HP Netserver LT 6000r Installation Guide

Chapter 3 Opening and Closing the HP NetServer
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Figure 3-4. Rack Release
WARNING Never attempt to open the system board access panel when the
yellow LED is lit. Attempting to open the access panel when
the LED is lit will cause the system to fail, and might damage
the system board assembly and its components.
5. Before opening the system board access panel, unplug all power cords
from the NetServer’s rear panel. All power cords must be unplugged
before you open the system board access panel.
6. Press down on the access panel handle’s button, and rotate handle
clockwise from the closed position to the open position (see Figure 3-5).