question for board expert in bally/stern mpu 17
- djsupermariobros
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question for board expert in bally/stern mpu 17
i bout a sten memory lane with a busted c5 capacitor burnt ...replace it and had small corrosion ...kleen repair ,relocate battery ...machine work fine for about 6 months played 5 day a week a couple of game a night and burn again with the fuse looking for a reason to happen twice ???? only thing that was new is a ted nugent machine now in working 100 per cent next to its on the same plug and both were on when the c5 Blu ...tanks
professional pinbal challenger 3 (power play) memory lane (stern) nugent (stern) mini arcade 412 in1 bartop 619 in 1 gottlieb sky jump now a addict to pinball ,bally monte carlo
- djsupermariobros
- MAACA Silent Type
- Posts: 14
- Joined: Sat Sep 17, 2016 8:31 pm
- Location: st louis de gonzague
Re: question for board expert in bally/stern mpu 17
Fix it was the rectifier that on the verge of going replace the rectifier for f3. the c5 its like a warning i think
professional pinbal challenger 3 (power play) memory lane (stern) nugent (stern) mini arcade 412 in1 bartop 619 in 1 gottlieb sky jump now a addict to pinball ,bally monte carlo
- DrDude
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Re: question for board expert in bally/stern mpu 17
djsupermariobros wrote:Fix it was the rectifier that on the verge of going replace the rectifier for f3. the c5 its like a warning i think
Thanks for confirming: Yes, a dying rectifier would put a lot of AC ripple into C5, possibly even some reverse current (it's a polarized capacitor), which would be very bad for it indeed! Thanks for explaining your fix!
Grant Goodes
Stern: Meteor, Lightning, Nineball, Cheetah, Seawitch, Catacomb
Bally: Fathom x 2, Centaur
Gottlieb: Black Hole
Wanted: Balls-a-Poppin, Catacomb slingshot plastics
Lust-worthy: Dragonfist, Solar Fire, Funhouse, Skateball, Capersville
Stern: Meteor, Lightning, Nineball, Cheetah, Seawitch, Catacomb
Bally: Fathom x 2, Centaur
Gottlieb: Black Hole
Wanted: Balls-a-Poppin, Catacomb slingshot plastics
Lust-worthy: Dragonfist, Solar Fire, Funhouse, Skateball, Capersville
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