Acer Aspire E1-531 Acer Aspire E1-531 and E1-571 Notebook Service Guide - Page 126

CPU Installation 1. Align and place the CPU on the socket observing the markings on the socket. Figure 3:83. Installing the CPU (1 of 2) 2. Using a flat screwdriver, turn the captive screw 180º clockwise to lock the CPU to the socket. Figure 3:84. Installing the CPU (2 of 2) 3. Install the thermal module (see Thermal Module Installation on page 3-55). 3-58 Service and Maintenance