3 IN-R SE Seat system Front light control unit LI Rear lamp control unit RF Sunroof motor control unit Rear backup power supply 220V power supply SC 12 V backup power supply Left and right 3rd-row USB Entertainment host ER Power amplifier It indicates the schematic diagram of the circuit and the connector, and the location diagram of the component and the connector. Body and accessories BO TB T-BOX FDM Fine dust mirror HAD Highly automated driving AVM Around view monitor PM Parking distance control Forward millimeter wave RA Left and right forward millimeter wave High-precision map control unit IFC Smart front camera DSM Driver side monitor NS Pedestrian warning controller