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6. Appendix
Console Port Pin Assignments
The female DB-9 serial port on the POE hub front panel is used to connect to the
switch for out-of-band console configuration. The web interface configuration program
can be accessed from PC running the system utility program. The pin assignments
used to connect to the serial port are provided in the following tables.
Figure 6-1. DB-9 Console Port Pin Numbers
DB-9 Port Pin Assignments
EIA Circuit CCITT Signal Description
Switch’s DB9
DTE Pin #
PC DB9
DTE Pin #
BB 104
RxD (Received
Data)
2 2
BA 103
TxD
(Transmitted
Data)
3 3
AB 102
SGND (Signal
Ground)
5 5
No other pins are used