QUICK GUIDEEnglish_11Item Cable ColorPowerSupply UnitConnect the DC+12V to the red line.Connect GND to the black line.WiegandConnectionConnect the green line of the product to the Wiegand D0 input port of the controller.Connect the white line of the product to the Wiegand D1 input port of the controller.LEDControlTo control the LED indicators, connect the yellow line to the output port (relay) of thecontroller.BuzzerControlTo control the built-in buzzer, connect the blue line to the output port (relay) of thecontroller.RS-232ConnectionConnect to the COM port of the PC. (Connect pin 2 of the DB-9 connector to the brownline; connect the GND (black) line of the device to pin 5 of the DB-9 connector.)