The display switch is not controlled, and the display keeps switching and the switch is not controll

This is not a problem with the main unit, nor is it a problem with the display switch, but because some of the components inside the display are damp and dusty.

It is recommended that it is better to send it for repair, and it is more troublesome and dangerous to do it yourself. If you repair it yourself, you should pay attention to discharging it several times. Even if the power is off, the voltage inside is still very high, and I have heard of someone being coronaized.

I used to find some alcohol by myself, and when I opened the back cover of the monitor, I would see the part protruding from the back of the monitor, and there was alcohol everywhere to wipe it slowly. The alcohol should be pure, and it should be noted that the electricity will be turned on only after the volatilization is clean, generally four or five minutes.

Removing the monitor back shell problem:

There are only a few screws visible from the outside (4 or 2 is not very clear).

It's still difficult to open after disassembling the screws,If you have disassembled the TV, you will know,There are still some gears blocked,At this time, you can only test yourself with a flathead screwdriver to slowly pull it open,It depends on your own strength。

Eldest brother! There is a problem with the plug plug of your monitor plug in the position of the plug-in board, change the socket, and you have a power outage!

I've had this problem, and then it cost 80 yuan to repair, and the repairer told me that it was a switch problem, and my monitor also had the problem of inaccurate color, and finally got 80, if you repair it yourself, go to the electronics market to buy a switch, and replace it. Prepare a word or cross to catch the cone, open the back cover, and you're good to go.

The switch of the display is not in good contact, and those who know a little electronics can fix it themselves, and if it is not complicated, I usually repair it myself.

The switch is not in good contact, just open it and repair it yourself, change the contact or buy a new micro switch.

Display issues. I have to take it and fix it.

Two reasons, one is that there is a problem with your socket, or the voltage is unstable.

Another is that you have a problem with the switch of your monitor, and you went to the computer city to fix it.

It may be that there is a problem with the high-voltage package, so take it to the computer city to repair it.

If the graphics card or memory is not in good contact, open the case and remove the memory to clean up the dust and install it. If not, remove the graphics card and clean up the dust.

If the graphics card is loose, plug it back in and unplug it and wipe off the dust.

1.Check whether the resistance of the power button of the host is normal when it is turned on and off, and the ordinary non-self-locking switch is easy to fail.

2.If the switch is normal, please unplug the largest set of plugs between the motherboard and the power supply, then turn on the power supply, and use the wire to short-circuit the green wire and the black wire in the plug, at this time the power supply is turned on (you can see the fan inside the power supply starts to run), if it is not started, the power supply will be damaged. If the short circuit between the green and black wires is removed, the power supply will stop working immediately (you can see that the fan inside the power supply is stopped) is normal, if it is still running, it means that the power supply is faulty.

Maybe there is a lot of ash in it, and I often encounter You turn on the machine to clean up, there is also a possibility that the machine is static, and you can remove the static electricity by pressing the host switch several times after you turn off the power.

The laptop mouse moves by itself, not controlled, the arrows on the screen keep moving, and it moves very fast, I thought it was a broken mouse at first, because my mouse was often dropped by me, and then I pulled out the mouse, and found that it was still the case, that is the problem of the soft mouse, what can be done. My book is Sony's.

Is the resolution set right?

Check to see if there is any contact problem with the adjustment buttons of the monitor;

Try changing the monitor data cable.

You see if the downline is doing a good job.

Hi! It is recommended that you try to clear the data, and please back up the data before clearing. Don't rush to recover your data after clearing it, test it out.

In addition, do not grant root permission at will in the use of mobile phones, and upgrade the software that needs to be upgraded in time. Clear data:

In the shutdown state, press and hold the volume up button and the shutdown button, and let go when the boot screen appears, and you can enter recovery. Go to Recovery >Chinese >> Clear Data >> Erase all data).

If you use it often, and it's on now, then congratulations, don't worry about it, just use it, it will automatically enter the power-saving state after your main switch, and you won't use much electricity in a month, my monitor switch is a decoration.

If you don't use it often, and it's on now, then congratulations, you turn off the main unit when you don't use it, and when the main unit is completely stopped, unplug it.