4 Tripp Lite by Eaton SmartOnline Series User Guide 614-21326—Rev 0122..22 RReeaarr PPaanneellssFigure 1. UPS Rear PanelsSU3000XLCD1091184567231SU700XLCD23910118156 7SU1000XLCD284111093156 7SU1500XLCD348910211156 7SU2200XLCD10911852346711 Input AC power source2 Slot for optional communication card3 Relay output contact4 Connector for Extended Battery Modules5 Primary outlets6 Group 1: programmable outlets7 Group 2: programmable outlets8 Connector for automatic recognition of anadditional battery module9 RS232 communication port10 USB communication port11 RPO port (Remote Power Off)12 Output ACRear Panels