process unit.
2) Be sure to match the bend [4] at the front of the right slide rail against
the front plate [3] of the process unit.
[2]
[3]
Waste toner can drop on the duplex unit when the process unit is
removed. After mounting the process unit. be sure to slide out the duplex
unit and remove the waste toner.

8.9.2 Pre-Exposure Lamp

8.9.2.1 Removing the Pre-Exposure Lamp Unit

iR105i/iR105+ / iR9070 / iR85+ / iR8070
1) Open the front cover.
2) Slide out the process unit.
Caution:
Cover the drum with A3 paper or the like when you have slid out the
process unit.
3) Disconnect the connector [1], and remove the two screws [2]; then,
detach the preexposure unit [3].
0008-9214
[1]
[5]
[4]
F-8-61
0007-2051
[1]
4) Remove the three screws [4], and detach the pre-exposure holder [5];
then, detach the pre-exposure lamp [6].
[4]
[6]

8.9.3 Primary Charging Assembly

8.9.3.1 Removing the Primary Charging Assembly

iR105i/iR105+ / iR9070 / iR85+ / iR8070
1) Open the front cover.
2) Remove the inside cover (process unit).
3) Disconnect the connector [1]; while shifting the charging assembly
fixing plate [2] to the left, slide out the primary charging assembly
[3].
Chapter 8
[2]
[3]
F-8-62
[5]
F-8-63
F-8-64
0007-2054
8-41