Introduction
Brief overview of the article
If your Samsung UN58MU6070FXZA TV isn’t working right and you see no power, a static logo screen or HDMI and smart problems, it’s usually the motherboard. This TV model’s Samsung BN94-12484X main board is key for video, audio and network processing. You’ll learn, in this article, what the main board is responsible for, what to look for when choosing a compatible motherboard, where to get it and the steps to take for replacement. If you like fixing TVs yourself or just want to know the basics, you’ll find something useful here.
Why the main board is a critical component in your TV
No modern television such as the Samsung UN58MU6070FXZA, is complete without its main board, commonly known as the motherboard. Managing all the important features of your TV is what the Samsung BN94-12484X main board is designed for. The TV receives video and audio signals, picks up data through HDMI and USB, runs the smart TV apps and lets you stream content over your network.
With a damaged motherboard, the TV will not work correctly. Typical indications of a damaged main board are:
- My television won’t respond.
- Booting problem with the screen frozen after the Samsung logo
- No sound or picture appears
- Even with HDMI, Wi-Fi or USB, some ports are not working
Basically, the main board is what controls the TV’s functions. If the display unit is having issues, the screen, speakers and sensor in the remote will not work as they should. If you have a defective main board, changing it for a Samsung BN94-12484X can let your TV work well again and keep it going for a while—totally less expensive than replacing it.
The Samsung UN58MU6070FXZA and all other contemporary TVs, rely on the main board which is usually called the motherboard, as their central control centre. The Samsung BN94-12484X main board looks after all the main aspects needed for your TV to work well. It allows you to watch videos and listen to audio, input data with HDMI or USB, handle intelligent TV functions and stream content when connected to your network.
The TV relies on its main board to function, so when it’s broken, the TV cannot work. Signs that a main board is not working correctly are:
- Sending a command to power on doesn’t work
- Unable to past the start-up screen with the Samsung logo
- It doesn’t have any way to show audio or video.
- our TV won’t utilize HDMI, Wi-Fi or USB ports
What Is the Samsung BN94-12484X Motherboard?
The motherboard for the Samsung UN58MU6070FXZA TV is the Samsung BN94-12484X. This component inside the TV is essential, as it controls almost every important function.
Any LED TV relies on its main board to convert video and audio data, regulate the display, and govern the TV’s user interface and exchange signals with input sources such as HDMI, USB and Wi-Fi. The MCU is linked and controlled together with the power board, Wi-Fi module, backlight inverter and T-Con board.
This board’s main features are an Intel CPU, Intel graphics and a Thunderbolt connector.
- DMI & USB signal processing
- Samsung’s way of delivering programs, titles and games (Samsung’s Tizen OS)
- Ethernet and Wi-Fi are both network function examples.
- Audio/video decoding
- The memory and processing the computer system uses
Should the TV fail, users might see that the TV does not power on, a logo screen that does not go away, no signals from inputs and disabled smart features. Swapping out the defective main board for the right one, like the Samsung BN94-12484X, will repair your TV and save you on having to replace it entirely.
Technical Specifications of the BN94-12484X Main Board
Samsung BN94-12484X is the original main board built by Samsung for a chosen group of Samsung 4K UHD TVs such as the UN58MU6070FXZA (DA01). Everything from processing commands through routing signals to communicating with external devices is controlled by this main board.
Main Technical Facts:
- Main Board Part Number is Samsung BN94-12484X
- More Board Numbers Are Printed on the Circuit Board:
- This numbers used inside Autodesk for separating case numbers.
- P-53272 – Employee identification number
There are numerous supported features & functions on Live TV.
- The technology allows video to be processed in 4K Ultra High Definition resolution (3840 x 2160).
- Tien OS support is part of this Samsung sound bar; it uses Samsung technology for its Smart TV platform.
- It is possible to use the devices’ digital audio output (available through optical) and stereo audio via HDMI ARC
Network Connectivity:
- A part of the network called Wired Ethernet LAN
- Wi-Fi connection support comes standard with the module.
Inputs/Outputs:
- Up to 3 HDMI ports, based on the number of chassis the TV uses.
- USB ports
- The port for the signal that comes from your RF antenna
- Optical digital out
- Component/AV system currently available on a few selected models.
- The ability to use Infrared (IR) or a remote is included
- This guide was prepared for LA ravel 8.
- This product is engineered to fit the UN58MU6070FXZA – Version DA01
- The version number is displayed on the back of the device, so always verify it before proceeding.
Most of the time, the Samsung BN94-12484X is a simple replacement and if put in correctly, all input and picture functions, along with the smart features, are fully fixed.
Compatibility with UN58MU6070FXZA
Ensure that the Samsung BN94-12484X main board is compatible with your TV so you don’t face problems with installation or television operation.
