There are four buttons on the card10 _harmonic_ board: On the top left, just above the USB-C connector is the `POWER` button. Below is the `LEFT/DOWN` button. The buttons on the right side are closer together. On this side, the top button is the `SELECT` button, the one below it is the `RIGHT/UP` button.
There are four buttons on the card10 _harmonic_ board: On the top left, just above the USB-C connector is the `POWER` button. Below is the `LEFT/UP` button. The buttons on the right side are closer together. On this side, the top button is the `SELECT` button, the one below it is the `RIGHT/DOWN` button.
[](/media/card10buttons.svg)