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2-3-1 Consists of electric circuit
Figure 2-3-1 Electric circuit block diagram
The electric circuit of the copier consists of the composition PCB (CPCB), main PCB
(MPCB), scanner control PCB (SCPCB), high voltage transformer PCB (HVTPCB),
transfer charger belt bias PCB (TCBPCB), operation unit main PCB (OMPCB),
operation unit left PCB (OLPCB), operation unit right PCB (ORPCB), humidity sensor
PCB (HUMPCB), RDH main PCB (RDHMPCB) and each load, switch.
2-3-1
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2-3-2 Composition PCB
Figure 2-3-2 Composition PCB block diagram
Composition PCB consists of the circuit shown in FIgure 2-3-2 and each circuit operates
as follows.