Parts Replacement Procedure; Main Motor; Preparation For Removing Main Motor; Removing Main Motor - Canon i-SENSYS MF4300dn Service Manual

7.5 Parts Replacement Procedure

7.5.1 Main Motor

7.5.1.1 Preparation for Removing Main Motor

i-SENSYS MF4300dn / i-SENSYS MF4350d / i-SENSYS MF4380dn / i-
SENSYS MF4310/4318 / i-SENSYS MF4320d / i-SENSYS MF4330d / i-
SENSYS MF4340d / i-SENSYS D450d / i-SENSYS MF4370dn
1) Remove the front cover.(page 9-2)Reference[Removing the Front Cov-
er]
2) Remove the right cover.(page 9-2)Reference[Removing the Right Cov-
er]
3) Remove the left cover.(page 9-3)Reference[Removing the Left Cover]
4) Remove the DCNT PCB. (page 9-6)Reference[Removing the DCNT
PCB]
5) Remove the laser scanner unit. (page 5-5)Reference[Removing the La-
ser Scanner Unit]

7.5.1.2 Removing Main Motor

i-SENSYS MF4300dn / i-SENSYS MF4350d / i-SENSYS MF4380dn / i-
SENSYS MF4310/4318 / i-SENSYS MF4320d / i-SENSYS MF4330d / i-
SENSYS MF4340d / i-SENSYS D450d / i-SENSYS MF4370dn
1) Remove the 2 screws [1], and remove the main motor [2].
[2]

7.5.2 Separation Pad

7.5.2.1 Preparation for Removing Separation Pad

i-SENSYS MF4300dn / i-SENSYS MF4350d / i-SENSYS MF4380dn / i-
SENSYS MF4310/4318 / i-SENSYS MF4320d / i-SENSYS MF4330d / i-
SENSYS MF4340d / i-SENSYS D450d / i-SENSYS MF4370dn
1) Remove the front cover.(page 9-2)Reference[Removing the Front Cov-
er]
2) Remove the right cover.(page 9-2)Reference[Removing the Right Cov-
er]
3) Remove the left cover.(page 9-3)Reference[Removing the Left Cover]
4) Remove the rear cover.(page 9-2)Reference[Removing the Rear Cover]

7.5.2.2 Removing Separation Pad

i-SENSYS MF4300dn / i-SENSYS MF4350d / i-SENSYS MF4380dn / i-
SENSYS MF4310/4318 / i-SENSYS MF4320d / i-SENSYS MF4330d / i-
SENSYS MF4340d / i-SENSYS D450d / i-SENSYS MF4370dn
1) Remove the 2 screws [1], and remove the separation pad [2].
[1]
F-7-5
[1] [2] [1]
F-7-6

7.5.3 Pickup Roller

7.5.3.1 Removing Pickup Roller

i-SENSYS MF4300dn / i-SENSYS MF4350d / i-SENSYS MF4380dn / i-
SENSYS MF4310/4318 / i-SENSYS MF4320d / i-SENSYS MF4330d / i-
SENSYS MF4340d / i-SENSYS D450d / i-SENSYS MF4370dn
1) Open the scanner unit [1].
0020-2709
2) Open the printer cover [2].
0020-2710
3) Remove the pickup roller [2] by moving the 2 claws [1] to each end.
Do not touch the roller with bare hands.
0020-2711
[2]
0020-2712
[1]
Chapter 7
F-7-7
[1] [2] [1]
F-7-8
0020-2713
[1]
[2]
7-7