dell gx270 no display

[majeed jamal]

I have A dell gx270 desktop computer . i was searching on internet . Suddenly system hangs . When i restart computer it hangs on dell logo . i tried many time but it hangs on dell logo . i changed ram , processor , remove all extra cards ,cdrom ,hard disk but all in vain . then i clean the mother board . But the problem still same . Now Computer is not showing any display . TFT shows chek signal cable . processor ,ram , hard and power supply all is ok . But shows no display . Please help me . How can solve this problem .



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[voyagerfan99]

Try resetting the CMOS by disconnecting the power cable and the CMOS battery, then pressing the bower button to make sure all power is gone from the board. Let it sit like that for a few minutes, then plug it back in and turn it on.