just changed motherboard an cpu

James E Glynn Jr

Estimable
Mar 23, 2014
2
0
4,510
0
my hp pavilion just got a new motherboard and cpu installed in it but the screen is black/notlighting up.everything else is powered up fans an lights . what can i do to fix this(i also took it apart again to check just in case but still no boot up)
 

James E Glynn Jr

Estimable
Mar 23, 2014
2
0
4,510
0
there is no faint picture putting a external monitor dosent work either.changed because motherboard was defective and screenn would black out for no reason. now it wont even boot up when i changed it
everything powers up fans and lights
 
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