Toshiba 4560 Service Manual page 282

18.5.3 Block diagram for electrical signals
PPC
ACK1
REQ2
REQ1
CNT
ADF TXD
SGND
ADF RXD
SGND
ACK 2
DC+24V
4560/4570 RADF
RADF/ADF
PWA-F-LGC-770
EMP-SNS EMPS
REG-SNS REGS
SIZE-SNS1 SIZE S1
SIZE-SNS2 SIZE S2
EXIT-SNS EXIT S
DF-SW DF SW
JAM-SW JAM SW
EXIT-SW EXIT SW
18 - 24
Sensor
input
circuit
EEPROM
CPU
Driver
Interface
circuit
+5V
Rush
+5V current-
Driver
preventive
Power circuit
circuit
ROM
PASUCLU PASUCLU
DRVCLU DRVCLU
MOT MOT
Nov. 1997 © TOSHIBA