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  1. fluxgold

    Sound problem Chase HQ

    I bought a signal generator and put a sinus on the 3 pins sh1 sh2 and pin27 and i could hear nothing With my audio probe with pc speaker amp on the test rig without chase hq pcb i heard my 1 khz sinus very loud … that means the problem is after that ic ?
  2. fluxgold

    Hyper olympic - sprite problem

    Thanks i can check it tomorrow
  3. fluxgold

    Hyper olympic - sprite problem

    Someone knows where to get the scematics ? I cant find them online … No answer from shoestring yet - i have to wait … i think he is very busy
  4. fluxgold

    Hyper olympic - sprite problem

    The test rom shows no problems … anyonr an idea where to look at ?
  5. fluxgold

    Hyper olympic - sprite problem

    I still used 1.2 version
  6. fluxgold

    Hyper olympic - sprite problem

    Hi i have a little problem with my sprites… At the 2 screenshots you can see it. All roms are verified good. I just have this little problem - rest is working fine
  7. fluxgold

    Unofficial Pi Position Q&A & Support Thread

    Hi there , i have a problem with my pi position …. It was working perfectly in my sit down cabinet. But now i cant do credits at the coin door. Continuity from the micro switches up to the pi position connector - cables are ok… What could cause that problem ? Greets
  8. fluxgold

    Sound problem Chase HQ

    Changed ic 76 - nothing changed … i will do new sockets for 4 sound roms next
  9. fluxgold

    Sound problem Chase HQ

    Thanks i will check that tomorrow
  10. fluxgold

    Sound problem Chase HQ

    D0 - d7 all traffic with logic probe … which one are the control lines
  11. fluxgold

    Sound problem Chase HQ

    here you can hear a small video of the problem . the music and sound fx are all there but lowest lowest volume and crackling/distorted https://www.dropbox.com/scl/fi/uyhz3uaxsou1asxtx7411/8b44988f-0c09-4574-a5b6-5fb0c325ab04.MOV?rlkey=gpqw9bx1hko1gr6f3a8jca3c6&dl=0
  12. fluxgold

    Sound problem Chase HQ

    No change at the ic…. It sounds exactly the same broken as before
  13. fluxgold

    Sound problem Chase HQ

    Hi, i changed the ic but the sound is still broken.
  14. fluxgold

    Sound problem Chase HQ

    Sh1 sh2 is only garbage - thx i learned a lot - ic will be changed tomorrow … Thx also for the audio probe tip 🤓
  15. fluxgold

    Sound problem Chase HQ

    I will check thx
  16. fluxgold

    Sound problem Chase HQ

    Ic69 pin 27 ( analog out ) i hear nothing with my new audio probe. At another boards ym2610 i can hear sound on pin 27 …. So the ic69 is damaged ?
  17. fluxgold

    Tech : Atari System 1 General Questions (PCB type, LETA, Mix n' Match) ?

    Hi Gadget, sorry for the long delay. with the new 2 proms you gave me it looks like this - alle destroyed : https://www.dropbox.com/scl/fi/b60ln2kqydl6yubmywn9n/IMG_8721.mov?rlkey=8stbluqm9o90zn56mkh2w7h8z&dl=0 I used the old original prom at the top from me ( marked with white paper in the...
  18. fluxgold

    Sound problem Chase HQ

    Thanks i will build me a audio probe ! Thats very useful at other projects too 😀
  19. fluxgold

    Sound problem Chase HQ

    Hi, i just hear the sound and music at a very low rate and all distorted. I still have changed all marked capacitors and ics at the picture attached. The volume knob behind coin door with that 3 positions is also working. Any ideas what i could have missed ? Greets
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