Replacing The System Board - IBM System x3750 M4 Installation And Service Manual

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Replacing the system board

This information provides instructions on how to replace the system board.

About this task

v When you reassemble the components in the server, be sure to route all cables

carefully so that they are not exposed to excessive pressure and so that they do

not get pinched when you reinstall the system board.

v When you replace the system board, you must either update the server with the

latest firmware or restore the pre-existing firmware that the customer provides

on a diskette or CD image. Make sure that you have the latest firmware or a

copy of the pre-existing firmware before you proceed. See "Updating the

firmware" on page 137 and "Updating the Universal Unique Identifier and

DMI/SMBIOS data" on page 158 for more information.

Attention: Installing the wrong firmware or device-driver update might cause

the server to malfunction. Before you install a firmware or device-driver update,

read any readme and change history files that are provided with the

downloaded update. These files contain important information about the update

and the procedure for installing the update, including any special procedure for

updating from an early firmware or device-driver version to the latest version.

v Reactivate any Features on Demand features. Instructions for automating the

activation of features and installing activation keys is in the IBM System x

Features on Demand User's Guide. To download the document, go to

http://www.ibm.com/systems/x/fod/, log in, and click Help.

Important: Some cluster solutions require specific code levels or coordinated code

updates. If the device is part of a cluster solution, verify that the latest level of

code is supported for the cluster solution before you update the code

To install the system board, complete the following steps:

1. Read the safety information that begins on page "Safety" on page vii and

"Installation guidelines" on page 35.

2. Align the system board with the slots on the side of the chassis and lower the

right side into the chassis first; then, lower the other side of the system board

into the chassis.

Chapter 6. Removing and replacing components