Saturday, February 18, 2012

space shuttle sound fixed

I haven't had sound since I bought it.  My first guess was to replace the soundboard.  At least by doing that, I got really faint sound (like quieter than ipod headphones).  I thought maybe it was the CPU, maybe a volume adjustment pot?  So I finally got around to buying a new power supply recently, knowing that it's probably not a bad idea to replace that since the one in there looked like a cap leaked (new modern replacement power supply is also more efficient and reliable).  Taking the old powerboard out, I saw that there was also some black pins on the back, more proof that this thing was just not stable.  Get the new board mounted in, turn it on, low and behold my machine is screaming loud.  I was so happy at that moment, I had actually got something else working, and sound was half of the game.  I had guests over, so I could only play a quick game.  After they left, I went back down and played another 3 games.

I think my next step is figuring out why I have one section of general illlumination out. From what I've read on message boards, it's either a popped fuse (doesn't look that way), or the ground wire to that section is shorted (or possibly cut), so I'm going to prop up the playfield to see if I can find something obvious.  Once I get that figured out, mechanically it should be 100% working.  Then I just need to do my playfield swap and repaint the outer cabinet to make it look all pretty.

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