Connector Pin No.
A1
YC1
A2
Connected
A3
to the fax
A4
control
A5
PWB.
A6
A7
A8
A9
A10
A11
A12
A13
A15
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10
B12
B13
Signal
I/O
LINE1
I/O
LINE1
I/O
N.C
-
N.C
-
N.C
-
GND
-
GND
-
GND
-
GND
-
GND
-
GND
-
+5VDC
I
+5VDC
I
+5VDC
I
LINE2
I/O
LINE2
I/O
N.C
-
N.C
-
N.C
-
TELSEL
I
TELSEL2
I
ILOOPUP
I
ILOOPUP2
I
EARTH
I
TELOFHKn
O
DCCONT
I
Voltage
-
Line signal
-
Line signal
-
Not used
-
Not used
-
Not used
-
Ground
-
Ground
-
Ground
-
Ground
-
Ground
-
Ground
5 V DC
5 V DC supply
5 V DC
5 V DC supply
5 V DC
5 V DC supply
-
Line signal
-
Line signal
-
Not used
-
Not used
-
Not used
5 V DC
TELSEL signal
-
Not used
-
Not used
-
Not used
5 V DC
Ground start control signal
5 V DC
External line off-hook detection signal
5 V DC
DC/DCconverter control signal
Description
3JG
2-2-7