Read Sharp MX-3500N / MX-3501N / MX-4500N / MX-4501N (serv.man11) Service Manual online
MX-3500N/4500N, MX-3501N/4501N 1 – 4
(2) Scanner (2/3 mirror unit) lock release
1)
Remove the optical unit fixing screw, and remove the note
label.
label.
B. Fusing heat roller pressing (F/R)
1)
Open the right door.
2)
Lower the pressure release lever to apply more pressure.
C. Primary transfer and transfer belt protection
sheet disassembly/cleaning roller pressing
1)
Open the front cover.
2)
Loosen the blue screw.
3)
Turn the blue screw (A) counterclockwise. Check to insure that
the lock is released as shown with (B), and open the drum
positioning unit. Pull out the drum positioning unit toward you.
* If this procedure is not executed, the intermediate transfer
the lock is released as shown with (B), and open the drum
positioning unit. Pull out the drum positioning unit toward you.
* If this procedure is not executed, the intermediate transfer
belt may be damaged.
4)
Remove the transfer belt protect sheet horizontally in the arrow
direction.
direction.
NOTE:
If the machine is left unused for one month or more, the heat
roller rubber may be deformed. In such a case, release the
pressure by pushing up both levers.
If the machine is left unused for one month or more, the heat
roller rubber may be deformed. In such a case, release the
pressure by pushing up both levers.
1
2
A
B
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