DC7900 beeps 4 times when started up (6344 Views)
07-10-2009 10:48 AM
I tried to start my dc7900 today and it beeped a series of 4 times. I have reseated the memory and checked all connections but cant find what is wrong...Any help out there???
07-10-2009 05:43 PM
4 beeps at 1 second intervals along with a flashing red power led is a defective power supply. Or possibly a power cable loose on the motherboard or a defective add-on item causing a symptom of a bad power supply. Less likely is a defective motherboard. The most likely suspect is the power supply.