crwdns2934241:0crwdne2934241:0 xperience piro

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laptop blinking light 9 times without turning on

crwdns2934249:0crwdne2934249:0:

my laptop blinks light 9 times when without turning on when i plug in AC adapter. But when i remove the battery and plugged in my AC adapter, the power and capslock lights and the charging lights constantly blinking without turning on.

what should i do?

crwdns2866306:0crwdne2866306:0:

HP EliteBook 850 G1

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open