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Big Buck Hunter II playing blind
Question from Matt: Hello,
I was wondering if you guys could help me out with an arcade game I received as a wedding gift from my friends. When they received it (crate shipped from company), they said they plugged it in and the game started up and seemed to be working except for the monitor (game playing blind).
They opened up the back and found that the neck board was hanging off, so they pushed it back in and said all they got was a white screen. They looked at it closer and saw that two of the cables connecting to the neck board seemed to have some wires damaged. The monitor is a wells-gardner D9200. The cables in the neck board were P201 and P203, connecting to LW801, LW103 and LW106 on the Deflection board.
Once the game was shipped to my house, I opened it up and I got some replacement wires (from the company that they bought the game from) and soldered them back onto the Deflection board. I hooked everything back up and turned it on only to still have no screen and start to smell something burning. I turned it off and unplugged it all again.
There was a neck glow, which made me think that it wasn’t a power problem, but I haven’t checked voltages.
I should note that this is my first arcade machine and I don’t have that much experience soldering or fixing electronics in general. I’ve attached some pictures of the wires that I replaced, as well as the chassis itself.
Do you have any suggestions for things to try? I guess the next step is to check voltages around the boards, but I figured I need to ask someone.
One other thing, I’ve never heard any kind of pop when I’ve discharged the monitor before removing the chassis. Not sure if that means anything.
Thanks for any help you can offer,
Matt
1 answer
Response from Jonathan: Matt,
> I hooked everything back up and turned it on only to still have no screen and start to smell something burning. I turned it off and unplugged it all again.
This is not a good sign. Probably need to look through your chassis and see if there are any burnt areas. If you cannot find any burnt areas, it could be something wrong internally with the flyback.
> Do you have any suggestions for things to try? I guess the next step is to check voltages around the boards, but I figured I need to ask someone.
Yes, definitely need to check the voltages if you can. This should help you pinpoint the issue.
> One other thing, I’ve never heard any kind of pop when I’ve discharged the monitor before removing the chassis. Not sure if that means anything.
Nope, this is pretty common with newer style monitors. The D9200 is a pretty new monitor so you might not get the same pop that you get with older monitors. Still a very good idea to discharge it before working with it.
Hope that helps. Thank you for your question and good luck with your repair.
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