Screen black; white light pulses. Apple "genius" Screen black; white light pulses. Apple "genius" says it's internal power supply dead. Would fix it for $395 which seems too much for a 3 ...
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Hansol Flat screen H771 problem after a powercut only. Hansol Flat screen H771. Once unplugged or after a powercut, when it is plugged in again it flickers but won't show anything on the screen at all
high ripple current, long life rating such as PANASONIC FM or FC series. Hello,The power supply boards (NP-20) in these units are known to have issues with the capacitors. When they begin to fail they
...caps in the output of a smpsu have to have a high ERS rating or something ie they are dealing with pulses of power and it wears them out :-) They get hot and sweat...... Hey rg213 I had a similar ...
...high voltage stored in them to zap and kill, if you just touch the wrong spot. It's not enough to unplug them because they will still store the voltage in the caps. So please wait untill you really ...
high pitch, pulsing noise. the computer is on and i am typing on the first screen, any advice? matcontrol, Nothing new here about your problem "black screen of death" Dell E173FP!!! It's a bad (failed
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