Quick Diagnosis :  You may not have activated the AC function (function that activates the sockets on the back). To do this, you need to press the G button for 3 seconds as indicated in the user manual. The necessary information about this are circled in green in the pictures below: You will find the schematic on page 4 of the user manual.                   If it still does not work, please read the user manual again carefully before contacting us.