electricity

I have online UPS with PC attached to it So the UPS is telling me that my input frequency is 40-45hz with peeping sound. And my online UPS start taking power from batteries But that is not the problem. The problem is I have two other PCs that is not connect to UPS Does that frequency damage...

Hello, I need help with the electrical connections to finish the installation of a ceiling fan. I attach photos and the installation manual that I read, but I don't want to risk it without asking first. I need to connect the Fan with the white box (Speed Regulator) and end up in a socket. I...

So I tried to push my power cord into the wall outlet and saw electrical sparks. Then the cord came out and I put it back in but sparks came out again so I quickly took it out, but the power switch wasn't turned off. After switching to another wall outlet, this time with my switch off, I turned...

My PC (with an RTX 3080 OC card) and four other cords drawing power to different things are plugged into a decent sized surge protector. The cord from the surge protector was plugged into an outlet on the opposite side of my room and when I tried to make sure it was plugged in all the way...

So im having annoying issue where everything seems to be stuttering even at desktop, i tried dragging my cursor and it feels choppy even at low end games where my fps was SOLID 60 FPS no Drops whatsoever but the gameplay was so stuttery Panning around the game. i found someone with the same...

So I run a 13700k witha 4070ti and an 850 atx 3.0 psu from corsair, in my room I have a mini fridge that causes the main monitor "benq xr 3501" flickers to black for 0.5 seconds and goes back to normal. let me paint the full picture so that anyone with experience might help me out, my pc was...

I've had this issue previously except I didn't have a UPS, but now I do and this still happens, albeit not as often. The monitor and PC are both connected directly to the ups. The UPS is connected directly to the wall. When the air conditioner makes a clicking noise the monitor goes blank for a...

I won't have to pull the plug, my wall has an electrical switch that can cut power to the wall socket that is connected to my devices. I'm asking this because, recently my psu and mobo died and someone said it's because of my habit of killing the power to wall socket after every use. Usually...

I was planning on getting this lambswool feather duster for my room as well as dusting the outside of my laptop, is it safe? Do these dusters build up a significant amount of static electricity, and if they do is it ok for it to discharge on the laptop from the outside? What if it's powered on...

Hello everyone, I'm planning on doing a custom pc switch that is similar to a racing car Ignition Switch Panel. it requires a little help from an electrician, so I thought why not ask those who are familiar with electricity. To my Electrical engineers or those who are aware of electrical systems...

I'm a newbie when it comes to pc parts and electricityt stuffs, and would like to ask (1) why do I sometimes get shocked when I touch my PC case, and sometimes not? I noticed that I often GET SHOCKED when I touch my PC case and/or other metal parts when IT IS NOT ON, BUT PLUGGED IN, and I DON'T...

I've put this chain in my pc case for a couple hours now and I'm kinda worried tbh. Nothing has happened yet but I feel like it might? One side of the chain is locked on some random place in the back of the case and the other side is locked on the aio pipe, fitting just perfectly without...

Hello guys. Excuse me for my English, I am making this post using google translate. Ive just got my new UPS (model CP1500EPFCLCD CyberPower) and i need some help with connection it with pc, monitor and speakers. Key question : Is it safe to connect PC and monitor to UPS, and leave speakers...

Title says it, if a power supply is a 750, 950 or 1000 watt power supply, does that mean it pulls out that much power from the wall? To my knowledge I think it's not (correct me if I'm wrong) but if it doesn't then, how much power does a computer usually pull out from the wall?

So I dont know much about power/voltages and all that, and this may be an easy fix but I am currently lost. PSU - Seasonic 520w S12II series 80+ Bronze GPU - RX 580 8GB CPU - Ryzen 5 3600 Mobo - X470 Gaming Pro Recently we have been having regular power outages (South Africa), and my family...

I live in an old apartment built during the Soviet Era. The wiring has not changed since then and the voltage in the apartment is constantly fluctuating. I'm not an electrician and I don't have a multimeter to measure the intensity of fluctuations but the light bulbs are noticeably dimming. I'm...

Yesterday I had to leave on a rush and right before I left, my computer was running and electricity went out. I thought it was gonna stay off but as I exited the house it came back instantly which caused the computer to boot up again (I didn't have enough time to shut it down so I just left)...

