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MX-M503N  MX-FN10  7 – 5

2)

Connect the finisher connector with the connector of the main
unit, and tighten the screw.

1)

Attach the label to the position indicated in the figure.
[For scanner] (package part No. 10)

[For DSPF/RSPF] (package part No. 11)

1)

Insert the power plug of the main unit into the power outlet.

2)

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

3)

Turn ON the power switch on the operation panel.

Label attachment
reference
* Corner of the

"upper cabinet rear"

Corner R end fitting

Corner R end fitting

1mm

1mm

1mm

1mm

DSPF

RSPF

MX-M503N  MX-PNX5A/B/C/D  8 – 1

MX-M503N

Service Manual

 

1)

Check that all the items are included in the package.

* Use the punch position labels bundled with the MX-FN10.

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

the operation panel does not light up or blink.

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.

4)

Disconnect the connector between the main unit and the sad-
dle finisher.

1)

Release the lock and separate the saddle finisher from the
main unit.

1

Harness A (Purple)

1

2

Harness B (Gray)

1

3

Punch jam processing label

1

000-0000

1

2

3

MX-M503N  MX-PNX5A/B/C/D  8 – 2

2)

Remove the screw, and remove the rear cover.

3)

Remove the screw, and remove the front lower cover.

4)

Open the front cover. Remove the screw, and remove the front
inner cover.

5)

Remove the screw, and remove the dummy punch guide. 

6)

Install the punch unit to the saddle finisher. 
Fix the punch unit with the screw which was removed from the
dummy punch guide.
* Before installing, remove the dust box. 
* Check to confirm that the punch guide pin is securely

inserted into the guide pin insertion hole of the finisher.

* Check to confirm that the pawl (A) is engaged with the plate

frame. 

7)

Connect the harness on the punch unit side with the PWB on
the finisher side.

MX-M503N  MX-PNX5A/B/C/D  8 – 3

8)

Fix the front inner cover with screws, and close the front
cover. 

9)

Fix the front lower cover with a screw.

10) Fix the rear cover with a screw. 

11) Install the saddle finisher to the main unit.

1)

Open the front cover, apply the punch jam processing label
(package part No. 3) in position as shown in the figure.

1)

Attach the label to the position indicated in the figure.
[For scanner]

000-0000

Label attachment reference

Second label

Corner R end fitting

Lose the
clearance.

First label

Label attachment

reference
Corner of the "upper

cabinet rear"

Corner R end fitting