The PCDU section consists of four mechanisms: charge, photoconduction, development, and cleaning.
- Upper Mixing Coil
 - Lower Mixing Coil
 - Development Blade
 - Toner Supply Roller
 - Development Roller
 - OPC
 - Waste Toner Collection Coil
 - OPC Cleaning Blade
 - Charge Roller
 - Charge Roller Cleaner
 - Toner End Sensor
 - Toner End Detection Window