16
Tone Commander 6220T-TSG User Manual
Basic Multipoint:
(recommended for most applications)
Short Multipoint:
Extended Point-to-Point:
Line and Power Connections
Power for the telephone may be provided on PS1 (phantom power on
the transmit and receive pairs from the NT1) or PS2 (power on pins 7
and 8). Tone Commander NT1U-220TC standalone NT1s and
NT1U-223TC rack-mount NT1 cards provide both PS1 and PS2 power
without additional connections.
NT1
6220T-TSG
Set phone termination to
OFF
.
6220T-TSG
Set NT1 termination to
50
ohms.
NT1U-220TC
6220T-TSG
100
Set phone termination to
100
ohms.
6220T-TSG
100
Set NT1 termination to
OFF
.
NT1U-220TC
NT1U-220TC
6220T-TSG
100
Set phone termination to
100
ohms.
Set NT1 termination to
100
ohms.
