The firmware for Athena's Target, Monitors, and Displays resides in the file system on each unit.
/home/pi/ESTBuild/builds/[build version]: Directory for each build version.
/home/pi/ESTBuild/est: Symbolic link that points to the current build version.
Manually Updating Athena's Software
EST Unit credentials are required for this process
1.From Orion, click on Athena -> Unit Maintenance, to open the Unit Maintenance window.
2.Select one Target, Monitor, or Display.
3.Click on Miscellaneous -> Manual Upgrade EST Software
4.Type in the Username and Password for the unit, and the build version number in the "EST Software Version" field.
5.Click the Start button.
6.When done you will see a success message.
Manually Reverting to a Previous Version
Root access is required for the following steps.
1.Log into the EST Unit (see Network and Terminal Access).
2.Change to the build directory
cd /home/pi/ESTBuild
3.Remove the old symbolic link
rm est
4.Create the new symbolic link pointing to the reverted version
ln -s ~/ESTBuild/builds/[build version] est
Updating Athena's Software via bash Script
Root access is required for the following steps.
1.Log into the EST Unit (see Network and Terminal Access).
2.Change to the build's scripts system directory.
cd /home/pi/ESTBuild/est/scripts/system
3.Run the InstallBuild.sh bash script
bash ./InstallBuild.sh [build version]