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A tool that is often used to repair motherboards is called"80"Card!
In your case, it is to turn on and crash, "the keyboard light is not on", should be "80", the card will be "38" there!
You can re-plug the memory, or you can BIOS discharge, take off the motherboard's battery, install it backwards, power it on, and then install it normally.
Shouldn't be a big deal!
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Dude, the easiest way is to unplug the graphics card and memory module inside, and plug it in again. Maybe it's because it's shaken, so let's give it a try.
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The memory problem, presumably the cause of the oxidation of the gold finger, is to use an eraser to remove it and then put it on.
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I've encountered this kind of problem.,I'm unplugging the graphics card and reinserting it again.,It's not a long time since I cleaned the chassis?,Poor contact.,Clean it up immediately!!
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Is it that the graphics card or motherboard is broken, my family is, the motherboard and graphics card are burned, and the situation is almost the same.
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I've also had this problem, I unplugged my memory, graphics card and reinstalled it and it solved it You can try.
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Unplug the memory and plug it in again, OK, if it still doesn't work, it's a motherboard problem.
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Unplug the host computer first. Then the motherboard battery is discharged, plugged in and booted.
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You must have not pressed the button.
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It could be due to the following reasons:
1.The monitor power cord is not plugged in properly or the power cord is damaged.
2.The monitor signal cable is not plugged in properly or the signal cable is damaged.
3.The monitor itself is faulty and needs to be repaired or replaced.
4.The computer is faulty and needs to be repaired or replaced.
Workaround:1Check that the monitor power and signal cables are plugged in and need to be replaced if damaged.
2.Try to connect to the computer with a different monitor, if the other monitor can be displayed normally, it means that the original monitor is faulty and needs to be repaired or replaced.
3.If other monitors are not properly displayed, it may be that the computer is faulty and needs to be repaired or replaced.
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It could be due to the following reasons:
1.The power or data cable is loose or damaged. Please check that the power and data cables are securely connected, and if there is damage, replace them.
2.Faulty display. Try connecting your monitor to another computer, if it still doesn't work, it might be a malfunctioning monitor.
3.Graphics card failure. Try connecting your monitor to another computer, if it works, it may be a graphics card malfunction.
4.Operating system failure. Try restarting your PC, if it still doesn't work, it may be an operating system failure.
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It may be caused by loose or aging cables between the monitor and the main unit. It can also be caused by poor contact between the power socket and the power plug. It's also possible that there is a lot of dust on the motherboard, and the monitor won't respond when the computer starts.
Suggested workaround:
1. If there is a problem with the connection cable between the monitor and the host, you can replace the connection cable between the monitor and the host, or plug the plug back in.
2. If there is a problem with the power socket, you can replace a high-power power socket to solve the problem that the display does not respond after starting.
3. After turning on the host, if it is dust that causes the problem, it can be cleaned up in time.
4. When the memory of the computer is loose or snapped, you can clean up the memory, or contact the maintenance personnel to replace the memory. After replacement, put the memory modules back on the motherboard in turn, bring the panel of the main chassis, and tighten the main screws, so that the problem of the monitor not responding after booting can be solved.
Discharge the BIOS battery (restore the BIOS factory defaults) It is recommended to plug and unplug the graphics card and memory, clean it up, and polish the gold finger of the graphics card and memory. >>>More
Summary. The boot display shows no signal, but the host has lit up Hello, I'm happy to answer for you, < >>>More
This is caused by the monitor cable not being installed, it may be loose, or the computer is not entering the system. It is recommended to reinstall the monitor data cable, if it still can't be displayed, observe for a few minutes, and still can't enter the system, it may be a system crash, and you need to reinstall the system.
If there is an English letter, it is not a black screen, what is the English letter that appears, and it can be translated to solve the problem by operating according to the requirements of the computer, and the general prompt is that the operating system cannot be found, or you need to press a specific key to enter the system.
Sometimes there is such a problem on the computer, my graphics card has a similar situation, I conclude that it is because the graphics card is not plugged in properly, or the power supply system is aging, or the hard disk cable is not plugged in properly. Or you leave it for two days and don't use it, and it will be fine after two days. >>>More