Black Box 120H Telephone User Manual


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18
LINE SHARE 120H
Figure 3-6. Installation on a Telephone System.
LINE-IN
1
TAD
2
PHONE
3
FAX/
MODEM
4
12VAC
1
2
3
4
1
2
3
4
Line In
Phone
Connect the
Line Share
120H to the last
line in “roll
over.”
Telephone
System
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