848114575
Instruction Sheet
www.commscope.com
Page 2 of 2
Pin and Pair Assignments
Pair and
Polarity
25-Pair
Connector Pin
Modular Jack
Pin
Jack
Number
t1
26
1
1
r1
1
2
–
t2
27
3
–
r2
2
6
–
t1
28
1
2
r1
3
2
–
t2
29
3
–
r2
4
6
–
*
t1
48
1
12
r1
23
2
–
t2
49
3
–
r2
24
6
–
Not used
50
–
–
Not used
25
–
–
* Repeat above for all jack positions (ports)
t = Tip and is positive
r = Ring and is negative
