N-Tron 9000 user manual Serial Cable

Serial Cable

Connect the serial COM port of your PC and the 9000 Series 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 9000 Series end.

The following table shows the pin-out and the connections for both types of cable:

PC Port	25-Pin	9-Pin	9000 series
	Female	Female		9-Pin Male
Signal Name	Pin #	Pin #	Pin #		Signal Name
TXD	2	3	3		RXD
RXD	3	2	2		TXD
GND	7	5	5		GND

Shielded cables and null modems are readily available from Radio Shack or a variety of computer stores.

HyperTerminal

The following configuration should be used in HyperTerminal:

Port Settings:	115200
Data Bits:	8
Parity:	None
Stop bits:	1
Flow Control:	None

(Revised 2010-7-2) page 19 of 145