Duplex; General Wiring Diagram - Oki B930 Service Manual

Signal line name
FMOT4 A, FMOT4 B, FMOT4 /A, FMOT4 /B
TRAY4 LEVEL UP(H)+5VDC
TRAY4 PAPER SENSED(L)+5VDC
TRAY4 PRE FEED SENSED(L)+5VDC
TRAY4 SIZE SWITCH SIGNAL
TRAY4 SIZE SWITCH S5 ON(L)+5VDC
TRAY4 FEED OUT PAPER SENSED(L)+5VDC
◆ Paper size detection
The ON/OFF pattern of each switch (S1-S5) of TRAY4 PAPER SIZE SWITCH and the relation of
paper size and the output voltage of TRAY4 SIZE SWITCH SIGNAL are as follows.
Paper Size
No Tray
5.5"Å~8.5"SEF/A5 SEF
B5 SEF
8.5"Å~13"SEF
8.5"Å~14"SEF
A4 SEF
8.5"Å~11"SEF
A4 LEF
A3 SEF
B5 LEF/ Executive LEF
8K SEF (TFX/GCO)
B4 SEF
8.5"Å~11"LEF
16K LEF(TFX/GCO)
11"Å~17"LEF

Duplex

General Wiring Diagram

The following describes the legend of the general wiring diagram shown on the next page.
Symbols
TRAY4 FEED LIFT UP MOTOR exciting signal
Rise (paper feed possible level) detection signal of
plate in Tray4 by SENSOR (Tray4 Level Sensor)
Paper detection signal in Tray4 of SENSOR (Tray4
No Paper Sensor)
Feed paper detection signal from Tray4 by SENSOR
(Tray4 Pre Feed Sensor)
Paper size detection signal (analog value) of TRAY4
PAPER SIZE SWITCH
S5 in TRAY4 PAPER SIZE SWITCH ON/OFF detec-
tion signal
Paper detection signal by TRAY4 FEED OUT SEN-
SOR in transport section
S1 S2
OFF OFF OFF
OFF OFF
OFF OFF
OFF ON OFF
OFF ON OFF
OFF ON
OFF ON
ON OFF
ON OFF
ON ON OFF
ON ON OFF
ON ON OFF
ON ON
ON ON
ON ON
Denotes a connection between parts with harnesses and wires.
4-30
Description
S3 S4 S5
OFF OFF
ON OFF OFF
ON ON ON
ON OFF
ON ON
ON OFF OFF
ON OFF ON
ON OFF OFF
ON ON OFF
OFF ON
ON OFF
ON ON
ON OFF OFF
ON OFF ON
ON ON ON
Description
Output
Voltage(V)
3.06Å}0.05
2.65Å}0.05
2.45Å}0.05
2.05Å}0.05
1.85Å}0.05
1.07Å}0.05
0.87Å}0.05
0.68Å}0.05
0.49Å}0.05
0.29Å}0.05
0.10Å}0.05