Sharp MX-5500N / MX-6200N / MX-7000N (serv.man19) Peripheral ▷ View online
MX-FNX4 DISASSEMBLY AND ASSEMBLY 6 – 47
k. Removal of paper folding roller
1) Disconnect the connectors [1] at two positions, and remove the
1) Disconnect the connectors [1] at two positions, and remove the
harness from the edge saddle [2] and the clamp [3].
2) Disconnect the connectors [4] at two positions, and remove the
harness from the edge saddle [5] at four positions.
3) Remove the three screws [6], and take out the paper folding/
paper pushing motor base [7].
4) Disengage the hooks on the upper sides of the tension spring
front [8] and the tension spring rear [9].
5)
Remove the two C-rings [10] at the back, and remove the sen-
sor flag [11] and the two bearings [12].
sor flag [11] and the two bearings [12].
6)
Remove the two C-rings [13] on the front side, and remove the
two gears [14].
two gears [14].
7)
Remove the two bearings [15].
8)
Open the saddle delivery tray [16].
9)
Remove the two screws [17], and remove the two alignment
plates [18].
plates [18].
10) Shift the two paper folding rollers [19] to the front side, and
remove it in the delivery direction.
[1]
[3]
[2]
[5]
[4]
[6]
[4]
[5]
[7]
[8]
[9]
[12]
[10]
[11]
[14]
[13]
[15]
[16]
[18]
[17]
[17]
[19]
MX-FNX4 DISASSEMBLY AND ASSEMBLY 6 – 48
CAUTION: When installing, install the gear [2] so that the paper
folding roller groove [1] faces in the proper phase.
(10) No. 1 paper deflection plate (MX-FNX4)
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 rear cover
1) Slide the tray cable cover [1] to the tray side, and remove it.
2) Remove the six screws [2], and lift and remove the rear cover
1) Slide the tray cable cover [1] to the tray side, and remove it.
2) Remove the six screws [2], and lift and remove the rear cover
[3].
c. Removal of saddle inlet front inside cover
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 inlet feed unit
1)
1)
Disconnect the connectors [1] at four positions, and remove
the harness from the clamp [2].
the harness from the clamp [2].
[1]
[2]
[1]
[2]
[2]
[1]
[3]
[2]
[1]
[2]
[1]
[1]
[2]
[1]
[1]
[1]
[2]
MX-FNX4 DISASSEMBLY AND ASSEMBLY 6 – 49
2) Remove the four screws [3].
3) Open the upper cover [4], and remove the inlet feed unit [5].
3) Open the upper cover [4], and remove the inlet feed unit [5].
f. Removal of No. 1 paper deflection plate
1) Disengage the pawl [1] of the No. 1 paper deflection plate
1) Disengage the pawl [1] of the No. 1 paper deflection plate
bearing, and pull the No. 1 paper deflection plate shaft [2] to
the back.
the back.
2) Remove the front shaft of the No. 1 paper deflection plate [3]
from the front side plate, and remove the No. 1 paper deflec-
tion plate.
tion plate.
(11) No. 2 paper deflection plate (MX-FNX4)
a. Removal of front cover
1)
1)
Open the front cover [1], and remove the clip [2].
2)
Lift the front cover [1], and remove it.
b. Removal of rear cover
1)
1)
Slide the tray cable cover [1] to the tray side, and remove it.
2)
Remove the six screws [2], and lift and remove the rear cover
[3].
[3].
c. Removal of saddle inlet front inside cover
1)
1)
Remove the three screws [1], and remove the saddle inlet front
inside cover [2].
inside cover [2].
[3]
[3]
[5]
[4]
[2]
[1]
[3]
1
2
[1]
[2]
[2]
[1]
[3]
[2]
[1]
[2]
[1]
MX-FNX4 DISASSEMBLY AND ASSEMBLY 6 – 50
d. Removal of front inside upper cover
1) Remove the four screws [1], and remove the front inside upper
1) Remove the four screws [1], and remove the front inside upper
cover [2].
e. Removal of inlet feed unit
1) Disconnect the connectors [1] at four positions, and remove
1) Disconnect the connectors [1] at four positions, and remove
the harness from the clamp [2].
2) Remove the four screws [3].
3) Open the upper cover [4], and remove the inlet feed unit [5].
3) Open the upper cover [4], and remove the inlet feed unit [5].
f. Removal of No. 2 paper deflection plate
1)
1)
Disengage the pawl [1] of the No. 2 paper deflection plate
bearing, and pull the No. 2 paper deflection plate shaft [2] to
the back.
bearing, and pull the No. 2 paper deflection plate shaft [2] to
the back.
2)
Remove the front shaft of the No. 2 paper deflection plate [3]
from the front side plate, and remove the No. 2 paper deflec-
tion plate.
from the front side plate, and remove the No. 2 paper deflec-
tion plate.
D. Electrical system
(1) Finisher controller PCB
a. Finisher controller PCB
a-1. Removal of rear cover
1)
1)
Slide the tray cable cover [1] to the tray side, and remove it.
2)
Remove the six screws [2], and lift and remove the rear cover
[3].
[3].
* For MX-FNX3, refer to 1-A-(2)-a.
[1]
[2]
[1]
[1]
[1]
[2]
[3]
[3]
[5]
[4]
[2]
[1]
[3]
1
2
[2]
[1]
[3]
[2]
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