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c-25) Remove the 2 screws [1], 1 stepped screw [2] and 1 hook [3] to detach the hopper unit (Bk) [4].
[Caution] When installing the hopper unit (Bk), perform the following procedure to install the toner supply
mouth pointing upward.
1) Check that the black developing assembly pressure lever is pulled. Fit teeth [A] of the rail cover (rear) [1]
and teeth [B] of the gear [2] together and then push in the rail cover (rear) until it stops.
[Reference] The photo shows the location of the black developing assembly pressure lever [a].