Read Sharp MX-FNX3 / MX-FNX4 Service Manual online
MX-FNX4 DISASSEMBLY AND ASSEMBLY 6 – 64
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.
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.
C. Electrical system
(1) Punch module harness
a. Caution for removing punch module harness
CAUTION: The punch module may be opened during removal.
Open the punch module in advance, if necessary.
b. Removing rear cover
1) Remove the three screws [1] to remove the rear cover [2].
1) Remove the three screws [1] to remove the rear cover [2].
c. Removing right guide
1)
1)
Remove the four screws [1] to remove the right guide [2].
d. Removing the upper cover
1)
1)
Open the front door [1], and remove the three screws [2]. Pull
out the dial [3], and remove the upper cover [4].
out the dial [3], and remove the upper cover [4].
e. Removing punch module harness
1)
1)
Disconnect the two connectors [2] of the punch controller PCB
[1], and remove the harness from the edge saddle [3].
[1], and remove the harness from the edge saddle [3].
[1]
[1]
[2]
[1]
[2]
[1]
[2]
[2]
[1]
[4]
[3]
[4]
[2]
[3]
[1]
[2]
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