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Unread 17-01-2005, 08:15
Unsung FIRST Hero
Al Skierkiewicz Al Skierkiewicz is offline
Broadcast Eng/Chief Robot Inspector
AKA: Big Al WFFA 2005
FRC #0111 (WildStang)
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Re: need Computer power supply trick

Tytus,
Several websites suggest the connections outlined above. Please be careful, the five volt supply is a high current device. Short the wrong wire to ground and the jumper may get very hot. These power supplies have internal fuses but generally only on the mains input. Also, without a load on the five volt power supply, the 12 volt power may not regulate very well. It depends on the supply design. Don't open the supply if you are not familiar with switching power supply design. A large portion of the power supply and circuit board is at line potential, 120 VAC.
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Al
WB9UVJ
www.wildstang.org
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Storming the Tower since 1996.