# LED Indicators

The USB port, power switch and LED indicators are part of the control board which sits in the middle of the EPOC+ headband. The power LED is located on the top surface and the charging LED is on the USB face. 

The following table outlines their behavior:

| **Action**                   | **Power LED**          | **Charging LED** |                                                                                                                                                                                 |
| ---------------------------- | ---------------------- | ---------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| **Power OFF / Battery Flat** | **Off**                | **Off**          | ![](https://lh5.googleusercontent.com/pYa_F8Y5iHOaPUBC9zdfwze342GZ2lHZmEonyHLvp4Uu787M3RV0rswVWuPTqmU4PHuMIhB-qu-w5ML5maWP45OezkHsE-O13nbMwMeKlOcs-GLJXTupn1pT2UmwV1ZLQmj8WxSR) |
| **Power On**                 | **White**              | **Off**          | ![](https://lh3.googleusercontent.com/Qcx3vzJ7qT6odifVudRWv7GKwUoe9DGh2KGlswmnIH1EsQjuYyIiccrJSCO0iooHjx52QZVwJHOrIXDB1KLLZk_7sFpaPR7zDDP5BL1DtU458AvcPLyXgl4VUX2BNEu2wfrfoRdj) |
| **USB Connected / Charging** | **Off**                | **Orange**       | ![](https://lh5.googleusercontent.com/uE84V4dTOER6HZqkMxm_WibCkkP-aWxpSorc5cP1NfyucE0esiJ9t-fWoINrs2oZQyuIyhKNYZg1vxDzCiVoxo6U0Nt_QKcnn7LrmVwmiOzh3CdwQ4WALAiMeXRJAEinwmOKB_HR) |
| **Charging Complete**        | **Off**                | **Green**        | ![](https://lh5.googleusercontent.com/nvt9MGcT9pMay8wlg97O_RN8plP3U2yPdONRkJ93iLoZJs9KreKIrlEtgK01cQyG3vKK_RjdR1CETHSLVqgFDVi5k4WMkT1pHFyQkF6wAOA9rPiWvlqe0VfeNpp1bczt7Pl6KQAk) |
| **Firmware Failure**         | **Fade On - Fade Off** | **Off**          | ![](https://lh4.googleusercontent.com/TxMODCKwxsYKSPrPRleAxvPnbEGN1xiTDN8rIBrQYL5zP5hcyDuzCmV71JmUvJ5gyBv8h5Ci7i3xZ4ckBBk9VvUKw0NeR8pAlOXhEadlKU0wfqculGsNPwuz6XYphTUHI-72jhm9) |