Acer AC4B SM50 KB.I140A.015 用户手册

Chapter 3

101

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.

2. Turn the securing screw 180° to secure the CPU in the socket.