Vizio 3642-0722-0150 (0171-2272-2895) LED TV Main Board for SV421XVT SV471XVT

Product Description

Vizio 3642-0722-0150 (364207220150) LED TV Main Board

• Part Number: 3642-0722-0150 (364207220150)
• Board Number(s): 0171-2272-2895
• Product Type: LED TV Main Board
• Compatible TV Model(s):

  SV421XVT
  SV471XVT

This is the LED TV main board for the Vizio SV421XVT and SV471XVT televisions. The main board serves as the central processing unit of the TV, handling video/audio decoding, HDMI input processing, smart TV functions, and overall system control. Common issues resolved by replacing this board include no picture or sound, HDMI ports not working, TV freezing or rebooting, and failure to power on past the logo screen.

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Key Features

• Direct OEM replacement — no modifications required
• Resolves no-picture, no-sound, and HDMI input failures
• Compatible with Vizio SV421XVT and SV471XVT
• Tested and pulled from working units

Important Notes

• Verify your board number before purchasing: 0171-2272-2895
• Disconnect all cables and discharge static before installation
• Compare your existing board visually before installing
• If TV still has no picture after replacement, check T-Con and power supply boards as well

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We want you to be 100% satisfied with your purchase. Items can be returned or exchanged within 30 days of delivery.