My computer keeps cutting out?

Hi, My mobile computer (Sony vaio) Keeps reducing when i do it.I make an effort to login and yes it does the following fine on the other hand after the mater associated with mins at times seconds, this cuts away and converts off.

Its possibly not because it is over warming because its once i first transform it on if its hip, however my may be making a werid noise lately, does anyone understand what it is definitely and how to fix it

Lets hope someone might help, thanks:)

Cutting released at haphazard – like a total power down without having on-screen communications or forewarning – is generally hardware.Electricity supply, battery power, CPU and motherboard would be the main culprits.Hard get failure is more likely to freeze the screen or formulate error communications.

On a laptop, the 1st estimate could be the power — either the battery, AC adaptor, or the electricity circuits within the motherboard.Does this behave identical way upon battery as on AC

Weird noise may be fans or even drives.