3NB/3ND/3N0/3NK
2-3-15
Connector
Pin
Signal
I/O
Voltage
DescrIption
YC1
1
GND
-
-
Ground
Connected to
the tray over-
flow switch 1
to 5 and tray
eject sensor
2
OFS1
I
0/5 V DC
TOFSW1: On/Off
3
5V
O
5 V DC
5 V DC power output
4
GND
-
-
Ground
5
OFS2
I
0/5 V DC
TOFSW2: On/Off
6
5V
O
5 V DC
5 V DC power output
7
GND
-
-
Ground
8
OFS3
I
0/5 V DC
TOFSW3: On/Off
9
5V
O
5 V DC
5 V DC power output
10
GND
-
-
Ground
11
OFS4
I
0/5 V DC
TOFSW4: On/Off
12
5V
O
5 V DC
5 V DC power output
13
GND
-
-
Ground
14
OFS5
I
0/5 V DC
TOFSW5: On/Off
15
5V
O
5 V DC
5 V DC power output
16
LED
O
0/5 V DC
LED signal
17
GND
-
-
Ground
18
TEJS
I
5/0 V DC (pulse)
TEJS: Off/On (receiving)
19
5V
O
5 V DC
5 V DC power output
YC2
1
5V
O
5 V DC
5 V DC power output
Connected to
the tray eject
sensor, mail
home posi-
tion switch
and tray
overflow
switch 6/7
2
LED
O
5/0 V DC (pulse)
TEJS (emitting)
3
GND
-
-
Ground
4
HP SIG
I
0/5 V DC
MPESW: On/Off
5
5V
O
5 V DC
5 V DC power output
6
GND
-
-
Ground
7
OFS6
I
0/5 V DC
TOFSW6: On/Off
8
5V
O
5 V DC
5 V DC power output
9
GND
-
-
Ground
10
OFS7
I
0/5 V DC
TOFSW7: On/Off
11
5V
O
5 V DC
5 V DC power output
12
GND
-
-
Ground
13
NC
-
-
Not used
14
5V
O
5 V DC
5 V DC power output
Service Manual Y113480-7
Summary of Contents for DF-790
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