3Com DUA1800-0AAA04 TV Video Accessories User Manual


 
D-4 A
PPENDIX
D: P
IN
A
ND
C
IRCUIT
A
SSIGNMENTS
DUA1800-0AAA04
Token Ring RJ45 - Pin Assignments
Ring-In and Ring-Out Pin Assignments
Signal Purpose R/I Pins R/O Pins
Tx+ Transmit Data 5 1
Tx- Transmit Data Inverted 9 6
Rx+ Receive Data 1 5
Rx- Receive Data Inverted 6 9
+5V Phantom Power 3 3
gnd Ground 2,4,7,8 2,4,7,8
12345678
RED (RX)
BLACK (TX)
GREEN (RX)
ORANGE (TX)
Front View
Chassis.bk : APPENDD Page 4 Monday, February 10, 1997 1:11 PM