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SERIAL INTERFACE
The 700 Series 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:
Serial Cable
Connect the serial COM port of your PC and the 700 Series Switch using a standard straight through serial
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 708 Series end.
The following table shows the pin-out and the connections for both types of cable:
Standard straight through serial cables are readily available from Radio Shack or a variety of computer
stores.
HyperTerminal
The following configuration should be used in HyperTerminal:
Port Settings:
Data Bits:
Parity:
Stop bits:
Flow Control:
(Revised 2013-06-21)
PC Port
25-Pin
Female
Signal Name
TXD
RXD
GND
115200
8
NONE
1
NONE
9-Pin
Female
Pin #
Pin #
Pin #
2
3
3
3
2
2
7
5
5
700 Series
9-Pin Male
Signal Name
RXD
TXD
GND
Page 17 of 154
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