It is possible the port went bad. More than likely what really happened was your input source selected was changed from HDMI-1 to HDMI-2. Or.....if your wife is anything like mine, she rearranged the furniture (monthly at my house) and unplugged the cord and plugged it back into the different HDMI port.
In most cases it is easier for a tech to tell you to change the plug than it is to talk you through the process of changing the source input when the process is different on every brand of TV.
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