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The case doesn't leak electricity, that's static electricity, and if this happens often, you'd better deal with it, because static electricity can burn out your hardware.
Solution: It is best to use Belle Franc, spray a small amount on the chassis, and then wipe it with a dry rag, which not only cleans the chassis, but also eliminates static electricity, killing two birds with one stone.
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The chassis is leaking. You can try.
Place the chassis on the ground.
If it's a newly installed host, you can get the point where you installed the machine and call him to disassemble it and install it for you again.
Generally speaking, the voltage inside the chassis is very low.
It usually doesn't hurt.
It's just a numb hand when the hand touches it.
Don't worry about damaging your hardware.
If it's just a long-term leakage.
There may be some issues with the host.
You'd better fix it as soon as possible.
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Generally, no, unless the device is sensitive to static electricity or the environment in which your device is used is prone to static electricity. You can try grounding your device. The grounding method can choose the anti-theft net of the window or install the ground row on the wall, and the ground row installation should be in contact with the steel bar in the wall.
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This is a good solution, just pull a wire from the chassis to a place with iron, such as a water pipe, or an anti-theft window, so that it will not be powered to yourself, it is normal to have static electricity on the chassis, but the static electricity is not discharged in time, and if it accumulates too much, it will affect the use of the computer and even damage the hardware.
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It won't have any effect on the hardware, and it's okay to do it, but if you touch the chassis with wet hands, you'll feel electrocuted again.
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It doesn't have an effect, it's static electricity, and it's not in direct contact with the hardware.
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There will be no impact on hardware.
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No, it's better to get a protective film, yours doesn't have it? It's weird.
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Didn't unplug the power. No.
If there is no ground wire, this situation is normal, and this is not static electricity either.
2.This is due to the design of the chassis power supply, if you have a multimeter, one end of my hand (bare feet), one end connected to the chassis, you will magically find that the voltage is just half of 220V 110V, this is due to the design of the switching power supply, the live wire and the neutral line and the ground (shell) have a same circuit.
3.The short-circuit current of the case to the ground is <6mA, which is safe, and the entire chassis is electrified, but the paint makes you unable to touch it.
4.In fact, there is no problem with the use, but in the wet season, people may feel numb.
5.Find a wire (regardless of thickness) to connect it to the water pipe or anti-theft net (as long as it is a longer fixed fixed on the wall, but it is too shallow to nail it down, we are not engaged in protective grounding, and the requirements do not need to be too strict).
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If the chassis leaks, it is generally not harmful to the computer.
According to the description, this is not leakage, there are various high and low frequency radiation in the chassis, and the chassis metal shell itself blocks and absorbs these radiations, when the chassis shell is grounded, the induced current generated by these radiation will be released, if it is not grounded, it will accumulate to produce induced voltage, because its current is very small, so the human body will be released through the human body after touching, which is not harmful to the human body, and has a greater impact on the accessories in the chassis.
However, under normal circumstances, the metal shell of the chassis will not directly touch the internal accessories, so it will not directly damage the accessories, and the power plug must be removed when repairing the computer, the general human body will first touch the chassis, and the induced voltage will also be released, so it will not cause damage to the internal accessories.
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It's nothing, it's just inductive electricity, you just need to keep your shoes not wet and touch it casually, my computer 17 flat screen is static, and your shoes will be wet when they are wet.
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Generally, the chassis is grounded, which may be grounded in your dormitory plug and your socket is not grounded, and carefully check that the socket is not grounded, which will affect the service life of the motherboard.
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That's static electricity, especially in the winter when it's particularly strong, so it's recommended to wash your hands before operating the machine.
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This is not a leakage.
There are various high and low frequency radiations inside the chassis, which are blocked and absorbed by the chassis metal housing itself.
When the chassis enclosure is grounded, the induced currents generated by these radiations are released, and if they are not grounded, they accumulate to produce the induced voltage.
Because its current is very small, it will be released through the human body after being touched, which is not harmful to the human body, but has a greater impact on the accessories in the chassis.
However, under normal circumstances, the metal shell of the case will not directly touch the internal accessories, so it will not directly damage the accessories, and the power plug must be unplugged when repairing the computer, and the general human body will touch the chassis first, and the induced voltage will also be released.
Therefore, it will not cause damage to the internal fittings.
When you turn off the power and the voltage can be measured with an electrometer, then it is recommended that you try to swap the 2 plug-in pins of the power plug.
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It's only a little harmful to you, so why don't you take the ground wire, it's already terrible to have static electricity.
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There must be harm, but it's not big, I'm afraid you'll be electrocuted.
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Some accessories may be burned, and it is better to ground the wire!
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1.Causes of computer chassis electrification: Computer chassis is electrified, which is a very common phenomenon.
Because the computer power supply of Hewu is a new type of switching power supply, it cancels the traditional transformer step-down, and adjusts the output voltage by changing the on-on and off-time of the switch, which is a new, high-efficiency, low-volume, light-weight power supply. However, since there is no conventional power transformer to separate the mains power from the load, the internal input part of the power supply is "thermoelectric". The output part is isolated by a switching transformer, so it is "cold ground", but because the power supply is in the working state of high voltage, high flat frequency and high power, it will inevitably produce strong static electricity, and the electric tester is used to test the liveness.
