Copystar CS-2030 - Page 333

3A7
2-3-1
2-3-1 DF driver PCB
Figure 2-3-1 DF driver PCB block diagram
The DF driver PCB (DFDPCB) consists mainly of the motor driver ICs. It drives the original feed motor (OFM) and original
conveying motor (OCM) with control signals from the copier. It also relays 5 V DC supply and signals to each switch.
24 V DC
OCM A
OCM B
OCM A
OCM B
Motor
driver IC
IC
OCM
24 V DC
24 V DC
OFM A
OFM B
OFM A
OFM B
OFM
24 V DC
Motor
driver IC
Copier
Switches
DF driver PCB