1. Installing Internal Optional Devices
Express5800/B120f User's Guide
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Chapter 2 Preparations
1.4.1
Installation
Install the CPU in the following procedure.
1. Remove the top cover, air duct, and hard disk drive cage according to
Chapter 2 (1.3.1 Removal of top
cover, 1.3.2 Removal of air duct, and 1.3.3 Removal of hard disk
.
2. Confirm the position of the CPU socket.
3. Push down the socket lever once to unlatch it from the hook, then slowly open the lever until it stops.
Release the lever on the side marked as "Unlock", then release the lever on the other side.
4. Lift the CPU socket holder.
Important You will see the CPU socket contacts. Do not touch the socket contacts.
5. Remove the socket cover.
Important Keep the removed socket cover for future use. Always attach the socket cover if the
processor is removed from the socket.
