Changhong 7 10 LCD TV has four sizes of 32/37/42/47 inches, and the models are LT 32710/LT 37710/LT 42710FHD/LT 47710FHD respectively.
I believe many netizens will ask, since they all support RM format, what is the difference between Changhong 7 10 series and 900 series and 876 series? What are the technical features of this product and what attracts us to buy it? With good cooperation with Changhong, Wan Wei Power Grid once again got the first evaluation machine of Changhong 7 10 series, 42-inch LT42710HD. Let's have a quick look.
Changhong LT427 10FHD
liquid crystal TV
Specification Table
Changhong LT427 10FHD
Product category
Medium 1080p series
screen size
42 inches
resolution ratio
1920? 1080
horizontal view angle
178 degrees
Vertical viewing angle
178 degrees
Characteristic performance
Quantum kernel extreme speed processing
bias light
3D image quality processing
Reduce noise
Sports cue
Audio performance
Hidden honeycomb sound
Sound mode: five-level equalizer, surround sound
Intelligent volume control
Sound output power
5W？ 2
Power supply performance
100-240v (50/60hz)
input terminal
Rear: RF input, AV input, S terminal, VGA input, YPbPr input, HDMI 1.3*2, USB2.0*2.
output terminal
Rear: AV output
appearance design
Thin and light back cover
Back cover: black (dermatoglyphic effect)
Front frame: Pearl black (high gloss)
Base: transparent bright black (tempered glass)
Fuselage size
10 10? 690? 280mm (with base)
10 10? 646? 83mm (without base)
Fuselage weight
20.5 kg (with base)
17.5Kg (without base)
Appearance: simple and slim.
In Changhong
LT427 10FHD
liquid crystal TV
Before we know the specific performance, let's take a look at what features this product has in terms of design and what advantages it has compared with competitive products.
Changhong LT 42710HD LCD
TV
Side shot
Complex and simple, thick and slim, deeply influenced by Nordic style and simple home style, China people have become pure even when playing with electrical appliances. Ultra-thin camera, ultra-thin mobile phone, ultra-thin MP3 player, still pursuing flat-panel TV which is famous for its thinness? Thin? A model. Changhong LT 42710HD LCD TV still wins in appearance with simplicity, and the front panel has nothing but product LOGO and characteristic technology logo.
The frame is only 3.65 cm, and the upper frame has a quantum core and a full HD logo.
The bottom border is arc-shaped.
In addition to simplicity, slimness is also a major feature of this product. In order to have a clearer understanding, let's first take a look at the slimness comparison between Changhong LT 42710HD LCD TV and several competing products:
brand
rainbow
Hisense (brand name)
Skyworth
Konka
type
LT427 10FHD
TLM4236P
TFT42L0 1HF
LC42DS30D
Border (cm)
3.65
4.9
4.5
5.5
Body thickness (cm)
8.5
1 1.3
1 1
12.2
According to the measured data of TV frame width and machine thickness of the same grade products on the market at present, Changhong LT 42710HD LCD TV has great advantages in frame width and machine thickness, which is superior to other similar products. Thin? Products.
There is a bar-shaped blue backlight display below the LOGO.
As can be seen from the bottom of the fuselage, the lines of Changhong LT 42710HD LCD TV are very smooth, and the adoption of black high-gloss panel increases the fashion sense of the product. Below the LOGO, Changhong LT 42710HD LCD TV has also designed a bar-shaped blue backlight display screen, which will flash when the TV is turned off or turned on.
Interface: Support HD RM format 2-way HDMI 1.3.
Yes, Changhong.
LT427 10FHD
liquid crystal TV
After understanding the front design of, let's take a look at the uniqueness of this product in the back design and interface equipment.
Changhong LT 42710HD LCD
TV
The back is covered with cooling holes.
From the above picture, we can see that the back of Changhong LT 42710HD LCD TV is covered with cooling holes, especially when it is placed on the wall, which is more conducive to heat dissipation.
Main interface in the back groove
The main interface of Changhong LT 427 1 0HD LCD TV is also set in the groove on the back of the fuselage, with two channels of HDMI 1.3 interface, 1 VGA input +VGA audio input, 1 component input, 1 AV input and 1 S terminal.
The thickness of the fuselage (except the base) is only 8.5cm.
Two USB ports are designed on the side of the fuselage.
The USB interface that can start the multimedia function is set on the left side of the fuselage. In addition, it also has 1 S terminal and 1 group AV input, which is the connection of daily audio and video interfaces. The multimedia features of Changhong LT 42710HD LCD TV will be explained in detail in the following pages.
Detailed description of fuselage control buttons and remote controllers
rainbow
LT427 10FHD
liquid crystal TV
The fuselage control button of is set above the side interface and designed as a black bar. From top to bottom are menu, signal source selection, program adjustment, volume adjustment and standby button.
The buttons on the side of the fuselage are arranged above the side interface.
On the left side of the power cord on the back of the fuselage, Changhong LT 42710HD LCD TV.
Equipped with a power switch.
