Re: Millipede monitor weirdness

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Its not stuck in test mode is it?

Joe Magiera wrote:

>Working on two crummy Millipedes, trying to switch parts to make one
>somewhat decent one. One machine has a monitor (A), one doesn't (B). I
>test both boards in both machines. Both work fine on A and play blind
>on B. Try both audio reg boards on both and same results. Try even
>both transformers on both machines. All fine so far.
>
>I notice that both harnesses have two plugs where the video signal would
>plug into the monitor; a white plug, hand labeled "A" and a red plug,
>hand labeled "B". The A machine used the white plug and worked fine.
>So I plug the monitor from A into B on the white plug and garbage on the
>screen. Dang! Just for fun, I plug the red connector in on B and it
>works fine. So I try the monitor again in A on the red plug and garbage
>on the screen.
>
>The owners manual doesn't mention anything special. I looked at the
>schematics, but I admit, I didn't do too well here. What is the
>difference in plugs? Why would the same monitor only work on the white
>plug in one machine, and only work on the red plug in the other?
>
>Can anyone explain this one? Thanks,
>
>Joe
>joemagiera "atsign" ameritech.net
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Received on Mon Feb 18 21:43:57 2002