Ricoh C211 Service Manual page 36

1.2 ELECTRICAL TIMING: VT2100/VT21 30/VT2150
Original Set Master Making Key "ON"
T I
I I
2nd Drum Position Sensor
2nd Original Sensor
#j+—
I
Original Registration Sensor
I
,
Drum Rotation Degree
I
I T2 : I 4
ono
TI :
T2:
T3:
T4:
T5:
Original Transport
Fluorescent Lamp
Reading Command
Len:t: (14 mm),
Master Feed Motor
+
((
~~ ~~!~~~~~~
~~n~th ~.. .
(43FI mm VT71 ~0/VT!X !?(3)
(371 mm VT21 50)
NOTE: The original stops 12 millimeters
T2:
Scanning Position
\
..!
away from the corner of the
—— —
,
IP mm 1
lower guide plate edge [A].
No Image Area
10 mm
Ik:t:ik": ,
—
o
When the 2nd original sensor detects the original, the original transport
motor starts rotating.
One original is fed and when the original registration sensor detects the
original, the original transport motor stops the original position is then as
shown above,
After the master eject process is finished and the second drum position
sensor is activated, the drum rotates 120 degrees more and then the
original transport motor turns on,
After the original is fed
making start.
The master feed motor
14 millimeters, master feeding and master
stays on until it feeds the master 437 mm, The
original transport motor stops when the master feeding stops, At that
time the fluorescent lamp also turns off.
2-2