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PLUG AND PLAY PHONE LINE MANAGER XL
4.4 Power-Failure Transfer
The Plug and Play Phone Line Manager XL provides straight-through
connections of all lines on power-off. The connections are listed below.
3 x 6 Model 4 x 12 Model
LINE Port IST Port
1
2
3
The number of telephone lines connected to the Plug and Play Phone Line
Manager XL determines the number of straight-through power-fail
connections available for inbound and/or outbound calling.
4.5 Non-Volatile Memory
The Plug and Play Phone Line Manager XL retains its programming during
power outages and while the Plug and Play Phone Line Manager XL is
electrically unplugged. When the electrical power comes on, the Plug and
Play Phone Line Manager XL is ready to go.
22
Incoming IST Ports
LINE Port IST Port
1
1
2
2
3
3
4
8 x 16 Model
LINE Port IST Port
1
1
2
2
3
3
4
4
5
6
7
8
1
2
3
4
13
14
15
16
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