How to choose LCD TV

1. Resolution The resolution is an important standard to measure the performance of LCD TVs. The resolution parameters of the current market are mainly 1366×768 and 1920×1080. The resolution of HD flat-panel TVs in the horizontal and vertical directions is higher than 720 lines. In simple terms, the real high-definition flat-panel TVs must meet the resolution higher than 1366×768.

2. Response time The response time is also very important. It will determine whether there will be blurring and smearing when displaying high-speed dynamic images. The experts of the buying partner remind everyone that the current mainstream 8 ms response time can basically meet the requirements for use. In general, the faster the response time, the less likely LCD TVs will appear to be trailing and afterimages. It is best to see the effect of playing the action movie before you buy it.

3, brightness, contrast, in fact, consumers can directly ignore the manufacturer's brightness and contrast parameters, directly to their own visual experience, method is at a distance of 5 meters away, view the screen brightness and contrast, pay attention to some dark scenes Detail performance, do more product comparisons.

4, the size of the purchase partner's experts suggested that everyone should understand the size of the house where the TV is placed, so as to determine the size of the TV should be purchased. For example, the best viewing distance for a 42-inch LCD TV is 2.5 meters to 3.3 meters, for a 47-inch LCD TV is 3 meters to 4 meters, and for a 55-inch LCD TV is 4.5 meters to 5.5 meters, which is based on the actual inside of your home. Situation to choose the size of the TV.

5, HDMI interface HDMI interface is a digital interface that can simultaneously transmit audio and video signals. It not only simplifies the connection, reduces the burden on the connection, but also provides a large bandwidth required for digital signal transmission. Emphasizing the importance of this interface is mainly due to the fact that new and future players, computers, home theaters and other devices will actively adopt this interface, and the use of this interface to connect with these devices will undoubtedly achieve the best results. .

6. The bad spots must be carefully observed before the purchase whether there are bright spots and dark spots on the screen. You can search for dark spots on a blank screen, and look for bright spots when you are on a black screen. The experts of your purchase partner tell you a trick to identify bad points: when you are looking for dark spots on the full green screen, find bright spots when you have a full blue screen. Once there are bright spots Or dark spots are very easy to see. In addition, it is best to negotiate an agreement on the bad point with the merchant before writing the contract.

7, sound quality of various manufacturers in this area have their own selling points, what Surround three-dimensional surround sound, SRS virtual surround sound, BBE stereo sound effects, crossover speakers, DDAS digital dynamic sound Valley, a variety of audio decoder chip and engine , can be described as a variety of tricks. However, these items do not bring practical significance to ordinary consumers except for some professionals and music enthusiasts. No matter how lively the hype, the actual effect is basically the same. Therefore, consumers should make decisions when selecting, and listening to the sound quality is the key.

8. When the remote controller is selected, the remote controller is the most easily overlooked. Good remote control is resilient. Good remote controllers start to give people a very real feeling, and poor remote control is usually very light, the reason is that in addition to the components inside the work is real, the shell is used in different materials. The closeness of the upper and lower shells of the remote control is tight, the good combination is very tight, and the poor combination is loose. A good button can be pressed with just the right amount of force, good elasticity, and a strong rebound. In the end, you can also tap and hear the sound. The poor remote control sounds like it is empty, and a good remote control sounds like it is solid because it is working.

9, design choice LCD TVs also need to pay attention to whether the user-friendly design and their use of demand in tune. For example, the integration of the appearance of flat-panel TVs and home design has received unprecedented attention and the appearance cannot be ignored. Another example is the use of active backlight adjustment, wireless headset reception and other functions will affect the use of experience. Especially the design of the speakers is particularly important, because listening will not affect the effect of watching. Compared with the traditional design of traditional two-side upright speakers, horizontal is gradually becoming popular.

As the current 16:9 LCD screen is already the mainstream of LCD development, which makes the LCD TV in the vertical extension of the length of the LCD TV body, horizontal LCD TV speaker design makes the 16:9 LCD TV screen overall layout more coordinated. Another horizontal speaker design is conducive to the performance of vocal dialogue, people are more immersive, and its role is similar to the center speaker in the surround sound system. In a surround sound system, 70% of the sound comes from the center speaker.

10, after-sales wall-mounted TV requires professional installation pick after-sales service, mainly to see the warranty period of the LCD screen. Under normal circumstances, manufacturers provide one-year free warranty and other parts free warranty for three years. Need to use the wall-mounted LCD TV, it is recommended that manufacturers require professional installation. According to this year's new national standard for flat panel TV installation services, large manufacturers should be able to provide on-site installation services.