Have you ever experienced a TV picture quality that becomes blurry or has horizontal or vertical lines appear, whether in white or black? Well, all of these things happen for reasons you should know. Here are the reasons for TV picture malfunctions and tips to avoid them.
Causes of TV picture malfunctions and tips to avoid them
There are many people who are exposed to the symptoms of picture malfunctions in the TV. Some may experience a wavy picture or a black screen, while others may have a pixelated or double picture. Some suffer from short-term color fading, the appearance of white or black spots on the TV screen, and a gray picture. All of this is due to malfunctions that occurred in the picture. Among the causes of picture malfunctions in the TV and tips to avoid them are the following:
1. Causes of TV picture failures
The screen or one of its electronic components may be damaged. There may also be a malfunction in its operating software, or damage to the electronic components on the motherboard.
To eliminate these causes, you should check the device's external connections, especially the HDMI connections, as they may have been damaged and must be replaced.
You also need to make sure that the connections are properly connected and not intertwined with each other. Go to the settings specialized in color shades, and here you need to adjust them.
After completing the instructions, unplug the TV and leave it for two hours or more, then turn it back on again.
Check and apply all TV updates, as neglecting them can lead to malfunctions. If you're connecting your TV to a computer screen and a malfunction occurs, you should have the TV checked.
If you have tried all of these solutions and are unable to repair your TV, it is best to seek help from the TV manufacturer.
2. Tips to avoid TV picture problems
There are some tips that will definitely help you maintain your TV and avoid problems, including:
Avoid turning on your TV for as long as possible, as some people turn it on and leave it on without watching it. So, turn it off when you don't need it, as this will prolong its lifespan.
It is preferable to provide good ventilation for the TV or turn it off if the temperature is high or there is high humidity.
It is recommended that you clean the screen regularly to avoid the accumulation of dust and dirt on the edges or sides of the screen, as the accumulation of dust and other debris can damage the lamps and cause several problems with the image lighting.
The TV's power cord is disconnected when the power is cut off, because the electric current passing through becomes high, which results in the cable fuses melting.
In addition, you should regularly take care of your TV to avoid malfunctions.
Why is the image not showing on the Samsung TV?
If you turn on the TV and there is sound but no picture, this is caused by the following problems:
- One of the most common problems is that there is a problem with the Internet connection, or the presence of faulty cables or incorrect installation.
- There is a problem with the device connected to the TV, here you have to adjust the settings that are connected to the TV
- There may be a technical fault, and here you need a technician who specializes in this matter.
Why is the picture not showing on the Toshiba TV?
Reasons for the image not appearing include the following:
- Use of electrical outlets
- High energy content
- Weak electrical current inside the TV
TV screen burn-in signs
In the following lines, we will learn about the signs that if they appear on your TV screen, this indicates a burnt-out problem. These signs include:
- The presence of horizontal lines in different colors
- There are spots, whether black or colored.
- White color appears on the entire screen
- Black color appears on the entire screen
- The appearance of pale or unnatural colors
TV screen suddenly turns off
There are several reasons why a TV screen suddenly turns off, including:
- The power connections may be unstable.
- Or there may be a problem with the cables between the TV and the receiver.
- One of the reasons why the TV screen suddenly turns off is that there is a problem with the TV settings itself.
Solve the problem of image disappearance in LED screens
If you have little experience with electronics, you can disassemble the TV to get to the LEDs. You may find that one of the LEDs is burnt out, and you will need to solder it with a soldering iron to allow electricity to flow to the other end again.
Causes of a black line on the TV screen
Mostly there is a black line on the sides of the TV or black lines appear in the middle, this is due to a faulty decoder.
In this case, you must replace all units. If you delay replacing, the black lines on the TV will increase.
Solve the screen shaking problem
Many people face the problem of screen flickering, and to avoid it, you can follow the following steps:
- First, restart your phone again.
- Then check the apps, if you find some apps that need updating, update them immediately.
- It is better to do safe mode, by pressing and holding the power button until the shutdown icon appears, and press it to lock the screen, and when you open it again you will be able to enter safe mode
- It is better to delete recently installed applications, as they may be from unknown sources.
- If all the previous solutions do not help you with the screen flickering, it is best to go to an authorized service center.
Lines appearing on the TV screen
If the lines are vertical or horizontal, they may appear as a colored bar, a white bar, or even a black bar. All of these problems are caused by incorrect cable connections, or there may be a malfunction inside the TV, including damage to the connectors between the graphics processor and the screen.
Advantages of using a flat panel LCD screen
The screen has evolved and been equipped with many technologies, which has given it several advantages, including:
- You can connect it to your Wi-Fi network.
- It has a clear and good picture, and contains colors that give you a cinematic experience.
- It is lightweight, so you can hang it on the wall.
Samsung TV screen distortion problem
- Within the text to go to the relevant settings screen.
- Check the [Manual Program Preset] settings.
- Press the HOME button, then select [Settings]
- Press [Watch TV], then [Channels], then [Channel Setup], then [Analogue Setup], then [Manual Programme Preset].
Solve the problem of sound appearing without picture on the TV
- Turn off the connected device and the TV.
- Disconnect the power cord from the device and the TV.
- Leave both devices connected and the TV unplugged for 30 seconds.
- Turn on the connected device and TV.
Adjust the picture on the TV
- Press the HOME button, then select [Settings] at the bottom of the screen using the / buttons.
- Select [View] using the / buttons, and then press the button.
- Select [Image] using the / buttons, and then press the button.
- Select the desired option using the / buttons, and then press the button.
So, we've learned the causes of TV picture malfunctions and tips for avoiding them. Now, there's no need to worry; you can follow these tips to avoid TV malfunctions.