Modem cable, Rj45 pin assignments – 3Com 3C16980 User Manual
Page 40
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40
A
PPENDIX
B: P
IN
-
OUTS
Modem Cable
9-pin to RS-232 25-pin
RJ45 Pin
Assignments
Pin assignments are identical for 10BASE-T and 100BASE-TX RJ45
connectors
Table 6 Pin assignments
Pin Number
Signal
Function
Ports configured as MDI
1
TxData +
Transmit data
2
TxData –
Transmit data
3
RxData +
Receive Data
4
Not assigned
5
Not assigned
6
RxData –
Receive data
7
Not assigned
8
Not assigned
16980ua.bk Page 40 Friday, April 30, 1999 9:03 AM
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