Canon External 2/3 Hole Puncher-B1, Руководство по обслуживанию

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Chapter 3
3-2
When removing the punch unit, the punch unit section sometimes opens.
If necessary, perform work with the punch unit section in an open state.
3.2.3.2 Removing the Punch Unit
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1) Remove the rear cover.
2) Remove the right guide unit.
3) Remove the upper cover.
4) Remove E-ring [1], washer [2], and puncher spring [3].
F-3-6
5) Turn the gear [1] in the direction of the arrow, and move the punch unit
section [2] to the front side.
F-3-7
6) Remove the three screws [1], and remove the sensor mount (upper) [2].
Then, remove the connector [3] on the photosensor PCB.
F-3-8
7) Disconnect the connector [1] and remove the screw [2], and remove the
horizontal registration home position sensor [3].
F-3-9
8) Turn the gear [1] in the direction of the arrow, and move the punch unit
section [2] to the far side.
F-3-10
9) Remove the tie wrap with lock [1] while holding its claw between your
fingers. (The tie wrap must be removed without being cut.
10) Disconnect the three connectors [2] and remove the screw [3], and re-
move the harness guide [4].
[2]
[1]
[3]