Battery System User Manual for Panasonic LJ-SK84AGrid Tied PV System – User ManualVersion 1.0 © solarcity 2016 UM-1059-PV-1.0106.7.2 Child lockActivate the Child Lock by choosing item no-5 in the User Settings.When the Child Lock setting is activated press the ON/OFF and MENU buttons simultaneously to start or stop thebattery.6.7.3 Stand-alone operation start settingThe battery system can be set to switch to stand-alone operation automatically if a power cut occurs. However, it willnot switch back to normal operation automatically when the power is back. You’ll have to activate normal operationmanually after using the stand-alone function. As a safety measure, you should ensure that the stand-alone poweroutlet is switched off when not in use, if you set the battery to automatic start.