Tag Archives: motherboard

Part Type Main Video Board Motherboard Unit -Part Number 55.76Q01.002 -Known Models E550i-B2E We are here to help! We offer FREE PROFESSIONAL TECH SUPPORT. The only real way to properly troubleshoot / diagnose is by trial and error since there could be several boards that show similar symptoms and possibly more than 1 board not working. Sometimes the symptoms change. Be patient with questions from us and exchanges! For help with first timers go on YouTube and search “TV Repair Tutorial” NOTE LG & Vizio TVs must be plugged in for 5 minutes before it will turn on For main board replacements check firmware upgrades online – We can not pre-install them 1. Inspect ALL Ribbons and connectors. Any tears or bad connections between boards must be replaced FIRST 2. If you have any of these boards, it should be the first board to be replaced A T-Con Board – Video Problems (No Video with standby light on, audio but no video, grainy, distorted, or color problems in screen) B X or Y Buffer Board (Plasma TVs only) – Standby light is on but no power C Backlight Inverter / LED Driver – No Video with standby light on 3. Main Video Board – Standby light is on but no power – Either video or audio does not work if no T-Con in TV. If audio but no video it is T-Con 4. Power Board – No power AND standby light does NOT turn on. If standby light is on try other boards above 5. Panel – No power, distorted picture, lines, slow motion, half screen, faded in / out. Panel problems are usually not worth replacing the panel. Part Number: 55.76Q01.002. You MUST match this number(s) to the board from your TV. If you are searching by TV Model please open your TV and look for a sticker with this number on it. Board Component: Main Video Board Motherboard Unit. Please be sure that the BOARD Part Number and picture on your motherboard is EXACTLY as shown above. Do not match by TV Model. There are possibly several different boards for each model TV. This board has been pulled from a working cracked screen TV. All items are tested and guaranteed to work. This photo is STOCK meaning it may vary slightly from the one you received in color or removable cables. The item “55 E550i-B2E 55.76Q01.002G 55.76Q01.002 Main Video Board Motherboard” is in sale since Wednesday, August 18, 2021. This item is in the category “Consumer Electronics\TV, Video & Home Audio\TV, Video & Audio Parts\Other TV, Video & Audio Parts”. The seller is “tv_replacement_parts” and is located in Snellville, Georgia. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, Sweden, South Korea, Indonesia, Taiwan, South africa, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Chile, Colombia, Costa rica, Dominican republic, Panama, Trinidad and tobago, Guatemala, El salvador, Honduras, Jamaica, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Montserrat, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Pakistan, Paraguay, Reunion, Uruguay.

• Brand: VIZIO