Toshiba e-STUDIO2500c, Service Manual, Page: 233 / 402

11
May 2006 © TOSHIBA TEC e-STUDIO2500c/3500c/3510c PROCESS UNIT RELATED SECTION
11 - 1
11. PROCESS UNIT RELATED SECTION
11.1 General description
The equipment has 4 process units (EPU: Electrographic Processing Unit). Each process unit consists
of the drum cleaner unit and developer unit which are unified, and it corresponds to the image forming
process of Y, M, C, K colors. Also, the main charger unit is installed with the cleaner unit, and the dis-
charge LEDs are installed on the ozone duct.
This chapter explains about the process unit and parts around this unit which are provided for image
formation. Except the developer unit, which is one of units composing the process unit, is described in
chapter 12 in detail.
Fig. 11-1
Fig. 11-2
Drum (Y) Drum (M) Drum (C) Drum (K)
Drum cleaner unit (Y)
Process unit (Y)
Drum cleaner unit (M)
Process unit (M)
Toner bag
Temperature/Humidity sensor
Drum cleaner unit (K)
Process unit (K)
Drum cleaner unit (C)
Process unit (C)
Cleaning blade
Drum
Drum cleaner unit
Conductive recovery blade
Toner recovery auger
Drum thermistor
Main charger grid Main charger unit
Discharge LED
Ozon duct
Needle electrode