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MX-M753N  MX-FN14  7 – 1

MX-M753N

Service Manual

 

When removing or moving, be sure to perform by two persons not
to drop the unit.

1)

Remove the fixing member and remove the top case.

2)

Remove the packaged parts from the packing material.

3)

Remove the upper packing material.

4)

One person holds the machine so that it does not fall down.
The other person tilts the machine a little to remove packing
material. Remove the vinyl cover.

5)

Bring the base of the unit into contact with the floor so that it
does not fall down.
(Be careful the base section can be unstable.)

6)

Tilt the machine to the opposite side a little, and remove pack-
ing material on the opposite side. Remove the vinyl cover.

7)

Slowly bring the base section of the machine on the opposite
side to contact with the floor.

8)

Pull out the slope and the fixing pin from the pallet.

9)

Fix the slope to the pallet with the screw.

MX-M753N  MX-FN14  7 – 2

10) Carefully remove the finisher from the pallet.

Remove the tape from the finisher.
Remove the shipment locking material with red note.
1)

Remove the tape and fixing member.

2)

Remove the screw, and remove lift tray rail section transit fix-
ing members (4 positions).

1)

Check that all the items are included in the package.

<Note before installation>
* Before starting installation, check to insure that the data lamp on

the operation panel is not on or blinking.

1)

Turn OFF the power switch on the operation panel.

2)

Open the front cabinet.
Turn OFF the power switch in the front cabinet of the main unit. 

3)

Disconnect the power plug of the main unit from the power out-
let.

1

Positioning pin

1 pc.

7

Screw H (M4 x 14)

2 pcs.

2

Earth plate

1 pc.

8

Screw I (M4 x 18)

4 pcs.

3

Earth mounting plate

1 pc.

9

Staple cartridge

1 pc.

4

Rail mounting plate

1 pc.

10

Clamp

1 pc.

5

Staple label

2 pcs.

11

Power code

1 pc.

6

Screw G (M4 x 8)

3 pcs.

12

Punch position label

2 pcs.

1

2

6

3

4

7

9

10

11

12

8

5

OFF

MX-M753N  MX-FN14  7 – 3

1)

Attach the positioning pin with two fixing screws I to the left
upper section of the main unit. Be careful to the attachment
direction of the positioning pin.

2)

Attach the earth plate with the fixing screws H (2 pcs.) to the
left lower section of the main unit.
In this case, attach so that the R mark on the earth plate faces
up.

3)

Pull out the lock release lever on the left side of the main unit,
and open the left door.

4)

Remove the paper exit cover on the upper side of the left door.

5)

Close the left door.

6)

Install the connection plate to the main unit with the fixing
screws I (2 pcs.).

1)

Install the plate to the finisher as shown in the figure, and fix it
with the fixing screw G (1 pc).

2)

Install the rail and the finisher with two screws G (M4 x 6).

F

R

2

1

MX-M753N  MX-FN14  7 – 4

1)

Bring the finisher closer to the main unit and check that the
guide pin of the main unit enters into the connection hole in the
finisher smoothly.

2)

At that time, check that the center of the guide pin is in the cen-
ter of the scale marked on the side of the connection hole, and
the pin direction coincides with the hole direction.

3)

If the guide pin is not in the center, or if the guide pin does not
enter smoothly, adjust as follows.

4)

Open the front cover upper.
Remove the clip, and loosen the mounting screws of the
hinges (2 positions) until the positioning dove is disengaged.
Then remove the front door.

5)

Remove the fixing screws (2 pcs.) of the front cover lower, and
remove the front cover lower.

6)

Remove the fixing screw (1 pc.) of base cover and remove the
base cover.

7)

Loosen the fixing screws (2 pcs for each) of four casters.