Drum Unit (D-Unit) Drive Control - Canon imagerunner C5180 Service Manual

Chapter 9
primary charging roller

9.6.1.3 Drum Unit (D-UNIT) Drive Control

parts name
developing cylinder
toner stirring screw
primary charging roller
photosensitive drum
auxiliary brush, cleaning sheet drum ITB motor (M1)
developing
motor (pulse)
ATR sensor
9-30
Drum unit
Drum
drive
developing motor (M12 to 15)
developing motor (M12 to 15)
follows the photosensitive drum
drum ITB motor (M1)
DC controller PCB
developing motor
drive signal
M
developing
cylinder
toner stirring screw
DC controller PCB2 (MAICY)
CPU
current i
I/V conversion
HV1 PCB
F-9-23
T-9-25
driven via the gear
driven via the gear
driven via the gear
(reciprocate in the direction of the drum
shaft)
ITB drum motor
drive signal
M
cleaning sheet
primary charging roller
auxiliary brush
photosensitive drum
F-9-24
A/D conversion
detected
voltage V
rectification
circuit
HV1-SUB PCB
remarks
drum ITB
motor (DC)