User guide
Manuals
Brands
Multitech Manuals
Computer equipment
FR221
81
82
83
84
85
86
87
88
89
90
89
Appendix
A
- Cabling Diagrams
V
oice/Fax Channel Connectors
1 2 3 4 5 6 7 8
2 3 4 5
2 3 4 5
Pin Connections
E&M
Description
FXO
Description
FXS
Description
1M
2
E
2
N/C
2
N/C
3
T1
3
Ring
3
T
ip
4
R
4
T
ip
4
Ring
5
T
5
N/C
5
N/C
1
...
...
87
88
89
90
91
...
...
113