Changhong LT 42710HD LCD TV remote controller
Remote control detail real shot
Remote control back real shot
The remote controller of Changhong LT 42710HD LCD TV adopts the same all-black design as the fuselage panel, with a straight front and a round back. The buttons of the remote controller are signal source selection, numeric keypad, menu operation area and multimedia function control area from top to bottom. In addition, the remote controller also has shortcut control buttons such as quantum core demonstration, screen proportion selection, automatic shutdown time setting and image/sound mode adjustment, which are convenient for daily operation.
rainbow
Technical analysis of characteristics of LT 42710HD
1, which supports high-definition RM/RMVB format network movie playback.
So far, all flat-panel TVs that can support online movie playback in RM/RMVB format can only support 480 resolution. Changhong LT 42710HD LCD TV
Presenting 1280*720P online movies in high definition, completely eliminating the low-level technology that competing products can support 1024*576, and completely eliminating the troubles of renting discs (deposit, rent, equal films, inferior movie versions, lagging new movies, etc.). ); Really make online movies practical, new film preview.
2. Full screen+quantum core
Changhong LT 42710HD full HD display technology and quantum core processing technology can perfectly support the existing display requirements of any video content. The number of scanning lines of the full HD panel can reach 1080 lines, and its pixels are 720 TV.
Twice, the picture quality is more delicate, and the level of detail displayed is richer.
Quantum nuclear processing (point small picture to see big picture)
Moreover, the screen scanning has developed from interlaced scanning of 1080I to progressive scanning of 1080P, and the screen display is smoother and more stable without flicker. Changhong's unique quantum core processing technology combines hundreds of billions of high-speed operations per second with full HD panels to realize the perfect interpretation of high-quality images.
3, light sensing image adjustment
On the one hand, it can sense the ambient light, protect the eyes, monitor the usage of the ambient light through the optical sensor, and automatically adjust the brightness of the LCD TV backlight, so as to make the brightness level of the backlight to the optimal value suitable for the brightness of the ambient light, prevent glare, and keep the audience in a healthy and comfortable viewing state all the time.
Changhong LT 42710HD will automatically detect and adjust when the ambient light changes.
On the other hand, the dynamic tracking picture has clear picture quality, and it is processed from two aspects: bright picture and dark picture. For bright pictures, the chip detects and analyzes the degree of brightness change of image signals. If the dark field area of the detected image is large, the brightness of the backlight will automatically decrease, making the black performance more pure. At the same time, the extremely fast processing of the chip enhances the bright field, enhances the contrast and layering of the picture, and greatly improves the picture quality. For dark pictures, the chip detects and analyzes the brightness of the image signal. If the dark field area of the detected image is large, the brightness of the backlight will automatically decrease, making the black performance more pure. At the same time, the extremely fast processing of the chip enhances the bright field, enhances the contrast and layering of the picture, and greatly improves the picture quality.
4, narrow edges, highlighting the appearance
Crystal diamond material super bright new technology, one-time molding, completely environmental protection, spray-free Its surface hardness reaches the high standard of 1H, and it is fine and seamless, blocking EMI radiation.
5. Intelligent volume control
With the patented technology of Changhong, the patent number is CN98111846.1. Under the TV source, after this function is turned on, the channel switching and mute operation will gradually increase or decrease to the set value in a moderate and excessive way, so as to prevent discomfort caused by sudden voice change or disturb neighbors.
6. Sports tips
When this function is turned on, an animation doll icon will appear in the upper right corner of the screen every two hours to remind you not to watch TV for a long time. Please pay attention to rest, get up and move, turn your head, stretch your arms, twist your waist, kick and move, which is healthier! At this time, if there is a key operation, the screen prompt will disappear; If there is no key operation, the screen prompt will disappear automatically after about ten seconds.
7. Memory of signal source
With more and more signal sources connected to TV (DVD, USB, set-top box, etc. ), the unique signal source automatic memory function, can automatically restore to the signal source or program number set last time when the TV is turned on, or automatically switch to set the program source and program number after the TV is turned on according to its own timing setting, which is more humanized in design and simpler in operation.
IT design of OSD man-machine interface startup animation
In terms of OSD menu, Changhong
LT427 10FHD
liquid crystal TV
Like the latest 876 series LCD TVs, they all adopt the first animation IT design in China. The main option is rotation, the interface design is gradual, illustrated and illustrated, the operation is intuitive and concise, the font display is larger, and the usability is stronger. The OSD menu of Changhong LT 42710HD LCD TV is mainly divided into six parts: image, sound, channel, setting, timing and multimedia. Let's have a look.
Signal source menu
Through the menu of signal source, I can also learn about Changhong LT 42710HD LCD TV.
Various interface types are 1 1 signal input interface.
Image menu
In the image menu, you can choose your favorite image mode, and you can also adjust brightness, contrast, clarity and screen ratio.
