What can cause a sudden crash of a laptop on battery power

batterycrashlaptop

HP Pavilion DM3 / Windows 7
My laptop suddenly goes black without warning, restart and it goes to "Start Windows Normally."

Does not occur when plugged in to AC.

I got a new battery and had similar, if not more frequent events, after a few days.

Could be hardware related to the discharge circuitry or possibly both batteries drift down and suddenly kill the machine.

Any thoughts re: cause or ways to evaluate the problem. The crash is so sudden, it is unlikely an identifiable log even is generated.

Best Answer

It is either the hardware or battery that is causing the problem. Possibly the loose connection problem at the junction where the battery is supplying power to the laptop.

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