Touch all-in-one machine source good goods

Touch all-in-one machine source good goods

Touch screen all-in-one machine comes from good goods.

As the touch range of indoor touch all-in-one machine is wider and wider, the protection of touch all-in-one machine becomes more and more important. Good protection methods can prolong the service life of touch all-in-one machine. How to maintain touch all-in-one machine?

Efficient. It can solve the problem by actively or manually adjusting the phase. On the screen of the touch all-in-one machine, there are large and thin black spots on the thumb, which is mostly kneaded by external force. The polarizer in the LCD panel will deform under the extrusion of external force. This characteristic is like aluminum foil. It will not rebound automatically after being concave, which forms a different shape of the LCD panel during reflection.

Touch an all-in-one machine to switch, and interference lines will appear on the screen.

With the continuous progress of society and the rapid development of economy, the form of advertising industry should also catch up with the pace of the times. It can be seen that advertising must use special means to achieve good results. Liquid crystal advertising machine is a new type of publicity media. It transmits wonderful information content to consumers anytime and anywhere. It is a liquid crystal advertising machine integrating interaction and contact functions, It is born for this new era of advertising. One touch all-in-one machine is suitable for configuration, such as CPU, graphics card, interface, storage, system, etc. it is a wiser choice to configure it according to your own needs. Then we have to choose the manufacturer of the touch screen all-in-one machine. How can we judge which manufacturer is trustworthy? We can get it from the cases of the customers of the touch screen all-in-one machine or from the online reputation. The manufacturers of the touch screen all-in-one machine generally do well.

Generally, the presentation of this image is formed by the signal disturbance on the graphics card, which belongs to the normal image, and the user can solve it by actively or manually adjusting the phase.

The touch screen all-in-one machine presents small black spots on the screen of the thumb.

Most of this appearance is formed by kneading with external force. The polarizer in the liquid crystal panel will deform under the extrusion of external force. The characteristics of this kind of polarizer are like aluminum foil. It will not automatically rebound after being concave. In this way, the liquid crystal panel will be dimmed when it is different in reflection. This kind of polarizer is easy to be found under the white screen. Usually, it is more than ten square millimeters in size, that is, the size of the thumb. Although this phenomenon will not affect the service life of the LCD, users should pay more attention not to press and hold the LCD with their fingers.

There is no sound when touching the all-in-one machine.

In case of such doubt, the user can first open the back cover of the advertising machine, use a multimeter to check whether the function on the drive board is normal, and then check whether the speaker cable connection is normal. Assuming that the noise of the display horn is serious, it indicates that the driving board of the touch all-in-one machine is damaged and should be replaced immediately.

There is still more room for the development of video teaching. Why does the all-in-one multimedia teaching machine still hear the startup sound after starting up, that is, there is no image display? The chaotic situation is as follows, which can be solved accordingly. The first is that the audio motherboard also starts the media teaching all-in-one machine, but there is no display on the black screen, which is likely because your TV version does not start, and you press the button in front of the TV power machine. The second is displayed on the screen.

After touching an all-in-one machine, there is no response after insertion.

When contacting an all-in-one machine, there is no response after inserting it, which is a problem often encountered in practical use. At this point, the user can try to remove the touch screen, open the back cover of the touch screen, and check whether the special power supply is powered on and whether the iron plate falls off or loosened. Description method: use the multimeter to indicate whether the indicator light is on. If it is normal, it indicates that the power supply is powered. Sweep out the power problem. The user should check the power on of the on-board decoding board, touch all-in-one machine drive board, high-voltage strip, horn and LCD in turn. Where there is no power on shows where the accessories of the touch all-in-one machine are in doubt.

The screen of the touch all-in-one machine presents a dazzling picture.

In general use, users often encounter the flash phenomenon on the screen of the touch all-in-one machine. In this regard, the user should first conduct a sweeping inspection on the external factors such as the magnetic field and power supply voltage around the equipment. If it still cannot be used, conduct a comprehensive inspection on the driver displayed on the graphics card, and the sweeping program device is in doubt. After the above operations are invalid, the user can also test the progressive refresh rate of 75Hz, which is not feasible. If the above operations can not meet the requirements, the help of professionals is needed, and the user needs to send the equipment to the maintenance station for inspection.

The screen is black and displays "signal exceeds synchronization scale" or "outofrang"

This phenomenon is often encountered by users in practical use. It is usually because the signal announced by the computer exceeds the display range of the display device, and the display device stops working when it detects an abnormal signal. In this way, the user can test, restart the exposure and reset the output frequency of the computer.

At present, China's consumption level has been significantly improved, and there are more and more consumption in the enterprise service market. Business owners pay more attention to time cost, office coordination, video conference and other things that have only been played by large companies in the past, and begin to enter small and medium-sized enterprises on a large scale. In recent years, entrepreneurship projects in the fields of cloud computing office, cloud computing collaboration, cloud computing video conference and so on have been increasing in China, and educational video teaching is interactive.

Touch the screen of the all-in-one machine is inconspicuous, and the indicator light on the front panel flashes.

After this problem appears, the user should check whether the display is firmly connected with the computer signal line, and check whether the socket of the signal line is damaged. If it is damaged, whether it is broken, bent, etc.