3Com 3CBLSG48 User Guide - Page 204
C PIN-OUTS, Console Cable, Table 12
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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 102. Figure 102 Console cable Table 12 Console cable pinouts RJ-45 Signal Direction 1 RTS - 2 DTR - 3 TXD - 4 CD - 5 GND - 6 RXD - 7 DSR - 8 CTS - DB9 (modem) DB9 (console) 7 8 4 4 3 2 1 5 5 5 2 3 6 4 8 7
C
P
IN-
O
UTS
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 102.
Figure 102
Console cable
Console Cable
RJ-45
Signal Direction
DB9 (modem) DB9 (console)
1
RTS
—
7
8
2
DTR
—
4
4
3
TXD
—
3
2
4
CD
—
1
5
5
GND
—
5
5
6
RXD
—
2
3
7
DSR
—
6
4
8
CTS
—
8
7
Table 12
Console cable pinouts