Canon iR1200 Series Service Manual page 227

Chapter 9
[2]
[1]
F-9-22
9.3.3.7 Removing
Controller PCB
1) Disconnect the 4 connectors [1] used to connect the
image processor PCB and the power supply unit.
2) Disconnect the connector [2] used to connect the
NCU PCB and the power supply unit.
3) Disconnect the connector [3], and free the harness
[4] from the harness guide [5].
[3] [4]
F-9-23
4) Disconnect the 3 connectors [1].
9-14
the DC
0006-3093
[1]
[5] [4] [2]
[1]
F-9-24
5) Disconnect the connector [1].
For installation, fix the flexible cable tightly using a
double-sided tape.
[1]
F-9-25
6) Remove the copyboard cover. (If the machine has
the ADF, the ADF need not be removed.)
7) Remove the cassette.
8) Place the machine so that its pickup side is at the
bottom.
[1]
[1]