Sound menu
In the sound menu, Changhong LT 42710HD LCD TV has advanced balance settings. Users can adjust the audio balance to 10000Hz from 120Hz, 500Hz, 1500Hz and 5000Hz, and the sound effect is more professional. In addition, we can also see that Changhong LT 42710HD LCD TV has automatic volume control function, which will gradually increase or decrease to the set value in a gentle and excessive way when switching channels and mute operation, so as to prevent sudden voice change from causing discomfort or disturbing neighbors.
combo meal
In the setting and adoption, you can adjust the language, transparency and display time of the menu. It is worth mentioning that the photosensitive voice sensing function can monitor the brightness of the ambient light through the optical sensor after it is turned on, and automatically adjust the brightness of the LCD TV backlight according to the brightness of the surrounding environment, so that the brightness level of the backlight can be the best value suitable for the brightness of the ambient light, and the audience can always be in a healthy and comfortable viewing state without glare.
Through the channel and timing menu, you can set the start time, start signal source selection and automatic shutdown of cable TV programs and TVs.
Multimedia menu
In the multimedia state, the multimedia menu of Changhong LT 42710HD LCD TV can be activated, in which the picture playing speed can be adjusted.
Comprehensive analysis of multimedia menu function
Yes, Changhong.
LT427 10FHD
liquid crystal TV
After understanding the main menu, let's take a look at the multimedia features of Changhong LT 42710HD LCD TV.
Picture Multimedia Options Menu (click on the small image to view the large image)
Music multimedia options menu (click on the small image to view the large image)
Movie multimedia options menu (click on the small picture to see the big picture)
Text multimedia options menu (click small image to view larger image)
Changhong LT 42710HD LCD TV
Equipped with two USB2.0 high-speed interfaces, it can play streaming media. As can be seen from the above figure, the multimedia function can play pictures, audio, video, text and other files.
Movie playback interface (click on the small image to see the big image)
The trial shows that Changhong LT 42710HD LCD TV can support JPEG, BMP, PNG and other format picture files. It can support MP3 format playback and LRC format lyrics display; It can support playing files with extensions such as MPG, DAT, AVI, RM, RMVB, and text files with a suffix of TXT. It is worth mentioning that Changhong LT 42710HD LCD TV also supports playing RM HD movies of 1280*720P.
Three-color and color over-measurement map real shot
In Changhong
LT427 10FHD
liquid crystal TV
After having a general understanding of the menu setting function, let's take a look at the test of the three primary colors and excessive colors of this product.
Excessive colors are smooth and evenly distributed (click on the small image to see the larger image)
Real shot of red picture (click on the small picture to see the big picture)
Real shot of green and blue pictures (click on the small picture to see the big picture)
HD picture playback effect real shot
After watching Changhong.
LT427 10FHD
liquid crystal TV
After testing the three primary colors, let's take a look at the high-definition picture effect played by Changhong LT 42710HD LCD TV.
Changhong LT 42710HD LCD
TV
(Click on the small picture to see the big picture)
Changhong LT 42710HD LCD TV (click the small image to see the larger image)
Changhong LT 42710HD LCD TV (click the small image to see the larger image)
Changhong LT 42710HD LCD TV (click the small image to see the larger image)
lineate
TV
Real shot of program playback effect
Because the popularity of high-definition signals is not very high at present, most users still use it to watch ordinary cable TV programs after buying flat-panel TVs. Let's take a look at the picture effects of TV programs on several channels.
rainbow
LT427 10FHD
liquid crystal TV
Changhong LT 42710HD LCD TV
Changhong LT 42710HD LCD TV
Changhong LT 42710HD LCD TV
Changhong LT 42710HD LCD TV
High-definition movie playback effect real shot
In Changhong
LT427 10FHD
liquid crystal TV
In the HD movie effect test, we chose Red Cliff, Kung Fu Panda and Mummy 3 to play. Let's take a look at the playback effect of the picture.
Changhong LT 42710HD LCD
TV
(Click on the small picture to see the big picture)
Changhong LT 42710HD LCD TV (click the small image to see the larger image)
Changhong LT 42710HD LCD TV (click the small image to see the larger image)
Changhong LT 42710HD LCD TV (click the small image to see the larger image)
Changhong LT 42710HD LCD TV (click the small image to see the larger image)
Through full HD display technology and quantum core processing technology, we can see that the picture of playing HD movies is very delicate, the level of detail displayed is richer, and the dynamic picture is smooth and stable.
Editorial comments
The evaluation of Changhong LT 42710HD LCD TV has come to an end. Through the detailed evaluation of Changhong LT 42710HD LCD TV, we can see that this product is in appearance, sound.
The core technology and functions have many characteristics. If the appearance is slim, we also compared several products of the same grade in front; Unique hidden beehive
loudspeaker
Design; Light sensing image adjustment function; Intelligent volume control; Sports tips, etc. , which not only embodies the technical grade of the product, but also well expresses the humanized design of the product.
As the product of Changhong TV2.0 era, Changhong LT427 10FHD LCD TV not only supports the network movie playing function in RM/RMVB format, but also presents 1280*720P high-definition network movies, completely abandoning the low-level technology of 1024*576, making the movie effect more exciting and shocking.
On the first page of the article, we said that this product is mainly aimed at the low-end market, so it is very powerful and the price is indeed moderate. At present, the listing price is around 7000 yuan. Interested friends don't miss it.