[URL] to find reset jumper (#10)  [URL]#page47
Hi, I'm new .. I have a Dell Optiplex 380 and it doesn't turn on, just really long orange light on power button. It's only turn on when holding the back button and it shows number 3 4 with beeping sound + really loud fan noise. I upgraded the RAM from 2GB into 4GB.. I got those RAM by my friend, he's using optiplex 380 DT too...   Please help me... Is it problem with PSU or RAM or Processor? Cuz I reseat the processor recently [IMAGE]   [IMAGE]   [IMAGE]  
Long blinking orange light on Optiplex 380 and does not turn on.