> product_name : HP Pavilion dv5-1111ea Entertainment Notebook PC
> part_number : FV683EA serial number : CNF9012PRW#ABU
> Problem description :
> After switch on the laptop no display but CPU fan sound coming out.
> Caps lock and num lock led continuously blink.
> Sometime after several tries (seems that when when the laptop is
> heated) , it started then it works properly for that season.
> However most of the time it is not started.
> Please advice/suggest.
Can you get into BIOS when starting up? Try resetting the BIOS settings first to the default values. See if the HDD is recognized in BIOS. If not, it could be an HDD failing.
Use some compressed air to clean up the exhaust openings.