1, Shut down your Acer Extensa 5220 / 5620. Disconnect the AC adapter and remove the battery.
2. Open the LCD screen all the way to facilitate the easy removal of the middle cover.
3. To remove the Middle Cover, carefully insert the plastic flat screwdriver under the side of the middle cover and gently pry up the middle cover. Continue prying on the other side until you could detach the Middle Cover.
............
Please refer to the complete instruction How to Replace Acer Extensa 5220 / 5620 Keyboard.
2. Open the LCD screen all the way to facilitate the easy removal of the middle cover.
3. To remove the Middle Cover, carefully insert the plastic flat screwdriver under the side of the middle cover and gently pry up the middle cover. Continue prying on the other side until you could detach the Middle Cover.
............
Please refer to the complete instruction How to Replace Acer Extensa 5220 / 5620 Keyboard.