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  1. KPW66

    PP2 CPU board (Atari) boot issue

    Looking for some help on a CPU board repair. I've spent some time over the past few days repairing 3 PP2 sets, and 2 PP1 video boards and I'm stuck on the last board, which is a PP2 CPU board. I need some help from anyone knowledgeable on the CPU boot sequence. I'd like to confirm it's the...
  2. KPW66

    Computer Space button fix How-To

    I’m helping a friend fix his Computer Space boards and other game parts for his restore and came across two nonworking buttons in the CP. These buttons are interesting as they are obviously an older design (probably a jukebox part or something), they are dual function (can be wired up normally...
  3. KPW66

    EZ chassis location for video inverter power lead

    I need to run an inverter daughter board on an EZ chassis that does not have the power wire connected already. I don’t have another one handy to look at, and online pics are hard to make out where the power wire connects to on the chassis. It may be to one of the locations I have pointed to...
  4. KPW66

    WTB: Wizard of Wor glass bezel upright

    Looking for a nice bezel, please PM me if you have one. Thanks
  5. KPW66

    UA78H05 hybrid VR tech help

    Need some technical help to educate me on this TO-3 hybrid 5v voltage regulator. I'm not completely sure how this part is meant to behave. Here is the situation. I am replacing this part in my Super Don Quixote power supply but the entire circuit and heat sink is missing and all Universal...
  6. KPW66

    SOLVED Centipede PCB bad data lines

    Have a Centipede board (-01) which will not boot on test bench. Power, CPU and Roms all good. Tested both 2114 rams at F2/H2 and both good Tested LS245 at E2 and it’s good Signature Analysis finds the following. 1) Address Lines all good 2) Address Decoder all good 3) Rom & Data Lines test...
  7. KPW66

    SOLVED: Asteroids vector generator issues

    Working on an Asteroids PCB (-04 version) on my bench. Got two vector rams replaced and now the game boots and plays fine but I have graphic issues, see video. I think the issue is on the "X" side?? and I have two new DACs and two new 4016B's on order. I have switched the existing chips with...
  8. KPW66

    Burgertime: Mix Bally Midway w/ Data East?

    Does anyone know if you can mix the two BT board types with each other? Meaning upper DE board with lower Bally Midway? and/or the opposite? I don’t think it would cause any issues and will likely just try it, but curious if anyone has tested it. Thanks
  9. KPW66

    WTB: Dexter

    Someone sell me that Dexter sitting on your shelf Thanks
  10. KPW66

    SOLD - PARTS Namco System 10 Star Trigon PCB

    Namco Star Trigon PCB (System 10) Works perfectly Looks immaculate and brand new Comes with manual and a couple art pieces Comes with original Jamma harness, never used $350 + shipping
  11. KPW66

    WTB: Super Don Quixote parts

    Trying to restore (de-convert) a dedicated Super Don Quix-ote cab ("refrigerator cab") and looking for any of the following items: • NTSC board • harness • volume pot board(s) [same as in Mr. Do] Thanks!
  12. KPW66

    FS Parts: Price Lowered: Terra Cresta PCB pkg

    For sale as a package: (1) Terra Cresta PCB, tested working (1) harness for same (original Nichibutsu) (1) original TC marquee, 22-7/8" x 7.5" $250 $200 Pickup in SF Bay Area, CA $280 $230 Shipped lower 48 excuse the glare in monitor pics, but game looks and plays great
  13. KPW66

    WTB: Nintendo TKG4 Video Board (only)

    looking for a clean video board, can have the socketed chips unpopulated. bonus points if it is tested working. Please PM me if you have one to offer. thanks
  14. KPW66

    Pole Position title screen background color

    I have an issue where blue is populated where the beige should be on PP title screen. I don’t think I notice any other issue with the game. Is this a rom issue? A color rom? Appreciate any help. See pics for normal screen and mine with blue
  15. KPW66

    SOLD - PARTS Gorf board set (or WoW, Space Zap, or Robby Roto)

    Gorf board set with cage. Complete, cleaned, repaired, tested and fully working. Here’s another set for sale (and I’ll likely have another shortly to post). It has the usual treatment, fully gone through, new caps to replace the old tantalum caps, heat sink installed on Data custom, all...
  16. KPW66

    PSA: Fix for Suzo Happ PS -5v high

    I really like the Happ PowerPro PS for my test bench. I like the built-in power switch, the built-in fan, the multiple output connectors for both DC and AC, and the 20a strength….. it’s just a great PS for the bench (and many cabinets too). But, although the -5v starts out fine it begins to...
  17. KPW66

    Tokio (Scramble Formation) no coin-up fix w/ bad PC030CM

    So, I have a Tokio board which was working fine two years ago when I last powered it up on my test bench and checked gameplay. When I just tried it again I couldn't get it to coin-up. Unfortunately there is no freeplay setting (dip) on this board so couldn't coin-up or start a game. I...
  18. KPW66

    Midway Shuffleboard ball rollers replaced!

    I was able to replace the corroded and clunky rollers on my Midway Shuffleboard today. So awesome that I could find these and swap them out. It now rolls like a dream. My source was a person on eBay selling an open box with 8 new ones so I grabbed those as the price was right.
  19. KPW66

    Nintendo Space Demon build

    I just completed this project and really happy with the end result. Thanks to Mike Haaland for providing both feedback and parts!
  20. KPW66

    FS Parts: 88 Manuals and schematics For Sale

    I have a stack of manuals and I'm thinning the herd. Currently there are 88 of them for sale... some pristine, most pretty good, and some with some wear or light damage. If you're interested or have questions on condition, please PM me the title(s) and I can send pics. Too many to provide all...
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