Powering On/Off the MXI-Express Thunderbolt System

This chassis includes a feature to follow host power based on the Thunderbolt connection. The following table defines how to power on or off the chassis based on the connection to the host.

Table 3. Chassis Inhibit Mode: Default
PXIe-1083 Power Thunderbolt Connection to Host Actions Required
To power the PXIe-1083 on Not present Press the power button.
Present Power on the host.
To power the PXIe-1083 off Not present Press the power button.
Present

Power off the host.

Press the power button > 4 s to initiate a forced shutdown.
Note Causing a forced shutdown of the chassis may result in crashes or hangs if a DMA transaction is active between the module installed in the PXIe-1083 and the host PC.
Note NI does not support hot-plugging/unplugging the Thunderbolt connection.
Table 4. Chassis Inhibit Mode: Manual
PXIe-1083 Power Actions Required
To power the PXIe-1083 on AC on
To power the PXIe-1083 off AC off

Observe the PXIe-1083 LED status where applicable. A properly connected and powered up system should report a valid link and power status once the host PC is powered on. Refer to LED Indicators for more information.

Note Refer to Inhibit Mode for more Information about the Default and Manual chassis inhibit modes.