Touch all-in-one
1. Check the wiring
If it is a USB interface, first unplug and plug the USB cable of the touch all-in-one machine to see if it is not in good condition. If the USB cable is also good, see if the USB interface of the host is the problem. At this time We can plug in the USB cable of the mouse or keyboard and have a try. If there is a problem with the USB interface or the USB data line, just replace it; then check whether each wiring interface is loose, and then check whether there is a conflict between the serial port and the interrupt number. If there is a conflict, adjust the resources to avoid it. Conflict; then check whether the touch screen is connected correctly, one of the wires connected to the keyboard port of the host (take the 5V touch screen working voltage from the keyboard port) is connected, please check the connection. If it is a detachable structure, please recheck that the components are well connected and that the connecting wire is not damaged.
2. Troubleshoot hardware
Enter the device manager of the LCD touch all-in-one machine to see if you can find the touch screen hardware (you can plug and unplug the cable to observe whether there is a device in the device manager), and then check whether there are cracks on the surface of the touch screen. replace. If the above parts are all normal, you can check the touch screen with the replacement method, first replace the control box, then replace the touch screen, and finally replace the host.
3. Calibrate the touch screen
For the infrared touch screen calibration of the touch all-in-one machine, the calibration process of the infrared touch screen is generally: display a certain mark (such as " plus ") in several different positions on the screen in turn, click on these marks with a touch pen or finger, and the infrared screen is on the display Four points will appear in sequence, click on the upper left, upper right, lower left, and lower right to complete the calibration.
4. Troubleshooting software
First make sure that the touch screen driver is correctly installed in the host computer. If it is not the above conditions, please delete the touch screen driver and restart the computer to reinstall the driver. Click to get the latest driver for each system.
If the above method does not work, you must consider that the touch software is running too much at the moment, which causes the touch screen all-in-one computer to run out of memory and cause no response. Then the short-term solution is to boot and restart, but to solve the long-term solution, you need to increase the memory.
5. The screen itself
If the touch screen has been used for a long period of time (3-4 years) and it is found that some areas of the touch screen cannot be touched, it may be that the touch screen is broken. Please replace the touch screen.
Exhibition hall touch screen display system solution, Toucher exhibition hall touch system, Toucher exhibition hall touch display system
In the exhibition halls of some enterprises or institutions, a touch screen system is usually used to realize human-computer interaction. Visitors can adjust various contents by touching the screen with their fingers, making the entire display mode more diversified and smarter This is also in line with the development background of the current era. With the emergence of more technologically intelligent electronic products, exhibitions have become an important part of the exhibition. The traditional paper media in the past has been gradually abandoned. Clearer electronic screens have become the first choice of users, and electronic screens can also interact with each other. Network connection, real-time display of the content on the computer, currently supports touch screen mainly has the following types.
One, touch all-in-one
The appearance of the all-in-one touch screen is the same as that of the LCD TV, except that its size is larger, usually between 65 and 110 inches. In addition, its resolution reaches 4K, which is a full HD display, and it has a built-in windows computer system. It is dual-system with Android, so it can be used as a computer or as a tablet. It uses an electronic touch screen, and we can directly tap the screen with our hands, just like operating a mobile phone. In addition, the touch all-in-one machine also has a whiteboard function, which can be used for training and teaching.
Advantage:
1. 4K HD, support more film sources, clear display effect;
2. The size of a single screen is large, the maximum is 110 inches, which is equivalent to the size of four 55-inch splicing screens after splicing;
3. Computer and Android dual system, switch arbitrarily;
Showroom touch screen display system solution
2. Touch splicing screen, Toucher exhibition hall touch system, Toucher exhibition hall touch display system
If you need a larger size display, you need a splicing screen. The traditional splicing screen has no touch screen function and needs to be implemented with hardware and software. There are currently two ways, one is to increase the radar touch, the other is to increase the infrared The touch frame is realized by adding glass, and the latter is usually used more.
The splicing screen can realize a large area display, and it also has the characteristics of high-definition display, and it also supports multi-touch, and multiple people can operate the screen at the same time. Usually, splicing screens are often used in some situations that require large-area display, and since glass needs to be added in front of the screen, it needs to be spliced if it is too large.
At present, the above two exhibition hall touch screen display solutions are the most commonly used. Because they all use liquid crystal display technology, the clarity and stability of the product are guaranteed, and users can choose according to their actual needs.
