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Old 12th Jan 2017, 9:59 pm   #13
dseymo1
Retired Dormant Member
 
Join Date: Dec 2007
Location: Shropshire, UK.
Posts: 3,051
Default Re: BT Robin - Answering Machine 202A

In this sort of situation, I usually check the polarity and approximate voltage by examining the electrolytic caps. I then start with perhaps 1/3 of their rated voltage, and slowly wind it up until the thing starts to work properly. Add about 20%, and that will usually do.
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