Ricoh PRIPORT VT 2000 Series Service Manual page 115

28 February '91
4.9 CIRCUIT: VT2100/VT2130/VT2150
Full Master
Detecting SW
Pressure Plate
Position SW
Master Eject SW
Master Box SW
CN301-2
4.10 INPUT/OUTPUT: VT2100/VT2130/VT2150
Signal Name
Master Eject
Detection
Master Box
Detection
Full Master
Detection
Pressure Plate
Position
Master Eject
Solenoid
Master Eject
clamper Solenoid
+: Master Eject
Motor
----: Master Eject
Motor
A
CN104-27
CN104-25
CN104-24
CN104-26
GND
Master Eject Motor:
Turning counterclockwise
Turning clockwise
I/O Main Control Board
CN No.
I 104-24
I 104-26
I 104-27
I 104-25
0 104-28
0 102-29
0 104-29
0 104-30
Master Eject Motor
CN104-6
24V
CN104-28
CN102-29
CN104-29
CN104-30
Main Board
:
CN104-30 is connected to the GND
and CN104-29 is connected to 24V line.
:
CN104-29 is connected to the GND
and CN104-30 is connected to 24V line
Level
5 m
7.5V When the master eject detection switch
sec
turns on, the voltage at CN104-24 is 0V
0V
5 m When the master box switch turns on,
7.5V
sec
the voltage at CN104-26 is 0V
0V
5 m When the full master detection switch
7.5V
sec
turns on, the voltage at CN104-27 is 0V
0V
5 m
7.5V When the pressure plate position switch
sec
turns on, the voltage at CN104-25 is 0V
0V
When the master eject solenoid turns on,
24V
0V
the voltage at CN104-28 is 0V
When the master eject clamper solenoid
24V
0V
turns on, the voltage at CN102-29 is 0V
When the master eject motor turns
22V
clockwise, the voltage at CN104-29 is
0V
22V
When the master eject motor turns
22V
0V
counter clockwise, the voltage at
CN104-30 is 22V
The motor direction of rotation
is as viewed from A
2-88
Master Eject SOL
SOL
SOL Master Eject Clamper SOL
+
M
Master Eject Motor
Description