The device does not turn on autonomously

Battery is discharged

Charge the battery

The device only works when connected to external power

Battery is defective

Contact support

The device vibrates and shows the icon

Battery is discharged

Charge the battery

After disconnecting from the charger, the battery level is below 100%

Battery capacity has significantly decreased

Wait until the blue LED turns off

15 minutes after a full charge, the battery level is below 85%

Battery capacity has significantly decreased

Contact support service

The battery does not charge (the blue LED does not light up)

Temperature is above +40°C or below 0°C

Ensure the device is within the correct temperature range

The device does not turn on, vibrates continuously, and the blue LED is on

The device is in bootloader mode

Contact support service

The device works, but the monitor shows 0.00 CPS

The device is malfunctioning

Contact support service

"Device is not calibrated" at startup

Calibration data is missing in the device memory

Contact support service

The device shuts down without showing a low battery message

The device is affected by static electricity

Protect the device from exposure to static discharges

One dominant channel in a random part of the spectrum

The device is affected by static electricity

Turn the device off and on again. Protect the device from exposure to static discharges

Calibration coefficients a0 and a2 are zero

Perform a factory reset

"Hardware Error [1XX]"

Non-volatile memory error

Restart. If recurring - contact support

"Hardware Error [2XX]"

Bluetooth module error

Restart. If recurring - contact support

"Hardware Error [3XX]"

Acelerometer error

Restart. If recurring - contact support

"Hardware Error [4XX]"

Optical sensor error

Restart. If recurring - contact support

"Hardware Error [5XX]"

Thermometer error

Restart. If recurring - contact support

"Hardware Error [6XX]"

Option state error

Restart. If recurring - contact support