42
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
Screen
TxD
RxD
RTS
CTS
DSR
Ground
DCD
DTR
Screen
TxD
RxD
RTS
CTS
DSR
Ground
DCD
DTR
Shell
3
2
7
8
6
5
1
4
1
2
3
4
5
6
7
8
20
Switch 3300 SM
Cable connector: 9-pin female
RS-232 Modem Port
Cable connector: 25-pin male
Table 7
Pin assignments
Pin Number
Signal
Function
Ports configured as MDI
1
Transmit data
2
TxData –
Transmit data
3
Receive Data
4
Not assigned
5
Not assigned
6
RxData –
Receive data
7
Not assigned
8
Not assigned
Summary of Contents for 3C16987
Page 6: ......
Page 40: ...40 APPENDIX A SAFETY INFORMATION...
Page 44: ...44 APPENDIX B PIN OUTS...
