Basic Troubleshooting

Basic Troubleshooting

If your CUBE is experiencing a playback or connection issue, here are the initial troubleshooting steps you need to complete before contacting Support: 


  1. Power must be plugged in. 
    1. Is the blue light on the from the CUBE on? 
    2. Is the power cord connected on both ends? 
    3. Sometimes unplugging the power cord from the CUBE and re-connecting it can restore the power connection
  2. Network must be plugged in.
    1. Is the network cable firmly connected on both ends? 
    2. On the Switch end of the cable, are their link/activity lights active on the port where the CUBE is connected? 
    3. Is the CUBE being assigned a valid IP address (for more troubleshooting on network connections, see: 
      1. Troubleshooting via Techmenu - https://help.cubemc.com/portal/cubemc/kb/articles/network-troubleshooting-via-techmenu
      2. Troubleshooting via USB - https://help.cubemc.com/portal/cubemc/kb/articles/network-diagnostics-via-usb
  3. Audio must be plugged in.
    1. Is the audio cable connected to the Headphone jack of the CUBE? 
    2. Is the White (Channel 1) and/or Red (Channel 2) end of the audio cable connected to your amplifier?
    3. Is the audio cable confirmed good? Test by removing 3.5mm plug from CUBE and inserting into test playback device such as phone or MP3 player.
  4. Is the CUBE SD card inserted fully?
    1. The CUBE requires the specific SD card that came with the CUBE in order to function. This is an industrial-hardened SD card design that is encrypted to the specific CUBE hardware device that it came in. 
    2. The SD card is sub-flush when fully seated.
      BEFORE PROCEEDING, DISCONNECT POWER TO THE CUBE
    3. Confirm that the SD card is inserted properly by using a thin tool to eject the card, then reinsert the card. 
    4. Reconnect power to CUBE to reboot.

    • Related Articles

    • Network Troubleshooting via techmenu

      If the CUBE is physically connected properly, but is not showing connecting in the Cubemc.net interface, you can connect a VGA monitor and USB keyboard to the CUBE to troubleshoot. You can also use this method to manually set an IP address, gateway, ...

    • Network Diagnostics via USB

      To view the current network diagnostics from a CUBE:  Unzip the attached USB Diagnostic Tools folder Copy "Manifest.xls" and "netdiag.txt" onto the root of a USB drive Insert USB drive into CUBE Wait about 1-2 minutes Remove USB drive, and insert ...

    • Using the WebUI app

      WebUI is an app that is installed on the CUBE to allow local control of the CUBE for skipping tracks, blocking tracks and artists, and changing "channels" (based on the channels you make available to the location) Accessing the App The WebUI app can ...