Black Box MT850A SLOT 1 on J1 or SLOT 4 on J2, SLOT 2 on J1 or SLOT 5 on J2

9-10 Compact T1 - Release 6.1
ISDN BRI Card
Connector Pinouts
25-Pair Telco Connector Pinouts
Pair Pin Location Function Color Code
1 26
1Tip Channel 1 Ring Channel 1 White Blue
2 27
2Tip Channel 2 Ring Channel 2 White Orange
328
3Tip Channel 3 Ring Channel 3 White Green
429
4Tip Channel 4 Ring Channel 4 White Brown
530
5Tip Channel 5 Ring Channel 5 White Slate
631
6Tip Channel 6 Ring Channel 6 Red Blue
732
7Tip Channel 7 Ring Channel 7 Red Orange
833
8Tip Channel 8 Ring Channel 8 Red Green
934
9Tip Channel 9 Ring Channel 9 Red Brown
10 35
10 Tip Channel 10 Ring Channel 10 Red Slate
11 36
11 Tip Channel 11 Ring Channel 11 Black Blue
12 37
12 Tip Channel 12 Ring Channel 12 Black Orange
13 38
13 Tip Channel 13 Ring Channel 13 Black Green
14 39
14 Tip Channel 14 Ring Channel 14 Black Brown
15 40
15 Tip Channel 15 Ring Channel 15 Black Slate
16 41
16 Tip Channel 16 Ring Channel 16 Yellow Blue
SLOT 1 on J1 or SLOT 4 on J2
SLOT 2 on J1 or SLOT 5 on J2