06 Troubleshooting and Maintenance

Troubleshooting

If the TV seems to have a problem, first review this list of possible problems and solutions. Alternatively, review the Troubleshooting Section in the e-Manual. If none of these troubleshooting tips apply, please visit “www.samsung. com” and click on Support, or contact the call centre listed on the back cover of this manual.

•• This TFT LED panel is made up of sub pixels which require sophisticated technology to produce. There may be, however, a few bright or dark pixels on the screen. These pixels will have no impact on the performance of the product.

•• To keep your TV in optimum condition, upgrade to the latest software. Use the Update Now or Auto update functions on the TV's menu ( > Settings > Support > Software Update > Update Now or Auto update).

The TV won’t turn on.

•• Make sure that the AC power cord is securely plugged in to the TV and the wall outlet.

•• Make sure that the wall outlet is working and the power indicator on the TV is lit and glowing a solid red.

•• Try pressing the Power button on the TV to make sure that the problem is not with the remote control. If the TV turns on, refer to “Remote control does not work” below.

There is no picture/video/sound, or a distorted picture/video/sound from an external device, or “Weak or No Signal” is displayed on the TV, or you cannot find a channel.

•• Make sure the connection to the device is correct and that all cables are fully inserted.

•• Remove and reconnect all cables connected to the TV and the external devices. Try new cables if possible.

•• Confirm that the correct input source has been selected (

> Source).

 

•• Perform a TV self diagnosis to determine if the problem is caused by the TV or the device (

> Settings >

Support > Self Diagnosis > Start Picture Test or Start Sound Test).

 

•• If the test results are normal, reboot the connected devices by unplugging each device's power cord and then plugging it in again. If the issue persists, refer to the connection guide in the user manual of the connected

device.

 

•• If the TV is not connected to a cable or satellite box, run Auto Tuning to search for channels (

> Settings >

Broadcasting > Auto Tuning Settings > Auto Tuning).

 

–– This function is only available on certain models in specific geographical areas.

 

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Samsung UE55MU8000UXRU, UE75MU8000UXRU, UE49MU8000UXRU manual Troubleshooting and Maintenance, TV won’t turn on
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UE49MU8000UXRU, UE55MU8000UXRU, UE75MU8000UXRU specifications

The Samsung UE75MU8000, UE55MU8000, and UE49MU8000 are part of Samsung's MU8000 series of 4K Ultra HD televisions that offer an impressive mix of features, technologies, and design characteristics, appealing to a wide range of consumers seeking an immersive viewing experience.

Firstly, all three televisions boast a stunning 4K Ultra HD resolution, providing four times the pixels of Full HD. This results in crystal-clear picture quality with outstanding detail and clarity. The UHD Upscaling technology enhances lower-resolution content to near-4K quality, ensuring that viewers can enjoy their favorite shows and movies regardless of the original content's resolution.

One of the standout features of the MU8000 series is its HDR (High Dynamic Range) capability. This technology greatly expands the range of colors and contrast within the picture, capturing bright highlights and deep shadows far better than standard displays. The Mega Contrast technology found in these models ensures that black and white elements in scenes are vividly distinct, enhancing the overall depth and realism of images.

The MU8000 series also incorporates Samsung’s Dynamic Crystal Color technology, which improves color accuracy and vibrancy, delivering a broader spectrum of colors compared to traditional displays. This feature ensures that movies and games look more lifelike, making the viewing experience more engaging.

In terms of design, these TVs feature a sleek, minimalist profile that fits seamlessly into modern living spaces. The ultra-slim bezels maximize the screen size and provide an unobtrusive viewing experience.

Smart TV functionality is another highlight, powered by Samsung’s Tizen operating system. Users can easily access popular streaming services, and applications, and even connect to other smart home devices. The built-in voice assistant feature offers remarkable convenience, allowing users to control their viewing experience hands-free.

Additionally, the MU8000 series supports various connectivity options, including HDMI and USB ports, enabling users to connect multiple devices such as gaming consoles, soundbars, and streaming devices without hassle.

In summary, the Samsung UE75MU8000, UE55MU8000, and UE49MU8000 deliver a compelling mix of advanced features and technologies that enhance the viewing experience. With stunning picture quality, impressive HDR support, a sleek design, and built-in smart functionality, these models are well-equipped to meet the needs of today’s consumers seeking both entertainment and style.
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