(3) Drum unit and developer
Drum unit
3
2
1 Drum board (KP-748)
2 Waste toner full sensor [board] (KP-766)
3 Waste toner full sensor (receiver)
4 Eraser lamp [board] (KP-752)
5
4
1
7
6
Figure 4-3-3 Drum unit and developer
5 Zener board (KP-768)
6 Toner sensor
7 Toner motor
4-25
Developer
FS-1900