Test all leak alarm signal, breaking signal, make recovery after test.Checking all sensors & cabling in good status and no defective.Test distribution system feedback status and the alarm signal and check if the feedback signal is accurate.4 air-conditioning unit test for feedback status and alarm signal, and calibration to temperature and humidity signal.Checking comms room temperature with temp-meter, ensure the temp-sensor display is correct.UPS system state and alarm signal test,Test fire, security state and alarm signal.