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  1. Mr Do

    AR2-02 TO 03 Conversion

    Checking if C18 and C19 has to be 3300uf on AR-02 and 4700uf on AR-03?
  2. Mr Do

    Joystick id Golden Axe and Double Dragon

    What is the proper joystick for Golden Axe and for Double Dragon? Wico? leaf verse micro? color? Thanks!
  3. Mr Do

    Spy Hunter adapter/battery loses memory

    So my Spy Hunter works fine but every few days I have to calibrate the steering. I have an arcadeshop switcher and adaptor. I assume the battery on the adaptor is the problem. I bought a NVRAM from weebley but before I install it, do i need to remove the battery from arcadeshops adaptor? If I...
  4. Mr Do

    Defender loses settings with switcher

    Batteries ok. Defender does not like swictcher. Drains 5 volts to fast or something like that and comos memory not captured.
  5. Mr Do

    Defender loses settings with switcher

    So I put a switcher in my Defender. It works most of the time. Sometimes it come up in the settings menu and I have to reset it to free play. I heard you can put a cap in the 5 volt line to stop the switcher from shutting too fast and not allowing the cpu to record memory. Anyone know the solution?
  6. Mr Do

    Kung Fu Master joystick help

    Yes! I had wrong title in my head. Edit done. Thanks!
  7. Mr Do

    Kung Fu Master joystick help

    I can not jump and kick in mid air. Do I have the wrong actuator?
  8. Mr Do

    Centipede cabaret track ball needed

    Can someone confirm the size for a mini/cabaret Centipede? I beleive it is a 2.25 inch on Arcadeshop http://www.arcadeshop.com/i/19/2-trackball-unit-white-ball-atari-happ.htm Mike's Arcade https://mikesarcade.com/cgi-bin/store.pl?sku=TBALL214 Either of these correct?
  9. Mr Do

    Gauntlet Legends - battery replacement?

    battery Changed to a different battery and it worked.
  10. Mr Do

    Gauntlet Legends - battery replacement?

    battery I changed the battery and it still wont hold free play or volume. ?????
  11. Mr Do

    Super Sprint crystal

    This broke off. Cant find it anywhere.
  12. Mr Do

    Vector Labs Sega G80 power supply

    A lot of adds do not show the amps. Also many don't have -5volts Vector labs indicated -12volts should be @800ma or better..... And I believe I don't need the -5 volts on the power supply since it is produced on the Vector Labs power adaptor via the -12v line?...
  13. Mr Do

    Vector Labs Sega G80 power supply

    Of the 100's of ATX power supplies out there, which one will do the job for mating it with the Vector Labs Sega G80 Power Replacement board?
  14. Mr Do

    Leland Off Road loses free play

    It occasionally loses free play setting. Any thoughts?
  15. Mr Do

    Cap id please

    What value cap please?
  16. Mr Do

    Ridge Racer 2

    Both monitors should have identical graphics.
  17. Mr Do

    Ridge Racer 2

    repair Any direction?
  18. Mr Do

    Ridge Racer 2

    Anyone fix Ridge Racer 2 pcb?
  19. Mr Do

    Zaxxon handle stripped

    Bolt comes out. Spins in place. Threads stripped. May need to tap new threads.
  20. Mr Do

    Zaxxon handle stripped

    Have a handle that only mounts to shaft on one side and there is a wrong screw in it. Stripped. Why did they not make it with a bolt on both sides? Any thought how to fix or replace?
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