Copystar CS-3035 - Desk Main PCB

3CC
2-3-1
2-3-1 Desk main PCB
Motor
driver
(IC8)
DDM
DESK RXD
DSSW
DFSW
Copier
main PCB
(MPCB)
DESK TXD
FSW SIG
DMPCB
CPU
(IC5)
DCLM-U
DCLM-L
DPFCL-U
DPFCL-L
DFCL
DPSW-U
DPSW-L
DLICSW-U
DLICSW-L
DPLSW-U
DPLSW-L
DPWSW-U
DPWSW-L
Figure 2-3-1 Desk main PCB block diagram
The desk main PCB (DMPCB) is controlled from the copier main PCB (MPCB) which controls the inputs from and outputs
to the motors, clutches and switches on the paper feed desk through the CPU IC5 serially via two-way serial/parallel 8-bit
data conversion.