
3
© 2015 TOSHIBA TEC CORPORATION All rights reserved
e-STUDIO2008A/2508A/3008A/3508A/4508A/5008A
OUTLINE OF THE MACHINE
3 - 53
3.13 DEVELOPMENT SYSTEM
3.13.1
Configuration
The developer unit in this equipment has a recovered toner supply mechanism which recovers the
recovered toner scraped off by the drum cleaning blade and recycles the recovered toner. The
developer unit is driven by the main motor to rotate the mixers and developer sleeve.
Fig. 3-33
3.13.2
Construction
Developer unit
Developer material
PM parts
Mixers-1, -2 and -3
Developer sleeve (Magnet roller)
Doctor blade
Auto-toner sensor
S4
Drum thermistor
THMS4
EPU memory board
EPU
Recovered toner supply mechanism
(Toner recycling auger)
Toner cartridge
Toner cartridge PC board
CTRG
Toner cartridge interface PC board
CTIF
Toner motor
M4
Doctor blade
Drum
Developer sleeve
Auto-toner sensor
Mixer-3
Mixer-1
Mixer-2
Drum thermistor
Toner recycling auger
Toner
recovery roller
(35ppm/45ppm/50ppm)