DW Holtman wrote:
> 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.
Pins 2-3-5-7 are all that are needed.
I use a standard 9 to 25 serial cable on my 6 and have no problems at
all. When I had a 5 I had to wire it as a null cable.
Without digging out the manual (manuel) it is all covered for the 6 as
well as the 5.
Ed W3NR
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