According to your description, I suggest you refer to the following information:
1. The English meaning of the error prompt is: error code #E060 100 1. The TV coordinator device cannot be found. Please make sure that your TV coordinator device is connected and the driver is installed.
We don't have the information about the TV box you bought, so we can't help you make a specific judgment. I suggest you check the product information or instructions of the TV box, or try to contact the product dealer for consultation.