4K HDBaseT™ 4x4 Matrix SwitcherMX-HDBASE4X4-4K 4www.kanexpro.comHDBaseT ports of the far-end Receiver. These IR OUT socketsmake up an IR matrix with the IR IN sockets on the HDBaseTreceivers, and all IR signals can be switched synchronouslywith the AV signal, or separately switched.④ OUTPUTSa. IR IN: Connect with IR receiver, fixed IR input for the output,cannot be switched separately. It makes up an IRbi-directional transmission with the IR OUT on thecorresponding HDBaseT receiver.b. COAX: HDMI de-embedded digital audio output.c. RS232: Serial port to communicate with the RS232 port oncorresponding HDBaseT receiver. When controlled byHDBaseT receiver, the communication protocol must be thesame with 4x4 Matrix Switcherd. HDMI: HDMI output port, connects with HDMI displays,deliver same input signals with HDBaseT ports, split HDMIoutput for local monitoring.e. HDBaseT: Works with HDBaseT receivers, such as HDMITwisted Pair PoC Receiver. It can extend AV, IR andRS232 signal to 70m distances. Meanwhile, it can providepower for the receivers, which support PoC.f. AUDIO: HDMI de-embedded stereo audio output⑤ IR EYE Connect with extended IR receiver; use the IR remote tocontrol 4x4 Matrix Switcher.⑥ TCP/IP TCP/IP port for unit control⑦ RS232 Serial port for unit control, 9-pin female connector, connectswith control device such as a PC.⑧ PowerIndicator Illuminate red when powered on.⑨ DC 24V Connect with DC 24V power adaptor.⑩ GROUND Connect to grounding; make the unit to be well grounded.Note: Pictures shown in this manual are for reference only; different model andspecifications are subject to real product.3. System Connection3.1 System ApplicationsAs its good performance in control and transmission, the 4x4 Matrix Switcher can bewidely used in computer realm, monitoring, large screen displaying, conference system,television education and bank securities institutions etc.