SolarEdge SEAUTO-TX-5000

Connection Unit LEDs
TherearethreeLEDsonthelowerboardoftheConnectionUnit,neartheDIPswitches:
Figure 44: Connection Unit LEDs
l Innormaloperation,themiddleandbottomLEDsindicateauxiliaryvoltages(13VfromDC/DC,5Vand
3.3V)andshouldalwaysbelit.
l ThetopLEDshouldbelitwhentheinverterDCvoltageisatleast200Vdc(checkwhenbothinverter
ON/OFFswitchandConnectionUnitswitchareON).YoucancheckthestatusscreenfortheVdc
value.
l IfallLEDsareOFF:

o
CheckthatACvoltageexistsintheinverter

o
CheckthatthecommunicationcablebetweentheConnectionUnitandthedigitalboardis
properlyconnected.
l IfthetopLEDisON,andmiddleandbottomLEDsareoff-aninternalfailurehasoccurred.Contact
SolarEdgesupport.
Appendix A: Troubleshooting
SolarEdge-StorEdge Installation Guide MAN-01-00262-1.3
97