Sharp MX-FN19 / MX-FN20 / MX-PN12 (serv.man2) Service Manual ▷ View online
MX-FN19 MAINTENANCE 4 – 9
3) Remove the two screws [6], and open the harness holder [7] at
three positions, and disconnect the connectors [8] at two posi-
tions.
tions.
4) Insert your finger into the hole in the back of the No. 1 tray [9],
and push the tray lift motor gear [10] toward you to release the
clutch, and lift the No. 1 tray [9].
clutch, and lift the No. 1 tray [9].
CAUTION: When the clutch of the tray lift motor gear is released, it
falls by its own weight. When releasing the clutch,
therefore, hold the tray at the bottom in advance. When
installing it, take care not to twist the tray cable.
therefore, hold the tray at the bottom in advance. When
installing it, take care not to twist the tray cable.
i. Removal of No. 2 tray
CAUTION: Note for installing or moving the tray
When moving down the tray, push up the shutter [1],
and release the latch [2] on the lower surface of the tray
to lower the tray.
When the latch is released, the tray will free-fall. Hold
the tray with your hand during the removal.
and release the latch [2] on the lower surface of the tray
to lower the tray.
When the latch is released, the tray will free-fall. Hold
the tray with your hand during the removal.
1)
Remove the screw [1], and remove the stopper [2].
2)
Remove the two screws [3], and disconnect the connector [4].
3)
Insert your finger into the hole in the back of the No. 2 tray [5].
Push the tray lift motor gear [6] toward you to release the
clutch, and lift the No. 2 tray [5].
Push the tray lift motor gear [6] toward you to release the
clutch, and lift the No. 2 tray [5].
CAUTION: When the clutch of the tray lift motor gear is released, it
falls by its own weight. When releasing the clutch,
therefore, hold the tray at the bottom in advance so as
not to twist the tray cable.
therefore, hold the tray at the bottom in advance so as
not to twist the tray cable.
[7]
[8]
[6]
[6]
[9]
[10]
[2]
[1]
[2]
[1]
[4]
[3]
[3]
[5]
[6]
MX-FN19 MAINTENANCE 4 – 10
j. Removal of grate-shaped lower guide
1) Remove the ten screws [1], and remove the grate-shaped
1) Remove the ten screws [1], and remove the grate-shaped
lower guide [2].
CAUTION: When installing, be careful not to damage the grate-
shaped lower guide by hanging it to the sensor flag arm
on the delivery side.
on the delivery side.
(7) Front inside upper cover
a. Removal of front cover
1) Open the front cover [1], and remove the clip [2].
2) Lift the front cover [1], and remove it.
1) Open the front cover [1], and remove the clip [2].
2) Lift the front cover [1], and remove it.
b. Removal of front inside lower cover (FN19)
1) Remove the screw [1], and remove the leg cover [2].
1) Remove the screw [1], and remove the leg cover [2].
2)
Remove the three screws [3], and shift the front inside lower
cover [4] to the left side, and remove it.
cover [4] to the left side, and remove it.
c. Removal of saddle inlet front inside cover (FN20)
1)
1)
Remove the three screws [1], and remove the saddle inlet front
inside cover [2].
inside cover [2].
d. Removal of front inside upper cover
1)
1)
Remove the four screws [1], and remove the front inside upper
cover [2].
cover [2].
[1]
[1]
[1]
[2]
FN19
[1]
[2]
FN20
[1]
[2]
[1]
[1]
[2]
[1]
FN19
FN20
MX-FN19 MAINTENANCE 4 – 11
(8) Front inside lower cover
a. Removal of front cover
1) Open the front cover [1], and remove the clip [2].
2) Lift the front cover [1], and remove it.
1) Open the front cover [1], and remove the clip [2].
2) Lift the front cover [1], and remove it.
b. Removal of front inside lower cover (FN19)
1) Remove the screw [1], and remove the leg cover [2].
1) Remove the screw [1], and remove the leg cover [2].
2) Remove the three screws [3], and shift the front inside lower
cover [4] to the left side, and remove it.
c. Removal of saddle inlet front inside cover (FN20)
1)
1)
Remove the three screws [1], and remove the saddle inlet front
inside cover [2].
inside cover [2].
d. Removal of front inside upper cover
1)
1)
Remove the four screws [1], and remove the front inside upper
cover [2].
cover [2].
e. Removal of front inside lower cover
(FN19)
1)
(FN19)
1)
Remove the screw [1], and remove the leg cover [2].
FN19
[1]
[2]
FN20
[1]
[2]
[1]
[1]
[2]
[1]
FN19
FN20
MX-FN19 MAINTENANCE 4 – 12
2) Remove the three screws [3], and shift the front inside lower
cover [4] to the left side, and remove it.
(FN20)
1) Remove the screw [1], and remove the roller knob [2].
2) Remove the four screws [3], and remove the front inside lower
1) Remove the screw [1], and remove the roller knob [2].
2) Remove the four screws [3], and remove the front inside lower
cover [4].
(9) PCB cover
a. PCB cover
1) Remove the seven screws [1], and remove the PCB cover [2].
1) Remove the seven screws [1], and remove the PCB cover [2].
B. Drive system
(1) Stapler
a. Removal of front cover
1)
1)
Open the front cover [1], and remove the clip [2].
2)
Lift the front cover [1] to remove it.
b. Removal of front inside lower cover (FN19)
1)
1)
Remove the screw [1], and remove the leg cover [2].
2)
Remove the three screws [3], and shift the front inside lower
cover [4] to the left side, and remove it.
cover [4] to the left side, and remove it.
[3]
[2]
[3]
[1]
[4]
[1]
[1]
[2]
FN19
[1]
[2]
FN20
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