Diagnostics also doesn't indicate anything wrong with the computer and passess all tests. It even said Bios flash successful but it still won't boot and only the power light lights up.Īlso sometimes, I can get it to boot to the Diagnostic screen while holding the power button while plugging in the AC adapter but it happens rarely and attempting a reflash of the bios didn't fix anything. With LED, those failures are less common, even on cheaper displays. The LED strips do fail, but unlike the CCFL displays where death within 5-7 years was normal with low end CCFL panels. If that fails, try disconnecting the hard disk from the computer and boot without it. Attempted to reflash the BIOS and it didn't fix anything. The E6430 uses an LED panel - not a CCFL panel. With any luck, your computer will boot to the USB flash drive even if its failing to boot from your hard disk, and youll then be able to use rEFInd to launch a shell and/or launch an OS boot loader. Oddly enough sometimes when I remove the RAM I get the diagnostic LED combination for no ram but most of the time it doesn't happen and none of the diagnostic LEDs are lit.Įdit: Got it to boot up once but then after that it never came back. Also removed battery and held power button down but nothing got fixed. If your Dell laptop wont turn on when plugged in at all, then the problem lies with your power 27 de. Removed RAM and CMOS battery but same result. Search: Dell Precision Flashing Amber Power Light. After the power button is pressed, the HDD light and the caps lock light briefly light up then shut off and I am left with the power light and nothing else happening on the 3 diagnostic LED's. When I press the power button a second time, the fans ramp up then shut down. For some reason when I go turn on my E6430, I can hear the hard drive spin up and the optical drive make some noises but it never posts and shows a black screen with nothing happening.
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