Sharp MX 4501N - Color Laser - All-in-One Installation Manual page 56

4) Turn ON the power switch on the operation panel.
F. Dust full sensor adjustment
* When the dust box guide is removed, the dust full sensor may
sense dust full earlier than the normal detection level. To prevent
against this, this adjustment must be performed.
1) Remove the screw, and remove the finisher rear cover.
2) Check to confirm that the LED1 on the finisher control PWB
flashes at a certain interval.
Set the DIP SW 2 and 5 to ON to execute the mechanism ini-
tializing of the finisher.
LED2 LED1
1
PSW2 PSW1
ON
1 2 3 4 5 6 7 8
ON
ON
2
MX3500N AR-PN1A/B/C/D 8 – 6
3) After completion of the mechanical initializing, press DSW1 to
perform the automatic adjustment of the dust full sensor. After
completion of the adjustment, the LED2 lights up.
LED2
PSW1
4) Set all the DIP switches to OFF, and check to confirm that the
LED2 turns OFF.
LED2
2
ON
1 2 3 4 5
5) Install the finisher rear cover, and fix it with the screw.
1
6 7 8