Smart TV basic knowledge analysis and solutions to common problems!
The emergence of televisions satisfies people's entertainment methods in their leisure time and relieves work pressure. Especially in recent years, the development of smart TVs is even faster. Therefore, many people want to choose a smart TV as a must-have device for the living room. How to find a TV that is cost-effective?
The need to pay attention to buy a TV
1, screen
The size and type of TV screens need to be selected according to their own needs. Televisions are used to watch TV. Therefore, it is important to say whether the screen is good or bad.
2, the interface
USB interface and HDMI are common, but USB3.0 and HDMI2.0 are faster.
3, CPU
The CPU processor is the brain of a smart TV and directly affects the operating speed of the system. So far the highest is the quad-core.
4, dynamic screen technology
People who like to watch the game will be very concerned about this function, TVs without dynamic picture processing chips often appear tailing phenomenon.
5, memory and flash memory
Flash memory is used to store video music and other files. Memory is used to store user data information.
6, energy efficiency
The average family watches television for a long time, so we must consider the power saving factor when buying a TV set.
7, remote control
It is best to use the remote control as standard, and check whether the mute keys, numeric keys, etc. are sensitive when purchasing.
[Frequently Asked Questions I] What is going on in the TV?
1. The internal circuit of the TV set is affected by the leakage of electricity;
2. The internal circuit of the TV set fires and emits the smell of ozone;
3. The noise emitted by the leakage of the TV's kinescope base;
4, if the loud noise does not affect the normal use, you do not need to bother, if the situation seriously affects the use of the proposed TV contact after-sales service on the TV for a comprehensive inspection, warranty.
[Frequently Asked Questions 2] The TV suddenly has no image
1. The sudden disconnection of the TV's power connection results in no image. If the plug is loosened, the power is turned off at home, or the TV's power switch is in trouble, it needs to be checked one by one and you can return to normal.
2. If the indicator of the TV is on and there is no image, you can check whether the TV is in standby mode, exit the standby mode, and restore the screen.
3. If there is no image by pressing the standby button, there may be a problem with the signal source input of the TV. Check whether there is any problem with the TV and the TV signal cable. If it is correctly connected, it will return to normal.
4, if the above method still has no image after the investigation, you can generally determine the TV hardware failure, such as switch circuit failure, display or kinescope failure, internal circuit failure, etc., it is recommended to contact the TV service to repair and solve.
[Frequently Asked Question 3] What is the problem with TV splash screen?
1. There is a problem with the input source of the TV, which can cause the screen to flicker. Generally, you can check whether the connection between the TV and the cable TV, set-top box or DVD player is loose. Generally, it can be correctly connected and fixed.
2. There are other signal interference sources around the TV that cause the splash screen. You can find the interference source and remove it. The interference sources are high-power induction cookers, electric fans, and refrigerators.
3, TV hardware problems cause splash screen, including screen faults, cable faults, internal circuit failures, motherboard and component failures, etc. It is recommended to contact the TV after-sales service to repair the TV.
[Frequently Asked Questions 4] The color of the TV is abnormal. How is it?
1: If the appearance of the TV is the overall color cast, the entire screen looks relatively heavy, then there may be problems with the TV's three primary channels.
2: If the color of the TV is only partial color cast, it may be that the TV is degaussed. LCD TVs have degaussing circuits. Be sure to pay attention.
3: Sometimes the terrestrial magnetic effect of the TV can also cause the TV to have abnormal colors. So always pay attention to the placement of the TV.
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