Deck Main Pcb - Kyocera AD-63 Service Manual

2-3-1 Deck main PCB

DECK RXD
DECK TXD
FSW3 SIG
CM
The deck main PCB (PDMPCB) consists of the CPU IC8, which serially communicates with the copier main PCB (MPCB);
the deck paper conveying motor drive circuit; the paper deck motor drive circuits; the clutch drive circuit; the reset circuit; and
the LED drive circuit. It controls the entire large paper deck.
Communication
circuit
Deck paper
conveying
motor drive
circuit
PDM1
PDM1
drive circuit
PDM2
PDM2
drive circuit
Reset circuit
24 V DC
5 V DC
PGND
SGND
PLDSENS1
PLDSENS2
Figure 2-3-1 Deck main PCB block diagram
Latch ROM
CPU
(IC8)
Clutch
drive circuit
LED
drive circuit
Oscillator
circuit
PDMPCB
CCL
PFCL2
PFCL1
PPSENS1
PPSENS2
PPSENS3
PESENS
DLSW1
DLSW2
SCSW
DOSSW
5FF
2-3-1