Acer AO722 Service Guide - Page 80

Replacing the Mainboard IMPORTANT:Before replacing the motherboard, take care of the following items: • Check that LED isn't broken (top of mainboard) • Check that the mylar next to the CPU module isn't damaged (bottom of mainboard) • Check the thermal power supply cable is connected properly 1. Insert the mainboard left side first into the lower cover. 2. Replace the securing screw on the Mainboard. 3. Connect the speaker cable to the mainboard. 70 Chapter 3