Panasonic KX-TD816 Installation Manual page 56

2.3 Connection
7.
Reverse as shown.
Central Office Line
8.
Every time an extension telephone is replaced, repeat the above procedure.
Note
The KX-TD1232 is illustrated as the main unit.
56
Reverse here.
Extension
1 2 3
4 5 6
7 8 9
0
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General Installation