Orion Images R4N49NNU 48.5" 4K UHD Video Wall Display - Manual (Page 10)

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3.4 CONNECTION
① ② ③ ④ ⑤ ⑥ ⑦ ⑧ ⑨ ⑩ ⑪ ⑫ ⑬ ⑭
① VGA VGA signal input
② DVI DVI signal input
③ HDMI1 HDMI signal Input
④ HDMI2 HDMI signal Input
⑤ HDMI3 HDMI signal Input
⑥ DP IN DP signal input
⑦ USB FW Update Input
⑧ DP OUT DP signal output
⑨ Audio Audio Line Output
⑩ RS-232 IN RS-232 Control signal Input
⑪ RS-232 OUT RS-232 Control signal Loop Output
⑫ KEYPAD UTP cable Input for Keypad
⑬ Rotary Switch SET-ID High-decimal(Left) / Low-decimal(Right)
⑭ AC Power AC Power Input
[ USER MANUAL ]
※ In case of using cables of HDMI, DP, LAN and AUDIO Port, the cable
length should be less than 3m.