3Com 3CBLSF50 User Guide - Page 87
Pin-Outs, Console Cable, UTS
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C PIN-OUTS Console Cable A Console cable is an 8-conductor RJ45-to-DB9 cable. One end of the cable has an RJ-45 plug for connecting to the switch's Console port, and the other end has a DB-9 socket connector for connecting to the serial port on the terminal, as shown in Figure 71. Figure 71 Console Cable Direction A Pos 9 Main label A Direction B 8B 1 Pos 1 Table 1 Console Cable Pinouts RJ-45 Signal Direction DB9 DB9 (modem) (console) 1 RTS - 7 8 2 DTR - 4 6 3 TXD - 3 2 4 CD - 1 5 5 GND - 5 5 6 RXD - 2 3 7 DSR - 6 4 8 RTS - 8 7
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C
P
IN
-O
UTS
Console Cable
A Console cable is an 8-conductor RJ45-to-DB9 cable.
One end of the cable has an RJ-45 plug for connecting
to the switch’s Console port, and the other end has a
DB-9 socket connector for connecting to the serial port
on the terminal, as shown in Figure 71.
Figure 71
Console Cable
Table 1
Console Cable Pinouts
Direction B
B
8
1
Main label
A
Direction A
Pos 1
Pos 9
RJ-45
Signal
Direction
DB9
(modem)
DB9
(console)
1
RTS
—
7
8
2
DTR
—
4
6
3
TXD
—
3
2
4
CD
—
1
5
5
GND
—
5
5
6
RXD
—
2
3
7
DSR
—
6
4
8
RTS
—
8
7