3.1.2 UCSC EFA – Push Button and LED
The UCSC Hardware only contains one push button and one LED that affect/reflect information
about the EFA.
Field Agent Status Indicators (LEDs)
Field Agent Running and Connected to Cloud.
OR
Field Agent Running but NOT Connected to Cloud.
OR
PHY PRES push button is being pressed and LED is
blinking once a second to help the user count seconds for
initiating the desired command.
OR
Fast Blink to acknowledge PHY PRES push button
command has been received.
PHY PRES Push Button Commands
Toggle Configuration Mode
Enable or Disable access to the Web Console:
• If the Web Console is disabled, then this will enable access to the Web
Console for one hour.
• If the Web Console is enabled, then this will disable access to the Web
This will restart the Field Agent operating system and Predix Machine
without affecting the controller.
This will reset the IP Address back to the default, and remove Predix
Enrollment information from the Field Agent. On the first boot following a
factory reset, Predix Machine will generate cryptographic keys used for
communication.
It is critical the Field Agent is not powered down during these operations
to prevent corruption that may require another factory reset to resolve.
Please wait until the FA OK LED is on solid before cycling power.