Hope this helps:
73 de Phil - N8PS
Rs-232 Serial (Com) Pc Port Connector Db-9
DB-9 PIN (Male) FUNCTION ABBREVIATION
1 ------------------------------------- Data Carrier Detect CD or DCD
2 ------------------------------------- Receive Data RD or RX
3 ------------------------------------- Transmitted Data TX or TD
4 ------------------------------------- Data Terminal Ready DTR
5 ------------------------------------- Signal Ground GND
6 ------------------------------------- Data Set Ready DSR
7 ------------------------------------- Request To Send RTS
8 ------------------------------------- Clear To Send CTS
9 ------------------------------------- Ring Indicator RI
Transmitted and receive data are referenced from the data device and
not the modem.
Rs-232 Serial (Com) Pc Port Connector Db-25
DB-25 PIN (Male) FUNCTION ABBREVIATION
1 ------------------------------------- Chassis/Frame Ground GND
2 ------------------------------------- Transmitted Data TX or TD
3 ------------------------------------- Receive Data RX or RD
4 ------------------------------------- Request To Send RTS
5 ------------------------------------- Clear To Send CTS
6 ------------------------------------- Data Set Ready DSR
7 ------------------------------------- Signal Ground GND
8 ------------------------------------- Data Carrier Detect DCD or CD
9 ------------------------------------- Transmit + (Current loop) TD+
11 ------------------------------------ Transmit - (Current Loop) TD-
18 ------------------------------------ Receive + (Current Loop) RD+
20 ------------------------------------ Data Terminal Ready DTR
22 ------------------------------------ Ring Indicator RI
25 ------------------------------------ Receive - (Current Loop) RD-
NOTE!! Current loop technology was supported in the PC and XT interfaces.
Current loop was discontinued when the AT interface was introduced.
Transmitted and receive data are referenced from the data device and not
the modem.
Rs-232 Serial Db-9 To Rs-232 Db-25 Adaptor
DB-9 PIN (Female) DB-25 PIN (Male)
1 ------------------------------------- 8 DCD
2 ------------------------------------- 3 TXD
3 ------------------------------------- 2 RXD
4 ------------------------------------- 20 DTR
5 ------------------------------------- 7 GND
6 ------------------------------------- 6 DSR
7 ------------------------------------- 4 RTS
8 ------------------------------------- 5 CTS
9 ------------------------------------- 22 RI
Use this pin out to adapt between the two serial connector types
DEC 2008 - Rev: 4
--------------------------------------------------
Quoting DW Holtman <tubestuff@comcast.net>:
> Hello,
>
> Still cannot get the serial connection to work. Looking through the manual,
> I can find no mention and the circuit board descriptions of what circuit
> board does the interfacing with the serial cable? I want to pull the covers
> and look for loose connections etc.
>
> Back to the wiring. I now have three different wiring configurations all
> from Ten Tec.
>
> What I have is a 25 Pin (Radio) to a 9 Pin (Computer) wired as below.
>
> Computer Radio
> Pin 2 ----------Pin 3
> Pin 3 ----------Pin 2
> Pin 5 ----------Pin 7
> Pins 1, 4 and 6 jumpered (shorted) together on the computer 9 Pin connector.
>
> Some of the documentation show no jumpers at pins 1, 4 and 6, and one shows
> jumpers only from pin 4 to pin 6? Are the jumpers necessary and in what
> combination?
>
> Jerry, K0CQ (thank you) sent me some detailed information to help explain
> what the various pins are for, but I'm still lost. I have tried every
> combination of DTR and RTS in the software packages such as HDR.
>
> Has anyone found hardware problems inside the OMNI causing no communication?
>
> I have already done a master reset with no help.
>
> Any suggestions/help would be greatly appreciated.
>
>
>
> ----- Original Message -----
> From: "Mike, K9UW" <k9uw@wi-net.com>
> To: "Discussion of Ten-Tec Equipment" <tentec@contesting.com>
> Sent: Sunday, January 18, 2009 6:05 PM
> Subject: Re: [TenTec] Ham Radio Deluxe
>
>
> > DW, I've used PCI serial cards from Byterunner on several occasions with
> > excellent results. They're cheaper than most places as well. Their
> > telephone rep told me, last time I called, that Hams were regular
> > customers.
> >
> >
>
<http://www.byterunner.com/byterunner/category=2+Serial+(RS-232)+PCI-bus+cards/exact_match=exact>
> >
> >
> > 73, de Mike, K9UW
> > Amherst, WI
> >
> > DW Holtman wrote:
> >> Tim,
> >>
> >> I will check tomorrow and see if I can find a Serial Port PCI Card. Is
> >> there any drivers etc required, or is a Serial Card plug and go.
> >>
> >> Thank you again,
> >> DW Holtman
> >> WB7SSN
> >>
> >>
> >>
> > _______________________________________________
> > TenTec mailing list
> > TenTec@contesting.com
> > http://lists.contesting.com/mailman/listinfo/tentec
>
> _______________________________________________
> TenTec mailing list
> TenTec@contesting.com
> http://lists.contesting.com/mailman/listinfo/tentec
>
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