Developing Section - Kyocera Mita KM-4530 Service Manual

2-1-4 Developing section

The developing section consists of the developing unit and the toner hopper unit.
The developing unit consists of the developing roller where a magnetic brush is formed, the doctor blade and the
developing spirals that agitate the developer.
The toner hopper unit consists of the toner conveying spiral, toner draw spiral, and hopper agitation spring, turns on/off
the toner feed motor according to the toner sensor output voltage, and supplies toner in the toner hopper to the
developing unit. (The toner hopper unit is attached to the developing unit side (machine front.
1 Doctor blade
2 Developing magnet
3 Left developing spiral
4 Middle developing spiral
5 Right developing spiral
6 Toner sensor (TNS)
7 Developing housing
8 Developing unit upper seal
Developing
9 Toner feed motor (TFM)
0 Toner agitation motor (TAM)
! Toner level detection sensor (TLDS)
@ Toner draw spiral
# Toner conveying spiral
$ Toner feed spiral
% Toner feed case
Figure 2-1-24 Developing section
Developing unit
Toner hopper unit
unit
2BC/D
2-1-21