N-Tron 604MFX-ST Hardware Installation Manual page 17

Serial Cable
Connect the serial COM port of your PC and the 600 Series Switch using a
normal null modem cable (or a straight through cable with a null modem
adapter). You will require a cable with a 9-pin or 25-pin sub-D female
connector for the PC end, and a 9-pin female sub-D connector for the
608MFX end.
The following table shows the pin-out and the connections for both types of
cable:
PC Port
Signal Name
TXD
RXD
RTS
CTS
GND
DSR
DTR
Shielded cables and null modems are readily available from Radio Shack or
a variety of computer shops.
Hyperterminal
The following configuration should be used in Hyperterminal:
Port Settings:
Data Bits:
Parity:
Stop bits:
Flow Control :
(Revised 2010-11-15)
25-Pin 9-Pin
Female Female
Pin # Pin #
2 3
3 2
4 7
5 8
7 5
6 6
20 4
115200
8
None
1
None
604/608MFX
9-Pin Female
Pin
# Signal Name
2 RXD
3 TXD
8 CTS
7 RTS
5 SG
4 DTR
6 DSR
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