Genesis Model 3 Mod Help - Stereo Mod / Svideo (completed)

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CRTGAMER
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Re: Genesis Model 3 Mod Help - Stereo Mod / Svideo (completed)

Post by CRTGAMER »

Hobie-wan wrote:
CRTGAMER wrote:Just run a splitter. If both the white and red audio jacks work then you have already have stereo, splitter not needed.
But that's dual mono then, not stereo.
True, but at least the audio will feed both speakers if its a mono version Genesis.
terrybogard wrote:the factory jack is broken.... this is the image I found. I dont know if mine is mono or stereo.
Instead of going to the PCB, why not replace the jack? Or is the jack mounted right on the PCB? Even so you should be able to more easily solder at that jack connection. Not likely to find an exact replacement, you could simply piggyback off the old solder connections. Mount the new jack near that S-Video port.
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terrybogard
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Re: Genesis Model 3 Mod Help - Stereo Mod / Svideo (completed)

Post by terrybogard »

CRTGAMER wrote:
Hobie-wan wrote:
CRTGAMER wrote:Just run a splitter. If both the white and red audio jacks work then you have already have stereo, splitter not needed.
But that's dual mono then, not stereo.
True, but at least the audio will feed both speakers if its a mono version Genesis.
terrybogard wrote:the factory jack is broken.... this is the image I found. I dont know if mine is mono or stereo.
Instead of going to the PCB, why not replace the jack? Or is the jack mounted right on the PCB? Even so you should be able to more easily solder at that jack connection. Not likely to find an exact replacement, you could simply piggyback off the old solder connections. Mount the new jack near that S-Video port.
because i think most likely it is a mono version. i wanted to wire it up for stereo through 2 speakers but i guess its just not worth all of this
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CRTGAMER
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Re: Genesis Model 3 Mod Help - Stereo Mod / Svideo (completed)

Post by CRTGAMER »

terrybogard wrote:
CRTGAMER wrote:Instead of going to the PCB, why not replace the jack? Or is the jack mounted right on the PCB? Even so you should be able to more easily solder at that jack connection. Not likely to find an exact replacement, you could simply piggyback off the old solder connections. Mount the new jack near that S-Video port.
because i think most likely it is a mono version. i wanted to wire it up for stereo through 2 speakers but i guess its just not worth all of this
Okay so I take it the jack is fine? If you don't want to dive inside you could go the splitter route I mentioned earlier. It would still be mono sound but both speakers will have all the audio.

However a worthy pursuit if you want to tackle that PCB connection. I wonder if there are dedicated connections. I would think a mono version Genesis might not have easily available internal stereo solder pads. Seems if it did then a factory stereo jack would have already been installed.
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terrybogard
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Re: Genesis Model 3 Mod Help - Stereo Mod / Svideo (completed)

Post by terrybogard »

CRTGAMER wrote:
terrybogard wrote:
CRTGAMER wrote:Instead of going to the PCB, why not replace the jack? Or is the jack mounted right on the PCB? Even so you should be able to more easily solder at that jack connection. Not likely to find an exact replacement, you could simply piggyback off the old solder connections. Mount the new jack near that S-Video port.
because i think most likely it is a mono version. i wanted to wire it up for stereo through 2 speakers but i guess its just not worth all of this
Okay so I take it the jack is fine? If you don't want to dive inside you could go the splitter route I mentioned earlier. It would still be mono sound but both speakers will have all the audio.

However a worthy pursuit if you want to tackle that PCB connection. I wonder if there are dedicated connections. I would think a mono version Genesis might not have easily available internal stereo solder pads. Seems if it did then a factory stereo jack would have already been installed.
Thanks for all your help man.... i think i will just find the mono connection on the board near the jack and split it into 2 rca plugs... that should work i guess.
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jeffro11
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Re: Genesis Model 3 Mod Help - Stereo Mod / Svideo (completed)

Post by jeffro11 »

Terry, you should be fine modifying the PCB like that. As far as I know ALL models support stereo audio, but like that picture shows, the stereo signal is just being mixed down to mono.

Can you snap a pciture of the inside of your Genesis so we can take a look at it? Preferably around the SEGA chip like the picture posted?

If I had a model 3, I'd try this myself.
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Re: Genesis Model 3 Mod Help - Stereo Mod / Svideo (completed)

Post by terrybogard »

jeffro11 wrote:Terry, you should be fine modifying the PCB like that. As far as I know ALL models support stereo audio, but like that picture shows, the stereo signal is just being mixed down to mono.

Can you snap a pciture of the inside of your Genesis so we can take a look at it? Preferably around the SEGA chip like the picture posted?

If I had a model 3, I'd try this myself.
ill def get this pic to u tonight... please check back thanks man!
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