Acer Aspire 5515 Acer Aspire 5515 Notebook Service Guide - Page 108

Main Module Reassembly Procedure Replacing the CPU IMPORTANT:The CPU has a Pin1 locator that must be positioned corresponding to the marker on the CPU socket. 1. Carefully turn the mainboard upside down (CPU side up), and place the CPU into the CPU socket as shown, taking note of the Pin1 locator. Socket Pin1 Locator CPU Pin1 Locator 2. Gently close the socket lever and snap it into place in the securing clip. IMPORTANT:Do not force the lever closed. The CPU is incorrectly installed if resistance is encountered. Remove the CPU and ensure that all pins are straight and that Pin1 is correctly located. Chapter 3 97