Rank: Administration
Groups: Administration, Customer
Joined: 10/24/2006(UTC)
Posts: 2,868
Location: Massachusetts, USA
Thanks: 2 times
Was thanked: 141 time(s) in 134 post(s)
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It sounds like the voltage regulators are failing, but I am not sure why. There isn't much that can go wrong with this supply. The only thing I can think of is reversed diodes or reversed rectifier bridge.
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Rank: Member
Groups: Member
Joined: 2/6/2013(UTC) Posts: 26  Location: Paris Thanks: 4 times
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Hope these pics can help. The board have been cleaned since ;) Edited by user Wednesday, November 6, 2013 10:03:10 PM(UTC)
| Reason: pictures upload neofeed attached the following image(s):  lcdps_top.jpg (253kb) downloaded 12 time(s). lcdps_under.jpg (234kb) downloaded 18 time(s).You cannot view/download attachments. Try to login or register.
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Rank: Member
Groups: Member
Joined: 2/6/2013(UTC) Posts: 26 Location: Paris Thanks: 4 times
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Problem solved !
Reworked on all solders and everything's fine now :)
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