i have dell optiplex gx280 computer.i am facing problem of CPU high fan speed when i turn on the PC.it goes to full noise like a jet fighter and nothing get appeared on the screen and fan continuously gone crazy like that.i have removed all the hard drives,Rams,cd roms, PCI slots cards..only power supply attached to the motherboard…but it still gives the same irritating cpu fan speed noise………can anyone tell me what is the exact problem ..???….thanks very much in advance…..!!!!!
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Dell Optiplex GX280 CPU FAN Speed Loud Noise – With No Display