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  4. » Jackbot hums loud for 40 seconds when turned on cold
(Topic ID: 75605)

Jackbot hums loud for 40 seconds when turned on cold

By Ledman62

10 years ago



Topic Stats

  • 3 posts
  • 3 Pinsiders participating
  • Latest reply 10 years ago by Crash
  • No one calls this topic a favorite

You

Linked Games

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#1 10 years ago
OP
 
???

Ledman62

Pinside member

US South Bend, IN

10y 34,150 47 4

What would I have checked out first? Hum then goes away.
Thanks

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#2 10 years ago
 
DOC

doctor_pinball

Doctor Pinball

RO Bucharest

11y 54,150 557 57 34

old dried large capacitors on audio board,,,,, ground fix screws of the pcb untight !

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#3 10 years ago
 
ABC

Crash

Pinside member

13y 141K 14,139

Check filter caps on the sound board.

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