Phone/Fax Interface - Inmarsat EXPLORER 500 User Manual

Phone/Fax interface

Connector pin-out
The pin-out for the Phone/Fax connector is as follows:
RJ-11 Connector
1 2 3 4
Female (Receptacle)
Specifications
Item
Connector type
Impedance
Max. cable length
Max. units connected
TT 98-122274-O
Pin Function
1 NC
2 Tip
3 Ring
4 NC
Specification
RJ-11, female
180 Ω + 750 Ω/150nF
100 m/80 Ω
One unit
Appendix A: Technical specifications
154