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3.5 AT-TN-K025-A
The following diagram illustrates the wiring required at the distribution frame for the AT-TN-K025-A and
ADSL8S card.
Connect one AT-TN-K025-A of correct length from the ADSL8S card to the distribution frame.
1.
The user should refer to the connector pinouts for the pin connection numbering. This is how a single subscriber
line would be wired.
Pair 1 is connected to the incoming subscriber line.
1.
Pair 2 is connected to the Class 5 switch for POTS service.
2.
For the next subscriber, the user would connect pair 3 to the incoming subscriber line, then connect pair 4 to the
Class 5 switch for POTS service and so on.
AT-TN-K025-A from ADSL8S card (connects to 4 cards)
Subscriber
premises
*Wiring pinouts coming from the connector on ADSL8S Card 1 for the first subscriber:
Telesyn Wiring Solutions (Installation recommendations)
CPE
01
1
TIP
A
ADSL8S Card 1
RNG
26 27 28 29 30
1
TIP
B
ADSL8S Card 2
RNG
26 27 28 29 30
1
TIP
C
ADSL8S Card 3
RNG
26 27 28 29 30
1
D
TIP
ADSL8S Card 4
RNG
26 27 28 29 30
01
Pin #1 - Port 0 - ADSL - Ring
Pin #26 - Port 0 - ADSL - Tip
Pin #2 - Port 0 - POTS - Ring
Pin #27 - Port 0 - POTS - Tip
ADSL8S connections for one subscriber line
FIGURE 3-5
CO Switch
2
3
4
5
6
7
8
9
10
11 12 13 14 15
31
32 33
34 35
36 37
38 39
2
3
4
5
6
7
8
9
10
11 12 13 14 15
31
32 33
34 35
36 37
38 39
2
3
4
5
6
7
8
9
10
11 12 13 14 15
31
32 33
34 35
36 37
38 39
2
3
4
5
6
7
8
9
10
11 12 13 14 15
31
32 33
34 35
36 37
38 39
AT-TN-K025-A
Central
Office
25
16
40
41
16
40
41
16
40
41
16
40
41
25
3-7
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