MMDDCC44005500IIRR UUsseerr’’ss GGuuiiddeeRev.1.0 (Oct. 2013) 122.4. Functional Description Power : Power input for supplying 12V DC, 1A power.Caution : If MDC4050IR is powered by PoE, do not plug in DC Jack with active DCpower into DC power connector. Network connector100Mbps Ethernet connector (RJ-45) with PoE standard (802.3af). LED on the Ethernet connector showsthe status of MDC4050IR as the followings:- Link LED (Orange)It will be lit with orange color when network cabling is all right. Blinking orange color indicates thatnormal data transmission is under way. Off state indicates that there is trouble in network connection. Status LEDIt will be lit in green or red depending on the status.① Green : Green color indicates that the camera is in normal operation mode. Continuous greenindicates that data transmission is possible. Blinking green means that someone is connected toMDC4050IR.② Red : Continuous or blinking red indicates that hardware is in abnormal condition. Micro SD card slotPlease insert SD memory card when you want to use SD memory card. In case of pulling out SD memorycard, please push the SD card. MIC/Line InputConnect external audio source or microphone. Line OutputConnect speakers with built in amplifier. Audio from remote site is output through Line out in bi-directionalaudio mode.LED will be lit with red momentarily and it will be lit with green after a while when power isapplied into MDC4050IR