Cortelco 2742 Manual De Usuario
4
1.2.
Telephone Part Identification
1
Line 1 & 2 Input Jack
5
Analog Telephone Jack
9
Line 2 Indicator
2
Line 3 & 4 Input Jack
6
Power Transformer
10
Line 3 Indicator
3
Line 1 & 2 Output Jack
7
Power Indicator
11
Line 4 Indicator
4
Line 3 & 4 Output Jack
8
Line 1 Indicator