MX-6240N, MX-7040N (serv.man16). Installation Manual (Revised May 2017). - Sharp Copying Equipment Service Manual (repair manual). Page 16

MX-7040N  MX-6240N/7040N (MAIN UNIT)  2 – 6

3)

Remove the screw of the positioning unit. Check to confirm
that the arrow marks of the positioning release button are
aligned together, and press the positioning release button to
open the positioning unit.

NOTE: If the arrow marks of the positioning release button are

not aligned, turn the positioning release button clock-
wise to align the arrow marks. 
If the operation is executed without aligning the arrow
marks of the positioning release button, the primary
transfer belt may be damaged. 

NOTE: Press the positioning release button, then open the

positioning unit.

4)

Release the lock, and pull out and remove the developer unit.

5)

Remove the screw, and remove the DV cover.

6)

Infuse the developer  in the DV unit.

NOTE: When supplying developer, rotate the coupling pulley

in the DV unit rear side in the arrow direction during
the operation.

NOTE: Keep the DV unit with developer in it horizontally.

Since this unit employs the trickle development
method, if the DV unit is tilted, developer may fall into
the waste toner transport section because of its struc-
ture.

7)

Attach the DV cover, and fix the screw.