Connector pinouts, Pin telco connector, Connector pinouts -8 – Black Box COMPACT T1 MT850A User Manual
Page 452: Pin telco connector -8
12-8
Compact T1 - Release 6.1
Quad T1 Card
Connector Pinouts
Connector Pinouts
25-pin Telco Connector
The pinouts are as follows:
Slot
Port
Pair
Pin
Location
Function
Color
Code
1 and 4
1
1
26
1
Tip Receive from DS1 network
Ring Receive from DS1 network
White
Blue
2
27
2
Tip Transmit to DS1 network
Ring Transmit to DS1 network
White
Orange
1 and 4
2
3
28
3
Tip Receive from DS1 network
Ring Receive from DS1 network
White
Green
4
29
4
Tip Transmit to DS1 network
Ring Transmit to DS1 network
White
Brown
1 and 4
3
5
30
5
Tip Receive from DS1 network
Ring Receive from DS1 network
White
Slate
6
31
6
Tip Transmit to DS1 network
Ring Transmit to DS1 network
Red
Blue
1 and 4
4
7
32
7
Tip Receive from DS1 network
Ring Receive from DS1 network
Red
Orange
8
33
8
Tip Transmit to DS1 network
Ring Transmit to DS1 network
Red
Green
2 and 5
1
9
34
9
Tip Receive from DS1 network
Ring Receive from DS1 network
Red
Brown
10
35
10
Tip Transmit to DS1 network
Ring Transmit to DS1 network
Red
Slate
50
25
26
1