Chapter 4. Removing And Replacing Server Components; Installation Guidelines - IBM System x3800 Manual

Chapter 4. Removing and replacing server components

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: You may install a Tier 2 CRU yourself or
v Field replaceable unit (FRU): FRUs must be installed only by trained service
See Chapter 3, "Parts listing, System x3800 Type 8865," on page 107 to determine
whether a component is a Tier 1 CRU, Tier 2 CRU, or FRU.
For information about the terms of the warranty and getting service and assistance,
see the Warranty and Support Information document.

Installation guidelines

Before you remove or replace a component, read the following information:
v Read the safety information that begins on page vii, "Working inside the server
v Observe good housekeeping in the area where you are working. Place removed
v If you must start the server while the cover is removed, make sure that no one is
v Do not attempt to lift an object that you think is too heavy for you. If you have to
v Make sure that you have an adequate number of properly grounded electrical
v Back up all important data before you make changes to disk drives.
v Have a small flat-blade screwdriver available.
v You do not have to turn off the server to install or replace hot-swap power
v Blue on a component indicates touch points, where you can grip the component
v Orange on a component or an orange label on or near a component indicates
© Copyright IBM Corp. 2006
responsibility. If IBM installs a Tier 1 CRU at your request, you will be charged for
the installation.
request IBM to install it, at no additional charge, under the type of warranty
service that is designated for your server.
technicians.
with the power on" on page 116, and the guidelines in "Handling static-sensitive
devices" on page 117. This information will help you work safely.
covers and other parts in a safe place.
near the server and that no other objects have been left inside the server.
lift a heavy object, observe the following precautions:
– Make sure that you stand safely without slipping.
– Distribute the weight of the object equally between your feet.
– Use a slow lifting force. Never move suddenly or twist when you lift a heavy
object.
– To avoid straining the muscles in your back, lift by standing or by pushing up
with your leg muscles
outlets for the server, monitor, and other devices.
supplies, hot-swap fans, hot-plug adapters, or hot-plug Universal Serial Bus
(USB) devices. However, you must turn off the server before performing any
steps that involve removing or installing adapter cables.
to remove it from or install it in the server, open or close a latch, and so on.
that the component can be hot-swapped, which means that if the server and
operating system support hot-swap capability, you can remove or install the
component while the server is running. (Orange can also indicate touch points on
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