However, because the current carried in the chassis is very small, it is generally not dangerous.
2.Solutions for live computer cases: The following are used flexibly.
1. First of all, see whether the three-wire socket and the three-wire plug are connected correctly, and whether the common ground wire, the live wire (i.e. phase wire) of the power supply, and the neutral wire of the electrical return source are correctly connected. (The power supply usually has an imaginary ground terminal, and the voltage at this point is considered to be zero, and most power supplies are negative as the reference ground, so the switch is connected to the positive end of the power supply.)
If the positive terminal of the power supply is set to ground, the switch may be connected to the negative terminal of the power supply. Household electricity 220V AC bar, this is not divided into positive and negative poles, only zero, live wire, generally connected to the live wire. )
2.Open your own case lid. Look at it should be so dirty.
Use a brush (gently sweeping) or a pump (one person to pump, one person to blow) to remove the dust from the computer. (Be careful not to damage the components of the motherboard with too much force) The most important thing is to clear the power box and the vicinity. (You can use a pump and a brush together).
3.If the above method. Still not working, it's a problem with your motherboard and power supply. In your case, it's 220V. It's mostly a problem with your power supply. If you are a DIY expert, you can add a few insulating pads to the motherboard.
It can't be solved anymore. You're going to have to dismantle the power supply. Take the power supply apart and clean it up. It can't be solved anymore. It's going to cost money......Find a new power box and try it.
4. Some users use ordinary lighting electricity at home, only live wire and neutral wire, and no grounding wire, then the three-head socket does not work, it is recommended to use metal wires, the chassis metal outsiders are connected to the earth, some people connect the chassis with water pipes, etc., it is not recommended to use this method, if the power leakage phenomenon really occurs, it is more dangerous.
5. Find a wire, connect one end to your chassis, and the other end to a metal pipe, and bury it in the ground (the safest).
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Case leakage refers to the leakage of current in a computer case or its internal parts. Here are some of the reasons that can cause a leak in your case:
1.Power supply question: There is a fault in the power supply itself or the grounding wire of the power supply is in poor contact, resulting in current leakage.
2.Battery problems: If there is an abnormality in the battery, such as a CMOS battery, it may cause current leakage.
3.Aging of components: Prolonged use of internal parts leads to aging and breakage, such as damage to capacitors, which may cause leakage.
4.Incorrect installation: Incorrect installation of the computer's internal parts, such as poor contact of the virtual rock power cord or data cable, may lead to current leakage.
5.Design flaws: Some chassis or components may have design or manufacturing flaws that increase the likelihood of current leakage.
It is important to note that chassis leakage can pose a risk to the user's computer and personal safety. If there is a suspicion that there is a leakage problem in the chassis, it should be stopped immediately and handed over to a professional maintenance personnel for diagnosis and repair.
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It doesn't hurt much to the computer hardware, but leakage is not a trivial matter, and it must be solved quickly, or it will be troublesome if the electricity reaches people.
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Originally, the computer needs to be grounded. There is no grounding, and it is very normal to have electricity.
The voltage of the pen needs to be relatively high to be bright.
One of my classmates was not connected to the ground because of the cheap used in the socket, and the original CRT display capacitor exploded 2 times.
My home computer has never leaked. I've already changed N sets back and forth.
From the earliest C4 466, AMD Athlon™ 2600+, AMD Sempron 2200+, AMD Athlonon 3000+, AMD X2 3600+, AMD X2 5000+, Pentium D 915, AMD FX5000, i5 2500K. None of them leaked.
Don't neglect grounding, it can cause a lot of unforeseen problems.
All you need to do is plug in the ground wire and you're good to go.
In addition, the grounding of many power supplies is connected to the metal casing of the power supply, and then transmitted by the ground wire.
If you are not connected to ground, then the chassis and the power supply are tightly locked together, and they will naturally be electrified. Makes that clear, right?
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The electricity in the chassis is through the power supply, and the voltage is very low, how can it be possible to make the 220V AC voltage tester light up? If you could get him to turn on the lights, you'd already be flying far away.
Ground jack has a reflection? The ground jack is directly connected to the ground, there is no access at all, it must be that you have a problem with the power strip.
Chassis leakage is best to disassemble the machine to check the dust and insulation of the outer layer of the power supply. Take care to clean the motherboard to avoid burning out. Short circuit.
The normal circuit is alternating current to the computer, forming a network computer shell, plug board, ground hole. Generally, the power cord has a ground wire on it.
The ground wire of the plug-in board at home is not the neutral wire, the neutral wire is the ground wire that must be returned to the power supply station, and the ground wire is just the grounding of the machine shell.
So the triangular plug plate is the live wire, the neutral wire, and the ground wire three holes.
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The ground wire is not just connected to the ground, especially in buildings, which is a steel sheet that is several meters deep into the ground wire. Never connect to a galvanized water pipe. Experts say that the chassis is allowed to carry microelectricity.
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The main unit uses a three-plug power cord. So it's good to choose a socket for grounding.
The shell leaks because the wiring of your house is not grounded, and the stinky one asks that it may be a problem with the power supply, and it is best to buy a better power supply.
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