LED driver connectorCN1Pin number Signal name1 +2 +3 -4 -Mainboard power supplyconnector CN902Pin number Signal name1 +12V2 +5V3 +5V4 GND5 DIM6 GND7 O/FService ManualModel No.: LE22S6004-3. Power Supply Module4-3-1. Function DescriptionTo supply power for Mainboard, Panel.4-3-2. Connector definitionCN902CN1CN901CN901 is the Power cord connector.15