Recent content by Astroboy440

Is there a standard credit board for this?

Still looking for some feedback.

How does this look? Is it worth earthing the pot to the jamma harness?

Can someone please put some lines in the attached picture to show how they wire up?

Thank, I don't think I'll bother with the volume pot after all then, though I did find this great link on wiring up a volume pot for anyone else interested in doing it: http://scarvell.net/wiki/index.php?title=VOLUME_CONTROL_MOUNTING_AND_WIRING

Does anyone have a detailed guide or diagram showing how to wire up speakers (in stereo) to my jamma harness? Im particularly confused on how to wire in the volume pot. Thanks

Hi, I want to install an NRI G-13 coin mech into my new cab. Any idea how to connect it to the jamma harness?? This is the mech: http://www.happcontrols.com/cc/nri.htm Thanks

Hi, I want to convert my Ninja Turtles board from 4 to 2 player so I'm looking for the eproms, or someone that can help me to burn them. Thanks.

Got it sorted. I looked up the pinouts and found that the graphics ground was going to the normal ground. Swaping them around fixed it.

Yeah I'm certain it's a grounding or a connection issue. Its strange that it only seems to start doing it after maybe 10 seconds of the game being turned on. Could it also be a power related issue?

My bubble bobble board is displaying very light flickering lines, similar to static on a tv. Its not hugely bad, I can still play the game its just really annoying. Any idea what would cause this? The board is the 44 pin version with a jamma converter harness. The cabinet works fine with...