Arcade Collecting > Restorations & repair
NPs Paperboy Restoration
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channelmaniac:
Why don't you get a logic probe and start learning how to use it?

Get one with audio, like eBay item 110292577891

That's the same thing as the Knight 610B that I've used in repairing a LOT of video game boards. It's my #2 test tool behind my continuity tester.
Neverending Project:
Looks like a good deal. Could you give me some tips on where to start looking? My first thought is to check the bus between the CPU and video PCBs. From there, I might see if I can make the tune from Raiders of the Lost Ark by sticking the probe around random parts of the cabinet...  :dizzy:

Thanks for all the help everyony, by the way. I really appreciate it.  :cheers:
Neverending Project:
Just a quick update here... I bought FrizzleFried's non-working board set off of him, with hopes to make a working set between his and my boards. It was actually easier than I could imagine. When I tried his video board with my CPU board, the game works perfectly! If I get some time, I may go and check the ROM chips on my non-working board, to see what is wrong with it... but for now, I can move on with the restoration.

Things left to do:
Adjust the convergence (the blue appears to be out)
Find someone to weld the broken handlebar assembly
Replace grips and handlebar overlay
Replace CPO (this will involve finishing my trace and scan, to have a repro CPO made)
Bondo some holes in the cabinet
New sideart
Other stuff I'll find along the way

It may be a while before I get a chance to work on it again, but as soon as I fix the handlebars at least I have a working game!

Thanks Frizzle!
 :cheers:
TheShanMan:
I mentioned in a PM recently that I could probably do that for you. You never responded to that so I was wondering what ever came of that. It would be nice to see a better pic, and then it's just a matter of meeting up sometime.

Glad you have a working game though! My defender boards are working as of today too! Now I just need to get them back from RetroACTIVE and I'll be able to play. :)
Neverending Project:

--- Quote from: TheShanMan on October 21, 2008, 01:13:45 am ---I mentioned in a PM recently that I could probably do that for you. You never responded to that so I was wondering what ever came of that. It would be nice to see a better pic, and then it's just a matter of meeting up sometime.

--- End quote ---

OK, here are some closer pictures of the broken bracket:


And here is the other side, for comparison:


What do you think?
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