Toopower New Replacement Battery for Hp Compaq Presario CQ57 CQ57-100 CQ57-217NR CQ57-339WM CQ57-386NR CQ57-410US CQ57-439WM CQ57-489CA CQ57-489WM CQ58 CQ58-A10NR

so we have a combat for sure per se o CQ 57 so is having a problems with the keyboard and you can tell by one of the beeps two times so it's voice so it could be either the keyboard the RAM over the feeder court but mostly what you want to do first is the keyboards if he notices sluggish when you're into the windows if it'll even let you goes into the windows but this one does when I notice it that the mouse and the keyboard was not active right the way it was supposed to be so we're gonna show you a demo here and then you're gonna hear the beep right now as soon as I started this laptop so when you hear this out one two and then for a long run second beat that's your keyboard so we're gonna go ahead and shut this off and we're gonna dissemble the and once he takes battery up you need to go to the power button and make sure there's no more juice left in the battery until the laptop for