Need Help .!

Hello , sorry but i need help for my laptop HP PAVILION TOUCHSMART , I JUST WANT TO START WHEN I PRESS THE BUTTON TO POWER ON JUST POWER ON JUST SECONDS AND TURNED OFF IT SELF , CAN YOU EXPLAIN ME WHAT IS THE PROBLEM ?? ANYTHING ??
thank you all
Answer #1
Well U have to tell the computer to do it first..
Control Pa\Hardware and Sound\Power Options\Edit Plan Settings
If U put it in sleep mode computer turns everything off. Nothing running.
when u click enter or move the mouse the computer starts up no reloading etcl
Well it does on my computer
ED: As its booting keep pressing F7/F8 to get into bios and set the timer for Boot options
(I aint got win 8 but it should be still the same)
Answer #2
Flat battery?
Is charger plugged in and working ?
Answer #3
yes the charger on and working the charger ,today in the morning i hold the f10 and it turned on but when i shut down in the start menu then when i want to turn doesn’t turned on
Answer #4
maybe the wire from your charger/adapter is loose, try to push the wire inside.
Answer #5
Try taking out the battery and just run it with the power adapter and no battery.