AR-121E (serv.man2). AR121E-Service Manual - Sharp Copying Equipment Service Manual (repair manual). Page 4

  1) 2) 3) Open the side and front cabinets of the copier.
  4) Remove the locking tape of the developer unit.
  5) Remove the screw which is fixing the copier and Developer unit.
  6) Remove Developer unit slowly from the copier.

  7) Remove the screw (1 pc).
  8) Remove Upper developer unit.

  9) Shake the aluminum bag to stir developer
10) Supply developer from the aluminum bag to the top of the MX

roller evenly.

Note: Be careful not to splash developer outside Developer unit.

11) Attach Upper developer unit and fix it with a screw.
12) Rotate the MG roller gear to distribute developer evenly.

Note: Never rotate the gear in the reverse direction.
Note: When carrying Developer unit, do not tilt it extremely as

shown with the arrow in the figure below.
(Prevention of splash of developer)

13) Insert Developer unit carefully into the copier.

Note: Quick insertion may result in splash of developer. Be sure to

insert carefully.

14) Confirm that Developer unit is completely inserted to the bottom of

the machine, fix Developer unit and the machine with a screw.

15) Completion of Developer unit installation

1) To prevent against uneven distribution of toner, hold Toner unit with

both hands and shake it several times horizontally.

2) Hold the section of Toner unit shown in the figure below, remove

the packing tape, and remove the cushion.

3) Pull out the cushion in the arrow direction.

AR-151E

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