Moreno Valley, CA
Are they ALL locking on? By themselves? Or only when they are scored?
The pop board itself is supposed to handle the firing of the pulse to the pop bumper coil when the bumper's switch closes.
(Topic ID: 300788)
Linked Games
Haunted House
Gottlieb, 1982
Topic Gallery
You're currently viewing posts by Pinsider frenchmarky.
Click here to go back to viewing the entire thread.
==There is a Gottlieb service bulletin to add 4.7K pull up resistors to the PBDB circuit.
Have you done this?==
He put in all new pop boards. Maybe they aren't getting 5v, or there's a bad ground connection to the pop boards?
Quoted from Mach1:Aren’t these the schematics for the Black Hole?
oops, deleted.
Promoted items from Pinside Marketplace and Pinside Shops!
You're currently viewing posts by Pinsider frenchmarky.
Click here to go back to viewing the entire thread.
Reply
Wanna join the discussion? Please sign in to reply to this topic.
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+!
