red lion 308FX2, User Manual

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2-16 N-Tron® Series 300 TX/FX Models User Guide
Installation Revised 2015-12-04
Serial Interface
The 308FX2/309/316/317 switches provide an EIA-232 interface accessed via a 9 pin female connector (labeled
‘COM’ on the unit). This is used to access the Command Line Interpreter (CLI). The pin-outs are shown below
:
Pin 1
Pin 2
Pin 3
Pin 4
Pin 5
Pin 6
Pin 7
Pin 8
Pin 9
Serial Cable
Connect the serial COM port of your PC and the 308FX2/309/316/317 switch using a standard straight through
cable. You will require a cable with a 9-pin or 25-pin sub-D female connector for the PC end, and a 9-pin male sub-
D connector for the 308FX2/309/316/317 end.
Table 7 shows the pin-out and the connections for both types of cable.
Table 7.
PC Port 25-Pin Female 9-Pin Female 308FX2/309/316/317 9-Pin Male
Signal Name Pin Number Pin Number Pin Number Signal Name
TXD 2 3 3 RXD
RXD 3 2 2 TXD
GND 7 5 5 GND
Serial Cable Pin ‐ Outs
Shielded cables and null modems are readily available from a variety of electronics and computer suppliers.
Hyper Terminal
Use the configuration shown in Table 8 in Hyper Terminal:
Table 8.
Port Settings: 9600
Data Bits: 8
Parity: None
Stop Bits: 1
Flow Control: None
Hyper Terminal Configuration