Dear Lloyd
Our resident pinball guru Lloyd Olsen answers Pinside readers questions!
Tuesday August 6th 2013
seems that the entire column in the lamp matrix is stuck on when game is in play while they do pulse the always are on now when i put into test mode all flash on then off on then off perfectly im not sure what to look for or what chip controls that section the db has new pins all the way around 3 brand new pia's so any help would be greatly appreciated oh and mpu also has been redone as well
Too Hot
Dear Too Hot
Unfortunately I don't have the game, board, or schematic here to begin guessing.
You know the transistors driving it, I would work my way back up stream from them and replace the first IC you run into.
Don't rule out a new pia being bad either.
LTG : )
Hey there! Welcome to Pinside!
Donate to PinsideGreat to see you're enjoying Pinside! Did you know Pinside is able to run without any 3rd-party banners or ads, thanks to the support from our visitors? Please consider a donation to Pinside and get anext to your username to show for it! Or better yet, subscribe to Pinside+!
