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TV Repair Made Easy: The highest quality, lowest priced TV parts and a mission to make
you happy!
Vizio 3642-1272-0150 Main Board Replacement Guide for Vizio E3D420VX LCD TV Repair
Welcome to TV Repair Made Easy, brought to you by ShopJimmy.com.
Visit www.shopjimmy.com to search the hundreds of thousands of TV parts in our inventory.
WARNING! Please make sure that your TV is unplugged,
and that you are protected from static electricity. There are various ways to eliminate static
To be best prepared to replace the Main Board inside of your TV, you will need the following
materials: A pair of latex gloves.
Your ShopJimmy.com replacement Main Board. A pair of needle-nose pliers.
Both a flat-head and phillips screwdriver. And a cup to hold all screws, clips, and any
other small items. So let's get to it shall we?
Locate your TVs identification label and take note of the brand name model number, serial
number and model code if present. Unscrew and remove the back cover.
The main board typically manages your accessory inputs and outputs and houses the TV tuner.
For this TV the Main Board is located on the right side of the chassis.
Carefully unplug all wires and ribbon cables by hand.
Unlock the wire connectors by squeezing the tab or tabs and gently remove the wires. Be
sure to keep a firm grip with both hands. Using your finger flip up the tab on the ribbon
connector and gently remove the ribbon. Please do not use a screw driver to open ribbon connectors
as it can cause damage to the pins. Unscrew and remove your bad Main Board.
The part number for this item can be found printed on a barcode label.
Search your part number on http://www.shopjimmy.com to find a compatible replacement.
Click on the search results to view important product specifications.
Verify that your original board matches all requirements noted in the product description
prior to purchase. Insert all screws to secure your ShopJimmy
New Main Board to the chassis. Reconnect all cable and ribbon connections.
Gently guide the ribbon back into the connector, match the line printed on the ribbon cable
with the edge of the connector, and close the tab on top.
Return the back cover to its original position and secure all screws.
This ShopJimmy replacement Main Board does not require any manual configurations in order
to function. Simply plug in and power on and your TV will function as if new.
Thank you for watching one of many tutorials here at ShopJimmy.com!
If you have any further questions regarding your repair,
simply post a question in the comments section below,
or call our award-winning customer service team at the number on your screen!
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Free Technical Support: Call 1(877)881-6492
The Main Board shown in this video is a replacement for the following LCD TV model:
VIZIO E470VL
Top Common Vizio LCD TV problems for bad Main Unit Boards:
No Picture, No Sounds Blinking Standby Light
Bad Picture Solarization, Inverted Picture, Contrast Issues
Missing TV Channels or TV Inputs, Bad Tuner Bad HDMI