Home > Data Loss Situation and Recovery > Blank Screen During Computer Power Up

Blank Screen During Computer Power Up

Observations


You receive a blank screen when you power up your computer. This can happen as soon as you press the power-on button or after the P.O.S.T (Power On Self Test) completes.


Possible Causes


The followings are the two common causes to this problem:


  • Faulty or failed hardware component
  • Master Boot Record is corrupted
  • Corrupted BIOS

Resolution


Faulty or failed hardware component


The blank screen occurs as soon as you power up your computer. There is also a possibility that your hard disk has failed or unrecognised by the computer. See how to recover from faulty hardware.


Master Boot Record corruption


The blank screen occurs after the P.O.S.T (Power On Self Test) completes. See how to recover from corrupted master boot record.


Corrupted BIOS


This can happen when you make incorrect modifications to your BIOS. See how to recover from corrupted BIOS.