Cel-Fi DUO/DUO+ Step by Step troubleshooting Guide (SBS 37) December 16, 2019 15:52 Updated Green power indicator on your Coverage Unit Do you have a solid zero or rotating zero on the display of your coverage unit? Solid “0” Rotating “0” Related articles Cel-Fi DUO/DUO+ Step by Step troubleshooting Guide (SBS 38) Cel-Fi DUO/DUO+ Step by Step troubleshooting Guide (SBS 33) Cel-Fi DUO/DUO+ Step by Step troubleshooting Guide (SBS 35) PRO Troubleshooting Guide Cel-Fi DUO/DUO+ Step by Step troubleshooting Guide (SBS 36)