INSTALLATION1322.5.3 LED IndicatorsFigure 13 - LED IndicatorsThe two internal LEDs indicate the following:POWER ON (red) indicates the STAR-Box™ is connected to the power supplyand the power is applied.DATA (green) indicates activity on the RS485 bus. When communicationtakes place, this LED will blink.2.6 SETUP FOR ACTIVE MODELSCAUTIONThe STAR-Box™ must be disconnected from the power supplywhen setting jumpers.2.6.1 Host Connection SettingsThe STAR-Box™ to Host connection can be made using two different RS232 cablesand can be configured to manage RTS/CTS handshaking through the cable or notdepending on the system configuration.