3Com CoreBuilder 2500 Getting Started Manual page 76

B-2 A B: M
PPENDIX ODULE AND
Table B-2 10BASE-T (RJ-21) Pin Assignments
Pin/Port Color Code
1/8 blue_white
2/8 orange_white
3/7 green_white
4/7 brown_white
5/6 gray_white
6/6 blue_red
7/5 orange_red
8/5 green_red
9/4 brown_red
10/4 gray_red
11/3 blue_black
12/3 orange_black
13/2 green_black
14/2 brown_black
15/1 gray_black
16/1 blue_yellow
17 org_yellow
S P
YSTEM INOUTS
Signal Pin/Port Color Code
Receive – 18 green_yellow
Transmit – 19 brown_yellow
Receive – 20 gray_yellow
Transmit – 21 blue_violet
Receive – 22 orange_violet
Transmit – 23 green_violet
Receive – 24 brown_violet
Transmit – 25 gray_violet
Receive – 26/8 white_blue
Transmit – 27/8 white_orange
Receive – 28/7 white_green
Transmit – 29/7 white_brown
Receive – 30/6 white_gray
Transmit – 31/6 red_blue
Receive – 32/5 red_orange
Transmit – 33/5 red_green
unused 34/4 red_brown
Signal Pin/Port Color Code
unused 35/4 red_gray
unused 36/3 black_blue
unused 37/3 black_orange
unused 38/2 black_green
unused 39/2 black_brown
unused 40/1 black_gray
unused 41/1 yellow_blue
unused 42 yellow_org
Receive + 43 yellow_green
Transmit + 44 yellow_brown
Receive + 45 yellow_gray
Transmit + 46 violet_blue
Receive + 47 violet_orange
Transmit + 48 violet_green
Receive + 49 violet_brown
Transmit + 50 violet_gray
Receive +
Signal
Receive +
Receive +
Receive +
Receive +
Receive +
Receive +
Receive +
unused
unused
unused
unused
unused
unused
unused
unused
unused