9
22. Line up the Arduino with a side of the box in order to estimate the location of the hole.
We've found a good location to be 1"/25mm in from a corner and ½"/12mm up from the
bottom. Use a ½"/12mm drill bit to drill a hole for the USB connector. Make sure you can
connect a USB cable to your Arduino through the hole.
23. Drill a hole for the USB connector. If desired, add a second 1/2" hole to mount the
potentiometer.