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Its been a while since ive had a chance to mess with the game. I checked the clock on the CPU and it is working just fine. Since it wont go into test mode or perform the self test im wondering where that comes from on the board. Is it a ROM? I also noticed that after changeing the big blue...

The parts came yesterday. I'm sad to report after changing the big blue, the pokeys, and the cpu there is still no change. The power seems fine but the screen is blank. Still no beeps and no test mode. I'm getting quite frustrated. I don't know what else to try besides testing every ram with...

I pulled the pokeys last night and it had no change. I ordered a new big blue and cpu this morning. Hopefully they will be here by this weekend. Ill update when they get here. Thanks.

Ok so I checked the power at the board and it is 5V. To me this says the power supply is fine but if I'm wrong pls tell me another way to test it. I'm concidering replacing the big blue like you said but I haven't ordered one yet. Is there a way to test that? I read another post where the...

Thank you for the advice but I have tried starting it up with the test switch in the on and off position aswell as flipping the switch once its on. There is no change either way. It just has a black screen and no beeps or tones. I have also tested the main fuses now. All are fine. I took the...

So I have a Millipede game with the multipede kit. I was playing Centipede the other day when it just died on me mid game. The screen when black then just garbage flashed. I turned it off and on again and still just a black screen or ocasionally some junk on screen. The sound also stopped...