Q&A for How to Ground Yourself to Avoid Destroying a Computer with Electrostatic Discharge

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  • Question
    How can I permanently ground myself to avoid electric shock?
    Luigi Oppido
    Luigi Oppido
    Computer & Tech Specialist
    Luigi Oppido is the Owner and Operator of Pleasure Point Computers in Santa Cruz, California. Luigi has over 25 years of experience in general computer repair, data recovery, virus removal, and upgrades. He is also the host of the Computer Man Show! broadcasted on KSQD covering central California for over two years.
    Luigi Oppido
    Computer & Tech Specialist
    Expert Answer
    There are these grounding strips you can buy that go around your wrist that will basically make it impossible to cause an electric shock. That's going to be overkill for most people, but if you work with computer components, that's probably the best way to do it.
  • Question
    What kind of surface is best for working on a computer?
    Luigi Oppido
    Luigi Oppido
    Computer & Tech Specialist
    Luigi Oppido is the Owner and Operator of Pleasure Point Computers in Santa Cruz, California. Luigi has over 25 years of experience in general computer repair, data recovery, virus removal, and upgrades. He is also the host of the Computer Man Show! broadcasted on KSQD covering central California for over two years.
    Luigi Oppido
    Computer & Tech Specialist
    Expert Answer
    Hardwood or concrete is going to be good. Carpeting is going to be the worst option. If you're on a hard surface, make sure it's unpainted. Paint can often make it difficult to stay grounded.
  • Question
    Can you move around when you're working on a computer?
    Luigi Oppido
    Luigi Oppido
    Computer & Tech Specialist
    Luigi Oppido is the Owner and Operator of Pleasure Point Computers in Santa Cruz, California. Luigi has over 25 years of experience in general computer repair, data recovery, virus removal, and upgrades. He is also the host of the Computer Man Show! broadcasted on KSQD covering central California for over two years.
    Luigi Oppido
    Computer & Tech Specialist
    Expert Answer
    No, I really wouldn't do much walking or shuffling. Whenever I'm working on a computer, I make a conscious effort to keep my feet planted so that I'm not walking, shuffling, or dragging my feet.
  • Question
    Is grounding used to prevent electrostatic discharge or to make it safe?
    Community Answer
    Community Answer
    Grounding yourself does not strictly prevent electrostatic discharge, but instead, redirects the discharge away from your sensitive computer parts. Think of it this way -- electricity always 'wants' to find the fastest path to ground. Without grounding yourself, the electrical charge from your body will try to get to ground by going through your highly conductive computer parts, which can damage them. So, grounding yourself gives it a faster path than through your computer, protecting your parts from electrical damage.
  • Question
    What is the purpose of discharging yourself before touching computer parts?
    Community Answer
    Community Answer
    Some components are electrostatic sensitive - meaning they are so delicate, even the static electricity in a body can destroy them. It is for this reason we ground ourselves (so we have no static charge), then touch the components.
  • Question
    Do these methods always work, or sometimes do they fail?
    Community Answer
    Community Answer
    There is always a risk no matter what you do, but the more precautions you take, the smaller the likelihood of something going wrong becomes.
  • Question
    Theoretically, couldn't I just wrap a copper wire around my wrist and attach it to a grounded item?
    Community Answer
    Community Answer
    Yes, because as long as the copper wire provides as a route from your body to the ground, you have made yourself neutral and you can't give off an electric discharge.
  • Question
    Can I use cotton gloves to stop static shock?
    Community Answer
    Community Answer
    No, cotton gloves would make it worse, not better.
  • Question
    Would wearing rubber gloves, like dish-washing gloves, prevent unwanted electrical discharge.
    Community Answer
    Community Answer
    Yes, it would.
  • Question
    Can I use latex surgical gloves to work on my PC?
    Community Answer
    Community Answer
    No, these still allow electricity to pass through them. If you are worried about your skin oils or getting fingerprints on things, baby powder and gloves will work (baby powder to absorb sweat if present). Still use the grounding methods above.
  • Question
    My room is all carpet and my computer case is painted black. All of the metal on my desk is painted too! What should I do if I cannot ground myself at all?
    Community Answer
    Community Answer
    Wear rubber gloves, an ESD mat and band, and don’t wear socks, wool, or jewelry.
