Ricoh C211 Service Manual page 55

1.20 CIRCUIT: VT2300/VT2500
Paper
1st Paper
Exit Sensor
Paper
2nd Paper
Exit Sensor
Main Control P.C.B.
Relav Board
I 2V
CN1 02-4
CN104-13
CN104-31
(GND)
CNI04-15
CN104-33
12V
CNI 02-3
CN1 04-32
(GND)
CN104-34
>N301 -5
CN302-7
l-l
AC1OOV
1.21 lNPUT/OUTPUT: VT2300/VT2500
Signal Name
1/0
Main Control PCB
CN No.
Level
1st Paper Exit
7.5v~ 5m
Sensor I CNI02-32
J1JlIlZ
2nd Paper Exit
7.5v ~ 5 m
Sensor I CN1 04-38
m
Relay: Blower
o CNI02-10
27! OV
CN304-I
CN304-2
CN304-3
o
~ Air Knife
Motor
Q
M Vacuum Motor
(Blower)
I
50Hz only)
Description
When the paper passes, the
voltage at CN 102-32 is more than
3 v,
When the paper passes, the
voltage at CN 104-38 is more than
3 v.
When the air knife motor and the
vacuum motor turn on, the voltage
at CN102-10 is O V.