The USB ports with our hardware configuration can only be used for charging. The USB-C port allows you to charge the telescope battery, and the USB-A port allows you to charge a device (such as your phone or tablet) with the telescope battery.
For the eVscopes and eQuinoxes, USB-A on the left, USB-C on the right:
For the Odysseys, USB-A on the top, USB-C just below: