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Step 10. Alternately tighten the screws on the 1-node scalability card by hand to ensure that the screw
threads start properly.
Important: Always hand tighten each screw before you use the 3/16" hex driver.
Installing the blade server cover
Use these instructions to install and close the cover for a blade server or for the topmost blade server in a
scalable blade complex.
Attention: You cannot insert the blade server into the BladeCenter chassis until the cover is installed and
closed. Do not attempt to override this protection.
Statement 21
CAUTION:
Hazardous energy is present when the blade server is connected to the power source. Always replace
the blade cover before installing the blade server.
To install and close the blade server cover, complete the following steps:
Step 1.
Before you begin, read "Safety" on page iii and "Installation guidelines" on page 23.
Step 2.
Carefully lay the blade server on a flat, static-protective surface, orienting the blade server with the
bezel pointing toward you.
Step 3.
Lower the cover so that the slots at the rear slide down onto the pins at the rear of the blade server,
as shown in the illustration. Before you close the cover, make sure that all components are installed
and seated correctly and that you have not left loose tools or parts inside the blade server.
Blade server
cover
Cover
pins
Step 4.
Pivot the cover to the closed position, as shown in the illustration, until it clicks into place.
Blade server
cover release
.
Chapter 3
Installing optional devices
69
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