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

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Chapter 6. Removing and replacing components

Use this information to remove and replace components of the Lenovo System x3750 M4 Type 8753.

Replaceable components are of three types:

• Tier 1 customer replaceable unit (CRU): Replacement of Tier 1 CRUs is your responsibility. If IBM

installs a Tier 1 CRU at your request, you will be charged for the installation.

• Tier 2 customer replaceable unit (CRU): You may install a Tier 2 CRU yourself or request IBM to install

it, at no additional charge, under the type of warranty service that is designated for your server.

• Field replaceable unit (FRU): FRUs must be installed only by Trained service technicians.

See Chapter 5 "Parts listing, Lenovo System x3750 M4 Type 8753" on page 203 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

For more information about getting service and assistance, see Appendix E "Getting help and technical

assistance" on page 943.

Use this information if you are instructed to return 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 you.

Use this information for removing or replacing a CRU, FRU, or installing an optional device.

This section provides information for removing and replacing components in the server.

Use this information to remove and replace consumable parts.

Replacement of consumable parts is your responsibility. If a Lenovo approved warranty service provider

installs a consumable part at your request, you will be charged for the installation.

The illustrations in this document might differ slightly from your hardware.

Use this information to remove and replace structural parts.

Replacement of structural parts is your responsibility. If a Lenovo approved warranty service provider installs

a structural part at your request, you will be charged for the installation.

The illustrations in this document might differ slightly from your hardware.