Can China Mobile find all the numbers of the owner?

Second, the computer turned on and the monitor didn't respond. First, check what screen is displayed on the computer monitor. If there is no signal, the line interface connected to the host may be loose. Plug or replace the pipeline. If the monitor light is on, but there is no image. It may be that the graphics card or memory contact is poor. Unplug the memory card and graphics card, wipe the golden finger with an eraser, and then plug it in. Nevertheless, it is recommended to send the computer to a computer shop for testing. First, there is no response after the computer is turned on. In this case, first judge whether the computer line is powered on, check whether the computer power light and monitor are on, if not, replace the power cord and try to eliminate the power cord problem. If there is nothing wrong with the power cord and the display light is normal, then there may be something wrong with the power supply, and then continue to deeply detect the hardware on the host to see if the hardware is in poor contact or the components are broken. You can also try to clean the components of the host, and then rule out whether the hardware is loose. Finally, it was found that there might be something wrong with the hardware. It is recommended to send the computer to a computer shop for repair, and don't touch it yourself to cause other hardware damage.