OT Systems FT040AB - Manual (Page 10)

FT040AF Series Installation & Operation Manual
www.ot-systems.com 10
4.2 Audio port assignment and pin connections
For audio input and output connections, please note the following pin assignment:
Pin Assignment
(Screw Terminal
Block)
Data format
1 2 3 4 5
Balanced signal IN (+) IN(-) OUT(+) OUT(-) N/A
Un-Balanced signal IN Sig. COM
PIN2 connect to PIN5
OUT Sig. COM
PIN4 connect to PIN5
Balanced Audio signal connection diagram:
Transmitter End Receiver End
User’s Equipment AUDIO PORT
(5-PIN)
AUDIO PORT
(5-PIN)
User’s Equipment
Audio OUT(+) 1 IN(+) 1 IN(+)
Audio OUT(-) 2 IN (-) 2 IN (-)
3 OUT(+) 3 OUT(+) Audio IN(+)
4 OUT(-) 4 OUT(-) Audio IN (-)
5 N/A 5 N/A
Fig. 4.4.1 Connector Pin Assignments for balanced audio signal at Audio port
Un-Balanced Audio signal connection diagram:
Transmit End Receive End
User’s
Equipment
AUDIO PORT
(5-PIN)
AUDIO PORT
(5-PIN)
User’s
Equipment
Audio OUT
1 IN
1 IN
2 Sig. COM 2 Sig. COM
3 OUT 3 OUT
Audio IN
4 Sig. COM 4 Sig. COM
Sig. COM 5 Sig. COM 5 Sig. COM Sig. COM
*Jumper wires provided and connected by customer
Fig. 4.4.2 Connector Pin Assignments for un-balanced audio signal at Audio port
*Jumper wires