I’m having trouble turning on Onyx Justin B May 16, 2017 23:36 Follow To turn on Onyx, follow the instructions found in our guide. We also have a video to help you which can be found here. Make sure Onyx is charged; plug it in and charging lights will indicate battery level. Related articles How do I get help with a gen 1 Onyx? Where can I find help videos? My headphone mic isn’t working with Onyx Can I use headphones with Onyx? Comments 0 comments Article is closed for comments.