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6. Select all five firmware files and either copy/paste or drag them to the root of your thumb drive.
Eject your drive and disconnect it from your computer.
7. Insert the thumb drive into the USB slot on the rear of your CS18AI controller (Power on the
controller if it is not already on).
8. Press the Home button in the Master Control section of your CS18AI.
From the Home screen select System.
On the System screen select Firmware.