Canon i-SENSYS MF4120, Service Manual

Page: 96 / 140

Chapter 9
9-4
F-9-12
Points to Note When Attaching
Make sure to attach the link stopper [2] after attaching the right cover. If at-
taching the link stopper while attaching the cartridge cover, it may drop in-
side the machine.
4) With the cartridge cover [1] opened, detach it upward.
F-9-13
9.3.7 Operation Panel Unit
9.3.7.1 Removing the Control Panel Unit
0014-5954
i-SENSYS MF4150 / i-SENSYS MF4140 / i-SENSYS MF4120 /
1) Remove the 2 screws [1] and the 2 claws [2].
F-9-14
2) Disconnect the connector [1], and remove the control panel unit [2].
F-9-15
9.3.8 SCNT Board
9.3.8.1 Preparation for Removing the SCNT Board
0014-5944
i-SENSYS MF4150 / i-SENSYS MF4140 / i-SENSYS MF4120 /
1) Remove the front cover.
2) Remove the right cover.
9.3.8.2 Removing the SCNT Board
0014-5945
i-SENSYS MF4150 / i-SENSYS MF4140 / i-SENSYS MF4120 /
1) Remove the SCNT board [3].
- 9 connectors [1]
- 4 screws [2]
F-9-16
9.3.9 DCNT Board
9.3.9.1 Preparation for Removing the DCNT Board
0014-5976
i-SENSYS MF4150 / i-SENSYS MF4140 / i-SENSYS MF4120 /
1) Remove the front cover.
2) Remove the right cover.
3) Remove the left cover.
9.3.9.2 Removing the DCNT Board
0014-5977
i-SENSYS MF4150 / i-SENSYS MF4140 / i-SENSYS MF4120 /
1) Remove the 2 guides [1] in the direction of the arrow.
F-9-17
2) Unhook the claw [1], and remove the cable guide [2] in the direction of
the arrow.