New 3840*2160 120Hz Android 4.2 39Inch 4K*2K 3D Smart Tv Monitor

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New 3840*2160 120hz Android 4.2 39inch 4k*2k 3D smart tv monitor


1.Discription of 3840*2160 39inch led tv monitor

Active   Area853.92 (H) x 480.33 (V)   (39” diagonal) mm
Driver Elementa-si TFT active matrix
Display Colors1.07G colors (8-bit+FRC)
Surface TreatmentAnti-Glare coating (Haze   1%)
Pixel Pitch0.074125 (H) x 0.222375 (V)
Aspect Ratio16:09
SystemAndroid 4.2.0
Scanning Frequency120Hz
Pixel Number3840x2160
Contrast Ratio"5000:1
Response Time6ms
Viewing AngleR/L 178(Typ.) U/D 178(Typ.)
Power Consumption48W
Power Input110-240V
InterfaceHDMI*3(1.4) VGA   /AV/USB*3/TV/Network
Audio   input/Audio Output
USB   Support hd video Support
VESA   Wall MountSupport
VESA Mounting hole150mm X 150mm
NET Weight14KGS/kg/lpcs)
Gross   Weight15.5KGS/kg/lpcs)


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Q:How can the LCD be dimmed?
Some are usually in the left side of the monitor, or the left, the middle, right, right, the lower side of the button you look at
Q:Hello, my computer LCD is bright and black. The power light is also bright and black,
Power lines and data lines no problem, it may be graphics card driver problems, update the driver to tryNo, just change the data line. It turns out to be VGA. Try it for DVINot yet. Maybe the monitor is broken
Q:Can the lens cleaning liquid clean the LCD?
The liquid crystal surface is a film, so you must make sure that the cleaning solution will corrode the plastic!
Q:The LCD will turn off automatically
LCD (LCD) use soon after the black screen, waiting for a certain period of time can reboot, but after a while the fault phenomenon still, there are two cases:First, black screen, LCD indicator light, green light (or blue light) (signal input), fault point in:1, is the main high voltage inverter circuit or power supply end components heat, resulting in long-term work caused by;By 2, the backlight circuit fault, most prone to failure in the circuit is a booster coil, is generally the problem of bad contact, the fault itself rarely (welding, not enameled wire surface paint to paint processing, real welding thread parts only);Two, black screen, LCD indicator does not light (like the shutdown of the LCD power supply), the fault point in:Switch 1, LCD switching power supply pipe poor thermal stability, or base;2, the switch tube S to earth of the regulator tube, thermal stability can be bad;3, S resistance weld or burned;The landlord estimated LCD belonged to the second, namely the black light not bright, then repair the price of 50 yuan.
Q:Is the LCD screen dimmed?
Right click on desktop - Graphical attributes - color correction - brightness, drag blocks to enlarge brightness - apply - make sureHave a try.
Q:Computer LCD dirty, how to clean?
A kind of special cleaning solution for cleaning LCD, usually with special cleaning high friction cloth together to sell, spray on the LCD and gently rub the moment as new, very cheap, technology market, 5 yuan aIf you don't want to take the trouble to buy, I can give you a way to say, with water, and non-woven fabric, you can wipe very clean, it is best not to use alcohol, alcohol is an organic solvent, if the glass is OK, if your LCD is Matt organic plastic, alcohol is not good for him, with the because it is woven friction, strong suction force, if you can not find the non-woven fabrics, can find a dry wipes, that will do
Q:LCD color is a bit dark
Liquid crystal display is like this, on the one hand is the LCD display principle itself, on the other hand, with the manufacturers have a relationship, most of the LCD display is difficult to achieve high contrast. Liquid crystal itself does not emit light, it is illuminated by the backlight, and later show bright, but because of the light control of the backlight, it is difficult to achieve accurate control of the brightness of liquid crystal points. LED backlight LCD is to solve the problem of liquid crystal display possible, but the current technology and cost, can not do every crystal imaging point corresponds to a LED backlight, so cannot achieve high contrast in the true sense, the shadow detail always won't be very good.
Q:LCD video cable is not common?
Connect the TV to 15 pin VGA connection line, because computer interface, universal VGA connection, so if you have this interface TV, then no problem, no, to go with about 35 yuan of money
Q:What are the main parameters of the LCD display?
In brief, there are mainly the following aspects1, static contrast values (more advanced): 12 brightness3, response time (usually 5MS, and some high-end 8MS)4, visual angle5, interface type (general only VGA interface, and some high-end DVI data interface, etc.)6, power consumptionI hope that the answer can help you o (a _ U) o...
Q:LCD TV, power or LCD?
22 inches of electricity. You can also see that the logo behind the monitor should indicate how much watts is used. The higher the wattage, the more expensive the electricity.

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