“I believe the Network section of the specs is inaccurate. It states it has an RS-232 connector-that is the old serial connector from the 1960s. I believe they're trying to say RJ-45, or an Ethernet connector, which is what the picture of the back shows.”
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Hi Todd - The QN90D features an Ex-Link (RS-232C) port. This port allows for remote control of the TV for service technicians. ~ Samsung Specialist
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