Recent content by djhurt1

Thanks for the info. everyone. I'm tabling this project for now. Got too many other things to get done.

Funny you mentioned that site. I used to be a member there but it had been too long since I logged in apparently. Any idea how you get back into this super elite club 😉

I have not and I haven't even downloaded a schematic or manual. Any particular area you suggest to check off the top of your head?

Geez sorry I misunderstood. It is not moving. So the only thing moving on the screen is the animated stuff that's supposed to be. But you just can't make it out what it is and it appears that they exist in multiple parts of the screen. Like it's duplicated over and over if that makes sense? I'll...

@rewrite It moves. The attract sequence works and you can start a game.

I hauled this home after buying and it was working fine before the move. It now has a distorted screen but game starts and plays fine otherwise. Initially I checked and cleaned the main edge connector and this resolved the issue for a few days only for it to return. I've then fiddled with some...

I've made some progress on this. After re-flowing the edge connector I was able to some logic back. I was still getting the garbled screen but now in diagnostic mode it said "Rom 1 bad". Looking this up that pointed to 6F. I already had another new chip coming from highscoresave.com. Once that...

@mecha Any idea why placing the Z80 directly on the mainboard produced similar result? I'm no expert but I read that placing the Z80 directly on the mainboard, where the ribbon cable would normally go, would allow the machine to boot?

Hello, Excited to be admitted to the forum! I joined because I'm having a heck of a time with a Ms. Pacman cocktail I recently acquired. It was working perfectly fine before I started mucking with it sadly. It had the high speed chip so I removed that and replaced with one from...