Dell E521 running XP pro. i have recently tried to update the bios on new PC. The power cut off before the installation was complete, now when i power up i get lots of beeps and a black screen. My keyboard, mouse and monitor are no longer recognised. Any help would be appreciated.
mudguard
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Jump to PostYou need to count the beeps and look up the cause in your mobo manual. Quite often RAM gets spiked by a mains glitch.
Jump to PostIs the E521 like the 5150 was under the old naming scheme? if so then i have the same pc.
what diagnistic lights come on (look at the black bit on the front where the usb ports and stuff are)
lights:
3 = cpu failure
3,4 = …
Jump to PostYeah, you can wipe the CMOS by putting a jumper over some pins on the motherboard for a few seconds.
Download the manual for your dell by googling dell support. Choose manuals and then choose to enter your service tag (black sticker). That way it will list the …
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