You're currently viewing posts by Pinsider Pinball_Postal.
Click here to go back to viewing the entire thread.
You might want to see if it is doing a ball search like when the dmd says pinball missing. If that is the case then you may have a number of different causes but not limited to dirty optos, flaky micro switches, damaged or worn insulation on wiring, maladjusted micro switches, especially on the ball trough, and or cracked connector pins on the opto boards.
You're currently viewing posts by Pinsider Pinball_Postal.
Click here to go back to viewing the entire thread.
Wanna join the discussion? Please sign in to reply to this topic.
Great 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+!
This page was printed from https://pinside.com/pinball/forum/topic/doctor-who-opto-issue-again?tu=Pinball_Postal and we tried optimising it for printing. Some page elements may have been deliberately hidden.
Scan the QR code on the left to jump to the URL this document was printed from.
