Removing A Blade Server Cover - Cisco UCS B420 M3 Installation And Service Note

Note Due to technical limitations, if the server is running a Cisco UCS Manager version earlier than release
2.2(3a) with the 32-GB SD card, only 16-GB usable capacity is available (regardless of mirroring) in the
server.
Figure 6: SD Card Slots

Removing a Blade Server Cover

Procedure
Step 1 Press and hold the button down as shown in the figure below.
Step 2 While holding the back end of the cover, pull the cover back and then up.
Figure 7: Opening a B420 M3 Blade Server
Air Baffles
The air baffles shown below ship with this server; they direct and improve air flow for the server components. No tools are necessary
to install them. Place them over the DIMMs and align them to the standoffs.
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