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General Tips

Boot and Reset Buttons

When looking at the PLT-1 in the below orientation, the boot button is on the left and the reset is on the right by the USB-C port.

PLT-1 diagram labeling the boot button on the left and the reset button and USB port on the right

LTR390 UV

For the most accurate UV and LUX readings, be sure to expose the sensor circled in the image below to light.

Back of the PLT-1 with the LTR390 UV sensor circled in the top left corner