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 Main Board for E420I-A0_1.webp)
 Main Board for E420I-A0_2.webp)
 Main Board for E420I-A0_3.webp)
Availability: 6 in stock
Replacement main board for the Vizio E420I-A0 LAQKNRFP.
As the central control board it routes video input and manages power sequencing.
3 model references appear in this listing.
Reference numbers on the part include 3642-1792-0150 and 0171-2271-5032.
Match your original part number against this listing before ordering.
