Ricoh PRIPORT VT 2000 Series Service Manual page 35

28 February '91
1.6 ELECTRICAL TIMING: VT2100/VT2130/VT2150
2nd Drum Position Sensor
2nd Original Sensor
Original Registration Sensor
Original Transport
Fluorescent Lamp
Reading Command
Master Feed Motor
T2:
No Image Area:
10 mm
T1: When the 2nd original sensor detects the original, the original
transport motor starts rotating.
T2: 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.
T3: 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.
T4: After the original is fed 14 millimeters, master feeding and master
making start.
T5: The master feed motor 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.
Original Set
T1
Scanning Position
16 mm
14 mm
Master Making Key "ON"
Drum Rotation Degree
T2
120
Original Feed
Length (14 mm)
NOTE: The original stops 12 millimeters
away from the corner of the
lower guide plate edge [A].
12 mm
[A]
2-8
o
T3
T4
Master Feed Length
(438 mm VT2100/VT2130)
(371 mm VT2150)
T5