Panasonic KX-TD500 Installation Manual page 171

Insert the modular plugs of connection cords (6-conductor wiring) to the modular jacks of
Central Office Line cards (LCOT, GCOT, RCOT, PCOT, ELCOT) and Extension cards (SLC,
HLC, DHLC, ESLC, MSLC).
Note
• PLC and DLC cards (Extension card) are not available for Power Failure Transfer.
Connection of Central Office Line and Extensions
50-pin Connector
26
1
27
2
28
3
29
4
30
5
31
6
32
7
33
8
34
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Installation
Central Office Line cards
2.9 Auxiliary Connection for Power Failure Transfer
6 6
5 5
4 4
3 3
2 2
1 1
Modular Jack 1
6 6
5 5
4 4
3 3
2 2
1 1
Modular Jack 2
6 6
5 5
4 4
3 3
2 2
1 1
Modular Jack 3
50-pin Connector
Extension cards
26
1
27
2
28
3
29
4
30
5
31
6
32
7
33
8
34
9
35
10
36
11
37
12
38
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