G GAC85 Beta member Messages 1 Mar 23, 2010 #1 I have an older HP desktop. Everytime I turn on the unit, it'll just keep blinking really fast. On the back where the power adapter is at, the green light blinks really fast as well. The computer will not turn on, Please help.
I have an older HP desktop. Everytime I turn on the unit, it'll just keep blinking really fast. On the back where the power adapter is at, the green light blinks really fast as well. The computer will not turn on, Please help.
M Marshillboy In Runtime Messages 401 Location C Mar 24, 2010 #2 The power supply (PSU) may be bad, do you have another one you could temporarily replace it with and see if that fixes the problem?
The power supply (PSU) may be bad, do you have another one you could temporarily replace it with and see if that fixes the problem?
F frank2085 In Runtime Messages 156 Mar 24, 2010 #3 could just test the power supply with a multimeter. a power supply give out 3.3v, 5.0v and 12v. Here is a link you can go to for a little guide http://pcsupport.about.com/od/toolsofthetrade/ht/power-supply-test-multimeter.htm
could just test the power supply with a multimeter. a power supply give out 3.3v, 5.0v and 12v. Here is a link you can go to for a little guide http://pcsupport.about.com/od/toolsofthetrade/ht/power-supply-test-multimeter.htm
