As we all know, any machine equipment will fail, even the wall-mounted network advertising machine is no exception. In order to let everyone better solve the failure of the wall-mounted network advertising machine, let's learn about the solution to the failure of the wall-mounted network advertising machine!
1. The black screen phenomenon of the wall-mounted network advertising machine
There are two situations in the black screen of the wall-mounted network advertising machine. If the screen is black and there is no sound, it may be that the machine is not powered on. You can see that the power indicator of the motherboard is not on from the place where the card is inserted. Check whether the power supply is plugged in properly and whether the power switch in the machine is turned on. , Press the POWER button on the remote control; it is still not turned on when there is electricity, if it is on, you can detect it according to the following method.
If there is sound on the black screen, there are 3 possibilities: 1) The connection between the high-voltage bar and the screen or the motherboard is off, just plug in the connection; 2) It is judged whether the high-voltage bar is damaged (the screen can be viewed from the place where the card is inserted). Check whether the backlight of the CF card is on), the high-voltage bar is broken, replace the high-voltage bar; 3), the motherboard is broken, check whether the pins of the CF card socket are bent or short-circuited, you can remove the card, and check whether the screen can be turned on normally, if not, you need to replace the motherboard.
2. The wall-mounted network advertising machine cannot read the card
A: If the pins of the CF card socket are bent, straighten them with tweezers. If the motherboard is faulty, replace the motherboard.
3. Wall-mounted network advertising machine blue screen
A: 1) Press the "POWER" button of the remote control to restart it. 2) If this phenomenon occurs frequently or for a long time, please contact the relevant manufacturer.
4. Reasons for automatic shutdown after startup
Answer: First, judge whether the menu setting is in the state of timed shutdown; if the machine is short-circuited, you can replace the main board; if the high-voltage bar is not working properly, replace the high-voltage bar.
The above is the introduction to the solution to the failure of the wall-mounted network advertising machine. I hope you can read it carefully, so that you can better deal with it when you encounter problems in the future.
