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MX-FNX4 DISASSEMBLY AND ASSEMBLY 6 – 66
f. Wiring punch module harness
CAUTION: Displacement of punch module harness leads to mal-
functions. Correctly provide wiring as shown below.
1) Fix the punch module harness to the position that each of the
two tie wraps [1] of the punch module harness is at the outside
of the two clamps [2].
of the two clamps [2].
(2) LED PCB
a. 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].
b. Removing right guide
1)
1)
Remove the four screws [1] to remove the right guide [2].
c. 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].
d. Removing punch module
1)
1)
Remove the E-ring [1], washer [2], and the punch spring [3].
[1]
[2]
[1]
[2]
FPE
FPHPD
FPNM
LED PCB
Photo sensor PCB
FPSHPD
FPSM
Punch
control
PCB
[1]
[2]
[1]
[2]
[2]
[1]
[4]
[3]
[4]
[2]
[3]
[1]
[2]
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