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MX-FNX4  DISASSEMBLY AND ASSEMBLY  6 – 68

9) Disconnect the connector of the LED PCB [1].

10) Remove the slide shaft support [1] and sensor base (lower) [2].

CAUTION: The punch module that is set up as a service part is not

equipped with the slide shaft support [1]. When replac-
ing it, be sure to install the slide shaft support that has
been used in advance. Pay close attention to prevent
failure in installation of it causing malfunctions.

e. Removing LED PCB
1) Remove the screw [1] to remove the LED PCB [2].

a. Removing the outer cover
1) Remove the three screws [1] to remove the rear cover [2].

b. Removing the upper cover
1)

Open the front door [1], and remove the three screws [2]. Pull
out the dial [3], and remove the upper cover [4].

c. Removing photo sensor PCB
1)

Remove the screw [1].

2)

Disconnect the connector [2], and remove the photo sensor
PCB [3].

a. Removing right guide
1)

Remove the four screws [1] to remove the right guide [2].

[1]

[1]

[2]

[1]

[2]

[1]

[2]

[2]

[1]

[4]

[3]

[4]

[2]

[1]

[3]

[2]

[1]

[2]

MX-FNX4  DISASSEMBLY AND ASSEMBLY  6 – 69

b. Removing waste full sensor PCB
1) Remove the screw [1], disconnect the connector [2], and

remove the waste full sensor PCB unit [3].

a. Removing rear cover
1) Remove the three screws [1] to remove the rear cover [2].

b. Removing punch controller PCB
1) Remove the two screws [1] and disconnect the seven connec-

tors [7]. Then, remove the punch controller PCB [3].

[1]

[2]

[3]

[1]

[2]

[2]

[2]

[2]

[1]

[3]

MX-FNX4  DISASSEMBLY AND ASSEMBLY  6 – 69

b. Removing waste full sensor PCB
1) Remove the screw [1], disconnect the connector [2], and

remove the waste full sensor PCB unit [3].

a. Removing rear cover
1) Remove the three screws [1] to remove the rear cover [2].

b. Removing punch controller PCB
1) Remove the two screws [1] and disconnect the seven connec-

tors [7]. Then, remove the punch controller PCB [3].

[1]

[2]

[3]

[1]

[2]

[2]

[2]

[2]

[1]

[3]

MX-FNX4  DISASSEMBLY AND ASSEMBLY  6 – 69

b. Removing waste full sensor PCB
1) Remove the screw [1], disconnect the connector [2], and

remove the waste full sensor PCB unit [3].

a. Removing rear cover
1) Remove the three screws [1] to remove the rear cover [2].

b. Removing punch controller PCB
1) Remove the two screws [1] and disconnect the seven connec-

tors [7]. Then, remove the punch controller PCB [3].

[1]

[2]

[3]

[1]

[2]

[2]

[2]

[2]

[1]

[3]