Sharp AR-121E Service Manual page 78

(4) Remove the PPD1 sensor PWB.
1)
3)
Wire treatment
(5) Remove the E-ring and remove the manual paper feed
transport roller.
4)
3)
2)
3)
1)
2)
(6) Remove the cassette detection switch.
3)
Wire treatment
(7) Remove the multi cover.
Multi cover
8-13
AL-1000/1010
1)
3)
2)
1)