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The following components are visible on the back panel of the SDX 24100/24150 appliance:
Non-maskable interrupt (NMI) Button, used at the request of Technical Support to initiate a core dump. T o press this red
button, which is recessed to prevent unintentional activation, use a pen, pencil, or other pointed object. The NMI Button
is also available remotely over the network in the LOM GUI, in the Remote Control menu.
System status LED, which indicates the status of the appliance, as described in
http://support.citrix.com/proddocs/topic/netscaler-hrdwre-installation-10-5/ns-hardware-common-components-
ref.html.
Note: On an SDX 24100/24150 appliance running LOM firmware version 3.22, the system status LED indicates an error
(continuously glows RED) even though the appliance is functioning properly.
Four power supplies, each rated at 750 watts, 100-240 volts. A minimum of two power supplies are required for proper
operation. The extra power supplies act as backup. Each power supply has an LED that indicates the status of the
power supply, as described in http://support.citrix.com/proddocs/topic/netscaler-hrdwre-installation-10-5/ns-hardware-
common-components-ref.html.
Power switch, which turns off power to the appliance. Press the switch for less than two seconds to turn off the
power.
Four 600 GB removable solid-state drives. The first two leftmost solid-state drives store the NetScaler software. The
next two solid-state drives store user data. Additionally, you can extend the SSD storage (optional) by another 2 or 4
600 GB SSDs.