2013年12月9日星期一

Common LCD TV screen with working class differences with liquid crystal displays

We used the LCD TV screen and in the industrial application of liquid crystal display devices have many differences, listed below for your reference .


1 LCD TVs due to the use of environmental requirements actions, the image is displayed after the rendering , you can not completely reflect the actual results. Because the display is usually observed as a static image , and thus the display color reproduction requirements higher than TV
, The discharge channel as a professional display in brightness , chroma processing and R, G, B should have a precise compensation processing circuit and delay circuit to ensure that the light / color signal and R, G, and B signals synchronized phase . If the resolution is mainly determined by the amplitude-frequency characteristics of the video channel , then the reduction mainly by the display of the red (R), green (G), blue (B) color signal and luminance signal phase of the three primary colors decision.

2 LCD TV screen is not self-locking component BNC input connector and DVI-D interface. If the color RGB BNC port industrial LCD monitor with multi-use interface and self-locking mechanism professional DVI-D video interface.

3 LCD TV screen dust heat without strict requirements . Industrial LCD monitor is designed without mechanical exhaust fan must be used to maintain air circulation and cooling , thus avoiding dust and fan noise issues , when the internal temperature rises for unknown reasons , the monitor from
Dynamic backlight control system to maintain the temperature below the maximum operating temperature.

4 in the installation, commissioning , especially on the components and the aging process requirements , monitor requirements are higher, the TV manufacturing machine aging in the pipeline is usually energized about 8 hours at room temperature , and the display of the machine age on the aging pipeline requires high temperature and humidity in a closed environment energized aging for more than 24 hours to ensure the stability of the whole machine. The display when closed-circuit monitoring system constitutes , usually 24 hours a day , 365 days a year of continuous uninterrupted electricity use ( and the TV is usually only a few hours a day of work ) , and some monitors may be more harsh application environments , which requires the display higher reliability and stability . In the selection of components , various components of the voltage characteristics , current, temperature , humidity and other displays used are higher than TV components ; compared with television , in the design, display current , power, temperature and resistance to electrical interference , capacity and electric shocks margin and the average time between failures are much larger than the TV , while the monitor must also use fully shielded metal housing to ensure electromagnetic compatibility and interference.

5 S232 serial LCD TV display using the remote control can only be achieved with the control command , and can not achieve industrial controls. S232 LCD display with serial control OLED Display, and open up to more than 200 control password , adapt to a variety of industrial environments , easy multi-monitor
When used without the remote control can control all display devices , and be able to assist, boot time , delay boot, self-test machines and other industrial requirements.

6 LCD TV display supports several television used only as specified in the instructions resolution , LCD TV as long as the resolution is based on several commonly used by civilian users was more effective treatment . LCD monitors and high reliability and high-definition display capabilities will ensure that you can compile a good record high-definition video, the video signal is displayed in the viewer a complete front . LCD monitor is the preferred choice of display, intuitive reflect the image quality features , combined with full 1920 x 1080 resolution selected , the display resolution for professional broadcast television display device resolution is automatically adjusted according to the display output.

7 LCD TV display all of the non-metallic material whole shell design , interior design plate line is the use of civil , mechanical aging is likely to cause prolonged power . Due to the use of environmental requirements , LCD TV screen machine part made ​​of metal shell material texture . And the internal plate lines are industrial design , not easy to aging ; embodies the concept of energy saving : low power design ; environmentally friendly materials. Neat appearance , ease of stitching industrial needs serial 20x2 lcd, the combination of installation.

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