120Eg User Guide - Upgrading Your System
4 - 34
Installation
Install a CPU in the following procedure.
1.
See the section
“Preparing Your System for Upgrade” on page 4-3
to prepare.
2.
Remove the components as follows:
■
Side cover (see
“Removing or Installing the Side Cover” on page 4-4
)
■
Processor air duct (see
“Removing or Installing the Processor Air Duct” on
page 4-6
)
3.
Locate the CPU socket which you are going to install CPU.
4.
Raise the locking lever on the socket.
Caution
Open the lever until it stops. The bar can be opened to approx.
120 degrees.
Figure 4 - 27: Opening the CPU Socket Locking Lever
5.
Aligning the pins of the CPU with the socket, insert the CPU slowly and gently
into the socket.
Caution
Be aware of CPU direction. Pin layouts on two corners among
four differ from others to prevent an incorrect insertion. Confirm
the pin mark and pin layout on the socket, and insert the CPU
correctly.
X
O
Summary of Contents for Express 5800 120Eg
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