*whimper* help! Relocation problems 56K Beware of links

Includes but not limited to: SNES, Genesis, Sega CD, PlayStation 1, Nintendo 64, Dreamcast, Game Gear and I guess the Virtual Boy.

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Turbo Tax 1.0
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Post by Turbo Tax 1.0 »

looks like you did a good job are you sure all of the wires go to corresponding pins though, and i noticed your using enamel wire. are you sure you are making good connections when i started using mine i noticed that sometimes i wouldnt strip all of the insilation off
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Kurt_
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Post by Kurt_ »

I'm sure the connections are good. I scraped the wires with an exacto knife and made sure at least 50% of the wire had no insulation. However, I only stripped one side of the wire when i connected it to the cartridge slot itself.

For now I'll keep checking for stuff and such. Over the last 2 days the video went from nothing to kinda weird to weird but more weirdness then blackness than last time. (Also known as slightly improving)

Any other help would be great.

(Apparently Turbo, I didn't do as good of a job as you think I did, otherwise it'd be working. :wink: I did spend a hell of a long time making it as good as I could do though.)
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Post by Metroid fan »

Have you untwisted the wires? Cause that might help.
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Post by Kurt_ »

Why would twisting the wires have anything to do with this?
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Post by Metroid fan »

Because yours are twisted and if they are deenameled( :wink: ) anywhere then they could be messing each other up :roll:
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Post by Kurt_ »

I was thinking about something like that being the problem. Unfortunately I don't have a multimeter with the beep function, so testing for shorts would be a REALLL pain. Besides, they're all intertwined or something.

Update:

Ermm... I twisted the wires around a bit, and now I'm getting less than I was before. (Which th(e/a)n to use? Then indicates time and than a direct comparison...)

Tomorrow I'll go replacing wires that look funny to me, and see what happens. Thanks for the thoughts Metroid Fan.
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Kurt_
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Post by Kurt_ »

Double Post again:

I replaced all the wires that looked funny to me. I also tried to resolder some connections and such.

I think I might redo the relocation (unsolder and resolder the wires to the mobo, one by one, not all at once).

Is this a good/smart idea, or will it solve little?
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Post by Ness »

It looks like you soldered the cart onto the BACK of the SNES board as opposed to the front which is reversing everything and in the end, you are shorting out the cart from loading.

Also, make sure the solder is visable on BOTH sides of the board and that enough is going through (the solder is like a hill instead of being flat). I ran into this problem once, and when I resoldered everything back on making sure the wire went THRU and there was enough solder on, the game started correctly.

EDIT:::
I would take off all the wires at once and solder one at a time back on starting with one side of the cart, then doing the other half.
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Post by Ness »

Sorry for the double post, but I had a reason...

http://www.myfilestash.com/userfiles/ne ... ed2iq9.jpg

There's two reasons why it seems like it's soldered onto the wrong side.

1. The A/V connections should be on the right side of the board, not the left

2. You can't see the 7805 resistor...it should be on the same side as the cart.

That probably is the reason why you don't see anything. Try it out.
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vskid
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Post by vskid »

Ness wrote:Sorry for the double post, but I had a reason...

http://www.myfilestash.com/userfiles/ne ... ed2iq9.jpg

There's two reasons why it seems like it's soldered onto the wrong side.

1. The A/V connections should be on the right side of the board, not the left

2. You can't see the 7805 resistor...it should be on the same side as the cart.

That probably is the reason why you don't see anything. Try it out.
I think he is right, I looked at it and it looks like you didn't take that into consideration. Check if that is the problem, the pictures are a bit too hard to see.
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Post by Kurt_ »

I'm not really understanding what you mean.

I soldered the cartridge on the other side of the board because this is how it works with my design. Why would this affect anything? I think I soldered all the wires the right way...

As for solder, does it absolutely positively HAVE to touch both sides of the board? Aren't the two sides connected?

Lastly, WHAT exactly didn't I take into consideration?
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Turbo Tax 1.0
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Post by Turbo Tax 1.0 »

yes, it does affect it, now you have all of the pins reversed and will proably need to rewire the cart slot again :(
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Post by Kurt_ »

But they're NOT all reversed! I just put the cartridge in backwards and it should work, right?

(And I was planning on redoing the relocation tomorrow)
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Post by vskid »

Turbo Tax 1.0 wrote:yes, it does affect it, now you have all of the pins reversed and will proably need to rewire the cart slot again :(
Ya, you need to wire it like its coming out the top, you have it like it was supposed to come out the bottom.

EDIT: no, because it isn't reversed that way, its reversed this way.

Code: Select all

<-> way its reversed
____________ cart slot
Last edited by vskid on Wed Aug 16, 2006 7:00 pm, edited 1 time in total.
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Post by Ness »

Kurt_ wrote:I'm not really understanding what you mean.

I soldered the cartridge on the other side of the board because this is how it works with my design. Why would this affect anything? I think I soldered all the wires the right way...

As for solder, does it absolutely positively HAVE to touch both sides of the board? Aren't the two sides connected?

Lastly, WHAT exactly didn't I take into consideration?
Best way I can explain is this:
The board reads the pins like this ----------------->
You soldered the cart to read like this <--------------------
Everything is getting garbled and isn't being read correctly no matter which way you connect the cart.

YES, the solder MUST touch both sides of the board!!! I am POSITIVE on that!!! Solder the cart slot the correct way BUT make the wires longer so it can go to the back of the board fitting your needs.

Once you do that, that should clear up your problems...just don't rush it. I know how frustrating this can be, just go easy on it and you'll have your system up and running again.

EDIT:::
One more thing, you did NOT wire it up correctly because I see the wires are all straight. It should be something like this:

Board:
1---2---3---4---5---6---7---8
a---b---c---d---e---f---g---h

Cart:
h---g---f---e---d---c---b---a
8---7---6---5---4---3---2---1

Backwards and Crossed...that's how it should be from the bottom. Seriously, save yourself the PAIN and trouble, just solder it from the top with LONGER wires.
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