Hi my friends For indoor "QC" test , we did the following but the indoor unit did not turn on : 1. Supply indoor with 220V 2. Supply outdoor with 220V and connects all sesnors and pressure switchs and we don't connect EEV and compressor sockets . ( but on the outdoor PCB display disapear any error ) .3. Setting wire control in "Fan mode " with medium speed . But the indoors don't work.