Health Tips TVs That Match With This Board
This cable was mainly engineered for Samsung’s UN58MU6070FXZA, a 58-inch 4K UHD LED TV from the MU6070 line-up. You should always check the compatibility with related models before buying this main board, as it could be suitable for them as well.
Why You Should Check Your TV’s Software Version
Many Samsung TVs have multiple hardware options, even those labelled with the same model number. The version number on a Mac, for example DA01, specifies hardware revisions that determine if a specific main board will work. Adding a main board from another version can result in difficulties with your TV or it refusing to start.
Avoid this by making sure to know which model number your TV is. The Samsung BN94-12484X has been confirmed to support version DA01 of the UN58MU6070FXZA.
How can you make sure your characteristics match?
Look at the label at the back of your TV before connecting power.
The sticker or label you need will be attached to the back of your TV. Often, it has the model number, serial number and version it was built with. Both the model number and some versions often have a separate label marked “Version” or “Ver.”
Refer to the User Manual for clarification:
You may find information on hardware revisions and the list of compatible parts in the TV manual.
Help and guidance is available online.
Many official website or trustworthy suppliers include tools that help you check if your model requires a Samsung BN94-12484X by entering its details.
When you follow these steps, you will choose your main board correctly and won’t face trouble installing it or having to return it.
Common Issues Resolved by Replacing the Main Board
The heart of your Samsung UN58MU6070FXZA TV is the main board and issues can develop when it stops working properly. Swapping the main board for a Samsung BN94-12484X usually restores all of the TV’s functions.
- There’s a Problem with Turning on Your TV or the Logo Won’t Disappear
Quite often, when the main board is failing, the TV powers on only to stay on the Samsung logo or not start at all. Failure of certain circuits on the board may block the TV from starting up.
- No pictures or recordings are available.
When your TV turns on but nothing appears visually or aurally, the main board may be responsible. Since it decodes video and audio, harm or trouble on this board stops the signals to the display and speakers.
- The HDMI or Network Ports Do Not Work
Many times, HDMI inputs or network problems—such as HDMI not working, no signal found or Wi-Fi or Ethernet issues—are caused by problems on the main board. If you replace the damaged main board, ports can start working again as they are connected to it.
- Smart Functions Do Not Respond
Tien OS is also controlled by the Samsung BN94-12484X for this TV. If there’s a problem with the main board, apps won’t open, the TV won’t respond or commands via the remote won’t work. Fixing your smart features could be as easy as putting in a new main board.
In many cases, it is less costly to replace the main board than to buy a new TV and this will make your Samsung UN58MU6070FXZA as good as new.
Replacing the Main Board: What You Need to Know
While replacing the main board in your UN58MU6070FXZA TV is not easy, with the correct devices and guidance, it’s possible to do it yourself. You should know these things before you begin.
Things and Tools You Will Need
- A Phillips screwdriver will help you take the back panel off, as well as secure the board into its new position.
- Using a static strap stops the possibility of static electricity ruining your electronic equipment.
- A plastic pry tool or sludger allows you to pull connectors away safely.
- To put the TV facedown safely, you’ll need a work mat or a towel.
- Main board (Samsung BN94-12484X), make sure it’s suitable for your TV.
- If desired, you may use tweezers to hold and place small cables or connectors during assembly.
Guide to Installing the Game
- Shut the television off and unplug it.
- Remove all connections from power to the TV before moving it.
- Make Sure Your Area Is Suitable for Your Work:
- For safety, have the TV face down on a soft flat surface.
- Take out the Back Panel.
- Put the screwdriver into every screw securing the back panel and turn them out slowly. Don’t lose any screws while taking apart your laptop.
- Find the main board in the computer.
- Usually, the main board is located next to the input ports, like HDMI and USB. The design includes a board with individual cables all connected.
- Disconnect Every Cable.
- Repeat for every cable attached to the motherboard and make sure it’s properly unconnected. Take out the pry tool if it’s needed. Show the positions of cables so they can be put new cables in their proper places when you reassemble the PC.
- Take the screws out to remove the Main Board.
- Take out the screws that join the main board to the chassis.
- You must replace the Main Board.
- Fit the main board, part number Samsung BN94-12484X and fix it tightly in the housing.
- Reconnect Every Wire:
- Connect every cable to the proper port on the brand new motherboard.
- Put back the device’s back panel.
- Attach the back panel once more to the television.
- Boot up the car and perform a quick test drive.
- Reattach the TV to its power cord, turn it on and run all the tests: picture, sound, HDMI ports and any smart features.
Steps for Connecting and Disconnecting Cables with Safety
- Treat cables with care: Don’t strain the connectors; try to wiggle them if they get stuck.
