Chapter 6. Removing And Replacing Components; Returning A Device Or Component; Removing And Replacing Server Components - IBM System x3750 M4 Installation And Service Manual

Types 8722 and 8733

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Chapter 6. Removing and replacing components

This information provides an introduction to removing and replacing components

in the server.

Replaceable components are of three types:

v Tier 1 customer replaceable unit (CRU): Replacement of Tier 1 CRUs is your

v Tier 2 customer replaceable unit (CRU): You may install a Tier 2 CRU yourself

v Field replaceable unit (FRU): FRUs must be installed only by Trained service

See Chapter 5, "Parts listing, System x3750 M4 Types 8722 and 8733," on page 215

to determine whether a component is a Tier 1 CRU, Tier 2 CRU, or FRU that must

be replaced only by a trained service technician.

For information about the terms of the warranty, see the Warranty Information

document that comes with the server.

For more information about getting service and assistance, see Appendix E,

"Getting help and technical assistance," on page 841.

This information provides instructions for returning a device or component.

If you are instructed to return a device or component, follow all packaging

instructions, and use any packaging materials for shipping that are supplied to

This information covers removing and replacing server components.

This section provides information for removing and replacing components in the

responsibility. If IBM installs a Tier 1 CRU at your request, you will be charged

for the installation.

or request IBM to install it, at no additional charge, under the type of warranty

service that is designated for your server.

technicians.