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How to connect?
Figure1:
(1) Upper port:: connect to power supply via lan cable;
Below port: connect to 2 junction boxes via lan cables;
(2) Upper port:: one cable connect to junction box, another connect to telephone;
Below port: both connect to telephones;
(3) Upper port:: one cable connect to junction box, another connect to telephone;
Below port: both connect to telephones;
Fogure2 and figure 3:
The lan cables in the junction,each color should be connected completely right.
Figure 3: Lan cable connection
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