- Always avoid touching the circuit contacts, use the plastic on the connector instead.
- Record the position of each cable photographically before disconnecting, so it can be put back correctly.
- Use anti-static solutions: Either fix an anti-static wrist strap or connect with a grounded metal part to release any static.
If you follow the guide listed above, you can change your TV’s main board and get it working fully again.
Where to Buy the Samsung BN94-12484X Main Board:
We at TV Parts Today:
Price: $68.99
There is a warranty for your purchase lasting for 30 days.
FedEx ships your order; international delivery services are provided
Important: Wide range of TV items and helpful customer service are their trademarks.
Shop Jimmy:
The PS5 is currently on sale for $79.99 (originally it was $103.94).
The product is covered by a 180-day warranty.
Your items will ship the same day if your order is placed by 4 PM CT.
Note: Has kits and fitting parts for TV models of various brands.
TV Parts is available online
Price: $199.95
No warranty details were listed.
Domestic shipping services are provided.
Please note: This page provides detailed information on what fits; still confirm the part number before buying.
TV Parts Guy Repair
Price: $129.99
If you are a registered tech, you get a 90-day warranty; for everyone else, the policy is to return items and get store credit.
Transit costs are added at the time of purchase.
Specialty: Parts for mechanics; sells new and used parts.
Go TV Parts
Price: $179.99
The product is under warranty for 90 days.
Shipped within the United States.
Alternatives and Related Parts
While the Samsung BN94-12484X is the official main board for the Samsung UN58MU6070FXZA (version DA01), availability can sometimes be limited. If you can’t find this exact part, there are a few other options you can explore.
What to Do If You Can’t Find Samsung BN94-12484X
You can Find Alternative Spare Parts by Board Number:
Often, manufacturers put several identifiers on just one board. In such situations, make sure to look for:
- BN97-12963R (The main board used code for this build)
- BN41-02568B is the code for this PCB.
Some stores add the codes below to the board which expands your search results.
Look for your TV by brand, model and version.
Make sure you only purchase main boards for UN58MU6070FXZA – Version DA01. Provided that a TV’s panel and software are identical, the TV’s board may be used in another one, still, always discuss it with the seller.
Get in touch with parts retailers without going through any company.
If your preferred brand isn’t listed, ask sellers like Shop Jimmy or TV Parts Today if they have other refurbished or different replacement boards. It’s a good idea to connect with them personally.
The boards we offer can be swapped for others or there are universal options.
Cross-Compatible Boards:
Many Samsung TVs from the MU6070 and MU6300 series may have identical circuit boards. Yet, cross-compatibility makes sense only once you are sure about the following:
- Screen size is no different.
- A signal that points to the same build number
- Both applicants have submitted challenges under the same version (e.g., DA01).
Universal Main Boards support the main engine components for vehicles.
They are generally used to repair standard TVs, though they should not be used on Samsung smart TVs because of special software and compatibility issues. Some have issues with Tizen OS and do not support HDMI/CEC.
Conclusion
Consider changing the main board if your UN58MU6070FXZA TV does not power on, HDMI ports are not working or you see the TV stuck on the logo screen. This board is the main circuit in your TV and replacing it will usually fix the problem and get the TV back to its normal function, avoiding an expensive replacement.
When you only need the internal board repaired or replaced, your 4K TV will likely cost less to repair than to replace—especially if it’s the UN58MU6070FXZA.
Doing as this guide recommends will give you confidence that your work can proceed safely.
Going ahead, look at the TV model and version label, then securely order your new main board today. Just one repair can save you money and help your television last another few years.
FAQ (Frequently Asked Questions)
- What signs will show that my main board is faulty?
A symptom of a malfunctioning main board may be that the TV won’t turn on, stays stuck on the Samsung logo or has no display and the input ports do not respond as they should. If the power supply board, backlight and T-Con board are not the causes, the main board is most likely faulty. An auto technician who is certified can confirm the results by doing diagnostic testing.
- What happens if my problems are not solved after I get a replacement?
- Should your TV still have problems after the main board is changed,
- Make sure all cables are connected correctly and things are firmly assembled.
- Check that the board you buy is for the same TV and same model and version number (e.g., DA01).
- A factory reset can be done from the TV’s settings or service menu if it’s available.
- The problem might be with the power board, T-Con board or maybe the panel.
- Would it be possible for me to do it myself or do I have to employ a technician?
The main board can be replaced by those with moderate DIY skills. If you know your way around handling modern technology, can observe safety precautions and know how to use simple tools, you can take care of this yourself. Nevertheless, if you ever doubt yourself or don’t feel ready, a technician can make sure the work is completed professionally and safely, since complicated repairs can be tricky.
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