OFFER DESCRIPTION – PLEASE READ IN FULL! The board was serviced and tested by Coppell TV Repair LLC. Upon receiving and installing the board to satisfactory results you can return your old dud subject to the terms and conditions specified in a section below. Please order and use this board ONLY in Vizio M420SV! The board outputs signal directly to the LCD panel and using it on a different size panel will definitely cause damage! DO NO MIX BOARDS FROM THOSE MODELS! While there can clearly be a large number of failures and failure symptoms that probably can’t all be listed, here are the most common ones we’ve seen this board cause that we’ve seen. Totally dead TV ; this can be caused by a bad power supply as well, but at least for the M550SV model we’ve seen the main board being bad more often than the power supply board. Upon powering on the TV stops at the Vizio splash screen and never gets past it. The TV starts, but responds extremely slowly to commands from either remote or buttons; it may eventually hang though it is also possible that if left on particular input it can work for hours. Loss of HDMI ports or loss of audio output. We may offer repair service for the times when we are out of this board. Search for it at our web site for details. We prove the board’s functionality with a video, so if you intend to return the board make sure to sign it with a Sharpe so you can be sure it will be that same board we show you functional (if it is, of course). TRADE-IN CONDITIONS FOR THE OLD DUD. Once you receive the board and fix your TV you can return the old malfunctioning board to us to receive the advertised credit. 2 Your board must arrive in good physical condition, with no missing or physically broken components or traces of tampering; electrical failures are OK, but custom repair attempts usually are not. 4 RIGHT TO WITHDRAW – we reserve the right to refuse to sell for whatever reason.
