Lenovo HS23 Installation And User Manual page 35

Types 7875 and 1929
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3. Remove the cover from the blade server or the expansion unit (see "Removing
the blade server cover" on page 21). Save the top cover for future use.
4. Locate the blade expansion connector on the blade server system board or the
expansion unit and remove the cover if one is installed (see "Blade server
connectors" on page 15).
5. Touch the static-protective package that contains the optional expansion unit
to any unpainted metal surface on the BladeCenter unit or any unpainted metal
surface on any other grounded rack component; then, remove the optional
expansion unit from the package.
6. Orient the optional expansion unit as shown in the illustration.
7. Lower the expansion unit so that the slots at the rear slide down onto the
cover pins at the rear of the blade server; then, pivot the expansion unit down
onto the blade server.
8. If the expansion unit has an extraction device (such as a thumbscrew or a
lever), use it to fully engage the expansion unit on the blade server; otherwise,
press the expansion unit firmly into the closed position until it clicks into
place. To install an option into the expansion unit, refer to the documentation
provided with the expansion unit.
9. If additional expansion units are being installed, repeat steps 4 through 8 for
each expansion blade; otherwise continue with step 11.
10. Follow the instructions provided with the expansion unit to install an option
in the expansion unit.
11. If you have other devices to install or remove, do so now; otherwise, go to
"Completing the installation" on page 45.
Chapter 3. Installing options
23

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