Insert a charged battery, secure the lid, and press the power button on the back of the unit. Startup can take up to 90 seconds. The power button will flash blue during startup, then turn solid blue when ready.

Yes, for security reasons, Argos operation requires a PIN. The PIN can be found in the manual. The easiest location for the manual is on the Android phone. To access start the Argos applications, press the 3 dots in the upper right corner and then help. Once in the manual then search for the word PIN.

Yes. A self-test cycle is recommended each time Argos is powered on to verify system calibration before proceeding.

There are several operating modes: Detection mode for scanning, Teflon Test mode for service diagnostics, and Self-Test mode for calibration verification.