  • Question
    Would rubber gloves help?
    Community Answer
    Community Answer
    Yes. Rubber blocks the electricity from transferring from you to the computer.
  • Question
    Would hospital gloves work?
    Community Answer
    Community Answer
    As long as they are rubber or latex, then yes, they will work. Rubber blocks the electricity from transferring from you to the computer.
  • Question
    What do I do if the entire case is painted with no bare metal anywhere?
    Community Answer
    Community Answer
    Then it is very improbable that electricity will go through your computer, but it is highly recommended to ground yourself anyway. Better to be safe than sorry. Standing barefoot on the ground can prevent you from having to buy new components.
  • Question
    What if I just touch the earh thingy on my power outlet?
    Community Answer
    Community Answer
    That should work, but be careful when sticking anything into any outlet. Make sure you know which slot is ground.
  • Question
    Is it possible that I destroyed my graphics card with electrostatic discharge by removing it from my PC and then reinstalling it? The fan still blows, but it's not giving a signal to my monitor.
    Community Answer
    Community Answer
    If that's the case, you are out of luck, as there is no way to tell what part it shorted.
  • Question
    Can the charges go to one's body and damage it?
    Community Answer
    Community Answer
    Static electricity accumulated just by going about one's day is not in large enough amounts to be harmful.
  • Question
    To ground myself, do I need to have a metal object connecting me and the ground, or can I just directly touch the ground?
    peter king villagonzalo
    peter king villagonzalo
    Community Answer
    A metal object would do. You may need to do it again every few minutes while working on something.
  • Question
    Could I touch my laptop or my current PC to ground myself?
    Community Answer
    Community Answer
    Yes, provided the part of the laptop/PC that you are touching is unpainted metal.
  • Question
    So my case is an NZXT S340. Could I clip an anti static wristband to the case or screw, and also would working on a wooden kitchen table count as grounding yourself?
    Community Answer
    Community Answer
    Yes you can, and yes it would count as grounding yourself as provided you have yourself connected to an unpainted metal part of the case the case itself it should be enough to dissipate the static.
  • Question
    Does a plugged-in but turned-off power supply work for grounding?
    J
    J
    Community Answer
    Yes, this method is commonly used. It remains connected to the ground and won't dissipate, making it safer.
  • Question
    If I wear a cotton T-shirt and synthetic blend shorts, is it okay if the floor and table are wood?
    J
    J
    Community Answer
    It should be okay, as it generally doesn't matter. Just make sure to touch a grounded object to discharge any static electricity.
  • Question
    Is it okay to build a computer on a glass table?
    J
    J
    Community Answer
    Building on a glass table is generally safe, as glass does not conduct electricity. You should still take standard precautions against static electricity.
  • Question
    I heard that you can touch your power supply every few minutes while it is plugged in and powered off. Will this ground me?
    J
    J
    Community Answer
    It doesn't ground you. It just dissipates difference in charge, which is what you want. Make sure it's plugged in.
  • Question
    What if we have a new PC case, fresh out of the packaging, that is not connected to ground in any way? Would touching its metal prevent us from building up a static charge (to protect our components)
    Community Answer
    Community Answer
    No. That works only if the power supply is connected to an electrical outlet (and is thus grounded).
  • Question
    I get static shocks from my home desk every other day. If I cellotape some wire from the wall to the desk, would that keep it grounded?
    Community Answer
    Community Answer
    Yes, if it keeps you connected to ground. it should work in preventing you from getting static shock.
  • Question
    Can I just put my foot on a grounded surface? Would it work?
    J
    J
    Community Answer
    No, that's worse. That's allowing the current to go through you.
  • Question
    Would this work better barefoot or with rubber soles on?
    J
    J
    Community Answer
    They're actually both the same in effect. Yeah, it is different because the rubber souls prevent you from being grounded so the current will go through you. Whereas the barefoot will prevent you from getting any charges.
  • Question
    Will only using an anti-static wristband work, or do I also need an anti-static work mat?
    Community Answer
    Community Answer
    This is a matter of personal preference, though either of them should work.
  • Question
    I have an ESD kit, which includes an ESD safe mat with grounding cord and wrist band. Do I need to worry about where I am standing or sitting?
    Community Answer
    Community Answer
    Not really. Those items should be plenty.
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