Hello.
I have a presario 700z ,the machine boots fine I think, what I mean is I hear it but I don't see it..I swapped out a working good screen and still same problem.. is there a video chip somwhere or is the whole mother board fried??
TIA
bigfroggmann
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Jump to Postcould be a chip failiure but doubtful as you've stated that the machine works if you hook up an external monitor.
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it could be a backlight has gone (tell this be shining a bright torch onto the screen and seeing if theres outlines of a dialogue box etc)
Jump to PostCheck the BIOS settings to make sure the LCD is enabled. Also try the Fn key combination to switch from LCD to external display (might be a combination like Fn + F5 or Fn + F8). If it still doesn't work, check the LCD close switch to make sure it …
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bigfroggmann
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JANINE
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