Sounds to me like the tv cannot find the firmware it needs to boot up 95% of smart tv's are usually android based but its just UI with manufacturers own system it would be a new motherboard in most cases unless you know how to reflash it which would require the manufacturer's tool best bet would be speak to vizio.
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Sounds to me like the tv cannot find the firmware it needs to boot up 95% of smart tv's are usually android based but its just UI with manufacturers own system it would be a new motherboard in most cases unless you know how to reflash it which would require the manufacturer's tool best bet would be speak to vizio.