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MX-FN11  DISASSEMBLY AND ASSEMBLY  5 – 48

2) Turn the gear [1] in the arrow direction, and move the punch

module [2] to the front.

3) Remove the three screws [1] and the sensor base (upper) [2].

Then, disconnect the connector of the photo sensor PCB [3].

4) Disconnect the connector [1], and remove the screw [2]. Then,

remove the horizontal registration home position sensor [3].

5)

Turn the gear [1] into the arrow direction, and move the punch
module [2] to the back side.

6)

Hold the pawl of the tie wrap with lock [1], and remove it.
(Remove without cutting the tie wrap.)

7)

Disconnect the three connectors [2], and remove the screw [3].
Then, remove the harness guide [4].

8)

First, lift the front side of the punch model [1], and move it in
the arrow direction. Then, remove the punch module [1].

[1]

[2]

[2]

[1]

[1]

[3]

[2]

[1]

[3]

[1]

[2]

[2]

[1]

[2]

[4]

[3]

[1]

MX-FN11  DISASSEMBLY AND ASSEMBLY  5 – 49

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-FN11  DISASSEMBLY AND ASSEMBLY  5 – 50

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-FN11  MAINTENANCE  6 – 1

MX-FN11

Service Manual

 

✕ : Check { : Cleaning ▲ : Replace ∆ : Adjust ✩ : Lubricate † : Move position
(Clean, replace, and adjust, if necessary.)

No.

Parts name

When 

calling

300K

600K

900K

1200K

1500K

1800K

2100K

2400K

2700K

3000K

Remarks

1

Transport rollers

{

{

{

{

{

{

{

{

{

{

{

2

Transport paper guides

{

{

{

{

{

{

{

{

{

{

{

3

Gears

✕

✕

✕

✕

✕

✕

✕

✕

✕

✕

✕

Lubricate necessary parts 
(Specified positions)

4

Belts

✕

✕

✕

✕

✕

✕

✕

✕

✕

✕

✕

5

Sensors

✕

✕

✕

✕

✕

✕

✕

✕

✕

✕

✕

6

Discharge brush

✕

✕

✕

✕

✕

✕

✕

✕

✕

✕

✕

7

Stapler unit

Replacement reference: Replace the unit after 100K of staple.

8

Punch module

Replacement reference: Replace the unit after 1000K of staple.

9

Staple cartridge

To be replaced by user for every 5000 pcs.

1

1 1

7

8

1

1

1

Sensor

5

5

5

5

5

5

5

5

5

5

5

5

5

5

5

5

5

5

5

5

5

5