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Removing and replacing Tier 1 CRUs
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.
The illustrations in this document might differ slightly from your hardware.
Removing the cover
To remove the server cover, complete the following steps.
Attention:
v For proper cooling and airflow, replace the cover before you turn on the server.
v Do not remove the server cover with the power on.
1. Read the safety information that begins on page vii and "Installation guidelines"
2. Turn off the server and peripheral devices and disconnect all power cords and
3. Remove the cover from the server:
Installing the cover
To install the server cover, complete the following steps:
1. Position the internal cables so that they do not interfere with the cover
2. Install the cover:
Operating the server for extended periods of time (more than 30 minutes) with
the cover removed might damage server components.
on page 29.
external cables; then, remove the server from the rack.
a. Loosen the captive screw on the back of the cover.
b. Disengage the tabs on the sides of the cover from the matching slots on the
sides of the chassis.
c. Slide the cover toward the rear of the server, and lift the cover off the server.
installation.
Important: Before you slide the cover forward, make sure that all the tabs on
the cover engage the chassis correctly. If all the tabs do not engage the chassis
correctly, it will be very difficult to remove the cover later.
a. Place the cover on top of the server so that all the tabs engage the
matching slots on the chassis.
Captive screw
Chapter 4. Removing and replacing server components
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