Chapter 4. Removing And Replacing Bladecenter Components; Installation Guidelines - IBM 8852 - BladeCenter H Rack-mountable Service Manual

Chapter 4. Removing and replacing BladeCenter 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 can 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," on page 23 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 v and "Handling static-sensitive
v Observe good housekeeping in the area where you are working. Place removed
v You do not have to disconnect the BladeCenter unit from power to install or
v Do not attempt to lift an object that you think is too heavy for you. If you have
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 Orange on a component or an orange label on or near a component indicates
© Copyright IBM Corp. 2010
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 designed for your computer.
technicians.
devices" on page 30. This information will help you work safely.
covers and other parts in a safe place.
replace any of the hot-swap modules in the BladeCenter unit. You must to shut
down the operating system and turn off a hot-swap blade server before you
remove the blade server, but you do not have to remove power from the
BladeCenter unit itself.
to 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 BladeCenter unit.
that the component can be hot-swapped, which means that you can remove or
install the component while the BladeCenter unit is running. (Orange can also
indicate touch points on hot-swap components.) See the instructions for
removing or installing a specific hot-swap component for any additional
procedures that you might have to perform before you remove or install the
component.
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