From the name of the wall-mounted online advertising machine, people probably know how it is placed, and in fact, there are also his shadows in many occasions, and with the progress and development of the times, people's ability to accept new things is getting better. It is getting stronger and stronger, and most people have accepted this device, and there is not much sense of rejection, but I have to say that this device is also prone to some common problems during normal operation. The following We made some summaries.
For example, what should I do when the LCD screen of the wall-mounted network advertising machine flickers seriously? At this time, pay attention to check whether there is magnetic field interference around; check whether the power supply voltage is stable; check the monitor and graphics card drivers; increase the refresh rate to 75HZ; if it still does not work, please go to the repair station to check. For example, there is no display on the screen, and the indicator light on the front panel is flashing. What should I do? At this time, it is recommended to check whether the signal line between the display and the computer is firmly connected, and check whether the connector of the signal line has broken or bent pins. What should I do if the resolution of the monitor is not up? In most cases, this is a problem with usage. First, check whether the drivers of the graphics card and monitor have been installed, and then check whether the graphics card and monitor can achieve the performance you require according to the instruction manual. If everything is ok, it is the display failure and can only be solved by contacting the repair center. If the LCD advertising machine has a black screen, no light and no sound, and the indicator light is not on, it is recommended to check whether the 220V voltage is normal, and whether the connection terminals of the power cord drawn from the machine and the external power cord are connected correctly. Confirm the machine Powered up. There is to see if the power indicator of your machine does not light to prove that the machine has not been powered on.
In fact, the wall-mounted online advertising machine is also an electronic device. It is normal for various situations to occur during use, but everyone should still have a general understanding and comparison of these problems. Good, because it can better help people to troubleshoot and solve problems.
