IBM 9228 Service Guide - Page 47

Removing and replacing computer components, Installation guidelines

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Chapter 4. Removing and replacing computer components Replaceable components are of four types: v Consumable parts: Purchase and replacement of consumable parts (components, such as batteries and printer cartridges, that have depletable life) is your responsibility. If IBM acquires or installs a consumable part at your request, you will be charged for the service. v 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. v Tier 2 customer replaceable unit: 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. v Field replaceable unit (FRU): FRUs must be installed only by trained service technicians. See Chapter 3, "Parts listing, Type 9228 and 9232," on page 19 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 and "Handling static-sensitive devices" on page 30. This information will help you work safely. v Observe good housekeeping in the area where you are working. Place removed covers and other parts in a safe place. v If you must start the computer while the cover is removed, make sure that no one is near the computer and that no tools or other objects have been left inside the computer. v Do not attempt to lift an object that you think is too heavy for you. If you have 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. v Make sure that you have an adequate number of properly grounded electrical outlets for the computer, monitor, and other devices. v Back up all important data before you make changes to disk drives. v Have a small flat-blade screwdriver available. v When you have to access the inside of the computer, you might find it easier to lay the computer on its side. v Blue on a component indicates touch points, where you can grip the component to remove it from or install it in the computer, open or close a latch, and so on. v When you are finished working on the computer, reinstall all safety shields, guards, labels, and ground wires. © Copyright IBM Corp. 2007 29

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Chapter 4. Removing and replacing computer components
Replaceable components are of four types:
v
Consumable parts:
Purchase and replacement of consumable parts
(components, such as batteries and printer cartridges, that have depletable life)
is your responsibility. If IBM acquires or installs a consumable part at your
request, you will be charged for the service.
v
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.
v
Tier 2 customer replaceable unit:
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.
v
Field replaceable unit (FRU):
FRUs must be installed only by trained service
technicians.
See Chapter 3, “Parts listing, Type 9228 and 9232,” on page 19 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 and “Handling static-sensitive
devices” on page 30. This information will help you work safely.
v
Observe good housekeeping in the area where you are working. Place removed
covers and other parts in a safe place.
v
If you must start the computer while the cover is removed, make sure that no
one is near the computer and that no tools or other objects have been left inside
the computer.
v
Do not attempt to lift an object that you think is too heavy for you. If you have 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.
v
Make sure that you have an adequate number of properly grounded electrical
outlets for the computer, monitor, and other devices.
v
Back up all important data before you make changes to disk drives.
v
Have a small flat-blade screwdriver available.
v
When you have to access the inside of the computer, you might find it easier to
lay the computer on its side.
v
Blue on a component indicates touch points, where you can grip the component
to remove it from or install it in the computer, open or close a latch, and so on.
v
When you are finished working on the computer, reinstall all safety shields,
guards, labels, and ground wires.
© Copyright IBM Corp. 2007
29