The thermal shutdown error appears when device temperatures exceed safe limits. The NI 5646R-G shuts down until temperatures fall to acceptable levels and you reset the device in MAX.
  1. Power off the chassis that contains the device.
  2. Review the Maintain Forced-Air Cooling Note to Users included in the NI 5646R-G kit and make any necessary adjustments to ensure that the device is effectively cooled.
  3. Reset the device in MAX.
    The thermal shutdown error continues to be reported until you successfully reset the device.