2-3-2
Control PWB
Laser scanner
unit I/F
Duplex solenoid
Registration clutch
MP paper feed
solenoid
Paper feed clutch
Developing clutch
Paper feed sensor
MP paper feed
sensor
Main motor
Optional
paper feeder I/F
Exit sensor
Toner sensor
Waste toner
sensor
Eraser lamp
Right/Left cooling
fan motors
High voltage PWB
Control PWB
Engine
Engine I/F
EEPROM
Figure 2-3-3 Control PWB block diagram
Main controller
+3.3 V
Optional expanded
memory (DIMM)
2LY/2LZ
Operation
panel PWB I/F
USB I/F
Memory card I/F
KUIO I/F
2-3-3