When humans are shocked by electricity from malfunctioning hardware

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Electronics Board Debugging [migrated]

I have a board with 2 input voltages; one of them is 5V and another is 12V. I set 12V adapter to 5V absolutely in a wrong way. so I've found myself in a big problem. hope you guys help me to fix it ...
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0answers
40 views

Earbuds plugged into PC shock me and Monitor flickers

I have these semi-old working earbuds that I plug into my PC, either in the front port or directly into the motherboard via port at the back of the PC. No matter which of these it is plugged into, ...
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2answers
174 views

Electric shocks from tip of laptop charger and laptop case - how to safely test if it's a bad charger or a bad outlet?

I've recently started consistently getting electric shocks from either touching the tip of my laptop charger while it's plugged in, or from touching the metal rim of the laptop while it's charging. ...
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1answer
144 views

How to discharge static electricity

I'm building a new PC. I never cared about grounding myself because I've never had problems, but this time I don't want to take any risks. This is a new PC that doesn't have a power supply installed ...
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0answers
39 views

I am getting small shock on my laptop's metal part when i connect to WLAN Ethernet

I use a cat 5e, 4 pairs, UTP cable using T-568 B standards. when i connect this wan cable provided by my ISP (my ISP don't need any Modem it's a direct digital) in my Dell xps 15R L502X (early 2011) ...
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1answer
146 views

Lenovo B50-70 Electric Shock when touching VGA port , when plugged to AC [duplicate]

Recently bought Lenovo B50-70 (2 days), connected it to AC with three pin adapter given. Accidently touched the vga port and I got a serious jolt. Vga Ports are OK. When using on battery I don't have ...
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1answer
443 views

Case/PSU grounding, static causing reboot

I built a machine for work recently that is displaying two distinct characteristics. One: Yesterday, I was able to shuffle feet on our carpet, touch the front of the case, arc static, and the machine ...
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3answers
213 views

Can I get a shock from 12v hologen bulbs? [closed]

In my kitchen I have some cabinets with 10w, 12v halogen bulbs (i have no idea what those numbers mean, I'm just reading it out as its marked on the bulbs - all I generally know is higher the watts - ...
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2answers
7k views

How to Earth (ground electrically) my laptop

My computer zaps me with strong zaps which can get quite annoying. So I need a way to Earth (ground electrically)my laptop. Is there any danger (for me or my laptop) in connecting a crocodile clip ...
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2answers
2k views

Is it safe to use a laptop with a dropped screw somewhere in the motherboard? [duplicate]

I had to completely disassemble a laptop to get at the hard drive. While I was taking the screws out, I dropped one into the closed part of the laptop that can't be accessed. The screw is floating ...
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1answer
1k views

There's a stray current flowing from my monitor through the VGA cable to the PC. Is this safe?

I have two monitors in my machine. One is an old LCS samsung monitor. Recently, I started to hear a small hum in my speakers (subwoofer) and replaced them. The new one also got the issues then I found ...
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1answer
897 views

Power to VAIO laptop ports while plugged in

I have VAIO E series (SVE) laptop. While charger plugged in, touching VGA/HDMI/USB port metal casing gives me burning sensation. So, I checked it with voltmeter and I found that while plugged in there ...
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1answer
696 views

Repeated Static Shock From New Rack Server

I recently bought a single rack server, but I often get shocked when I touch the full-metal case. It seems to take 20-30 minutes to "charge" between shocks, but I'm not enthusiastic about testing that ...
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0answers
30 views

Monitor signal cable electrify the whole case [duplicate]

Possible Duplicate: Electric shock with plugged in VGA cable I have this crt computer monitor with strange problem The signal cable (data cable) holds electricity when i connect the ...
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2answers
498 views

Electric shock when touching my networked installation (behind UPS)

Every time I touch my computer, the TV stand, the switch or when manipulating the shielded network cables if I touch my central heating (just next to the installation) I get an electric shock. If I ...
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1answer
2k views

VGA Cable gave me an Electric Shock when connecting a Projector to a Laptop

Yesterday I was trying to connect a Viewsonic Projector to my Samsung RC420 laptop... I followed this steps: I Plugged the Projector to a power source, in parallel I did the same thing with the ...
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3answers
38k views

Electric shock/mild vibrating sensation on MacBook Pro when charging

Every time I plug my MagSafe 2 power supply into an power outlet, this Mac's aluminum body gives me a mild vibrating sensation and sometimes an electric shock. After searching for info about my ...
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2answers
218 views

Thunderstorm killed my router power supply

During a thunderstorm I heard a loud PAF with a light from where all the computer wires are. The router (a D-Link DIR-615) doesn't work any more, I suppose its power supply is out of order. Not sure ...
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3answers
4k views

Dell Inspiron 15R gives electric shocks

I have had this laptop for just more than a year and never faced any problem with it until sometime back when I got a "tingling sensation" using the track pad, just around the edges. That happens only ...
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2answers
233 views

My New Dell Workstation T-7500 gives electric shock

Just bought Dell T-7500 Workstation. When installation technician came to Install the workstation, he got an electric shock when he touched the Start Button. He also got shock when he touched Front ...
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2answers
917 views

Safety of opening a PSU

In a question posted recently here on SU the answer came up saying to "Never open a power supply, it has no user servicable parts". Mine has a cable barely touching the PSU fan (I recon) and I ...
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6answers
10k views

Can touching any hardware inside a running PC be dangerous for you?

I'm curious, if all the hardware gets power from the PSU's DC power lines, which provide a max. voltage of 12V, can you get electrocuted by touching some of the hardware?
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2answers
4k views

Why is there electricity flowing through my VGA and other ports?

I am using Windows 7 on a Sony VAIO laptop. When I connected my PC to the charger, I felt a little electric shock when I touched the VGA and other ports. I tested with a current detector and found ...
4
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1answer
1k views

Electric shock with plugged in VGA cable [duplicate]

Possible Duplicate: Why would I get an electric shock from a VGA cable connected to an LCD monitor? Similar to this question I got shocked today with a new computer I just bought. How is ...
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3answers
4k views

Why would I get an electric shock from a VGA cable connected to an LCD monitor?

While arranging cables tonight to prepare to plant a new workstation, I got an electric shock from the VGA cable (that was hooked up to a seemingly good, yet older LCD monitor). Of course, when the ...
6
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2answers
2k views

Why does my PC sometimes power down when I shock myself on my desk?

I've always been cursed with the ability to develop a static charge very easily. It's never caused problems just sitting at my keyboard before. (I always discharge before I get inside to tinker) My ...