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CPU factory reset

Pudsey pinball

Site Supporter
10 Years
Joined
Jul 21, 2011
Messages
1,885
Location
Leeds,uk
Hi all got my demo man throwing a wobbler it goes back to factory reset,checked batts all is good ,is it the D1 D2 resistors? How do I check?
 
With power off measure at the bottom of d1 or d2. Look for 4.5v and no lower than 4v.
 
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