why! N650DU The Keyboard

Unlock the button without spring

Slide the battery up while unlocking the button with spring

Unscrew the two large screws circled in red

Unscrew the two small screws circled in green

Slide the plate down and lift the

Unscrew the circled screws in red and green

Put the computer in the position of the second image while pushing a paper clip into the hole of the screw circled in green until you hear a click

Lift the keyboard

Remove the red circled connector

Pull the white drawer that holds the connector circled in blue in the direction of the green arrow

Remove the connector surrounded in blue