Hi, I’ve this problem with static electricity and my newly purchased desktop. Question: Might a PC being overly sensitive to static electricity be indicative of poor workmanship/design? I’m within the return period and it’s the 2nd in this household (same exact make and model) with the same...

I am not sure if this forum is the right place to ask this question but i saw some similar posts so here goes: In my long-ongoing quest to understand how a computer works, I recently watched a lot of videos on pcb design and VRMs. As far as I understand it, the exclusive task of VRMs is to...

I recently upgraded my CPU to a Ryzen 3700X, and I bought new memory (G.Skill 3600 2x8GB) to go along with it. Everything works fine, as best I can tell. However, I now often touch my keyboard for the first time after leaving it for several minutes (or hours) and get a light electrostatic shock...

I'll try to be as detailed as possible on this but I don't know a single thing about electricity so I apologize if I miss on any information. I've got a PC which only has one aux port, which means that whenever I want to use my headset, I have to disconnect my speakers from the PC, but now I've...

Just after the start of the corona lockdown, I decided to finally upgrade my pc and my girlfriend hopped on the train and I helped her upgrade her system too. Now when I say upgrade, i mean an entirely new system. So my pc works fine. I built it, and I built hers. I have built many PC's before...

So for awhile now I've been getting these game stutters while playing online in battle royale games, or games with heavy loading and many people in it. Thought it was my PC, but it happens on PS4. I bought an entirely new PC just to test and return it, still happens. I thought it was my...

So we had a problem with the electricity in our house. Pretty much all of my roommates had electricity, while I didn't have. We called a technician, he came and saw that in our electronic board, one of the fuses was ruined and the issue has spread to 2 others. He fixed it, he put new protectors...

Hello, I've been experiencing a weird issue for some time now since moving to my new apartement. I'll try my best to explain it as detailed and as best as possible, please bear in mind that I do not have any or atleast very little knowledge about electricity. Mainly, what I'm experiencing is...

Hello everybody, so i've been experiencing a weird and also a big problem concerning my house electricity. Sometimes, when i turn my pc on Everything is going well and nothing happened and also sometimes it causing power outage(circuit breaker tripped) at my 2nd floor (the circuit breaker is...

Hi, I was looking for some advice for my laptop which has stopped working, which I'd been using until suddenly the laptops power supply would started flashing green instead of staying a solid green, and when plugged into the laptop, the charging port would immediately start smoking, at one point...

Hello, If you are a professional, this problem will be a great challenge for you, stick till the end, I promise there is no easy solution, I know I tried ;) So my problems is a continues problem since I built my system in 2014 (yea yea, a loooong time ago, I know), I don't need much from my PC...

I want to buy two automatic voltage regulator (AVR) 2.4KVA - 2.4 Kw to protect the following UPS No-Breaks: One that has the following input specs in it's label: 220V/18A=3960W Another one that has this input specs in it's label: 120V/24A=2880W The question is: If I buy an automatic voltage...

Hello... plz help. First of all, sorry for the broken english, I haven't written much in english recently and I don't know most of the tech terms but I'll make a great effort to make it readable. I have a very specific issue. At the place i work with, one of those thingies called Uninterruptible...

I suspect it might be my highly sensitive PSU, but i might be wrong. As the title says, my PC restarts when I change certain things. For example: 1. Back in my old room, every time I turn on the lights, my PC would restart. I suspected the problem was with my room light, so I went to an...

I just finished building a PC which boots and runs and works correctly so far using a gigabyte Z390 motherboard: As you can see from the schematic, the motherboard has two CPU power plugs, a 2x2 12V and a 2x4 12V. When I first built the PC and saw the schematic I read it as “plug in one 12V...

Hi there, I am in need of some help and I just can't figure this one out. For several years now I have been dealing with mouse problems. Double clicking and even clicks that don't register. My husband's and I's computer are on the same outlet for our computers. We both also use surge protectors...

Hello everyone, I bought amd rx570 graphic card and highpower 600w psu last week. This morning electricity went off and came back in 5 mins. I turned on the computer. When things move on the screen colors are mixing. I tried to reinstall the driver but it becomes same when i reinstall. Did my...

I want to be able to make 17 volts and 5-10 amps. I have a 12 volt lead-acid battery and a 12 volt to 5 volt transformer that can handle about 30 amps. If I power the transformer with the battery, can I connect the output of the transformer and the same battery in series to get 17 volts? Thanks...

I have every component needed except my case and that’ll take 4-7 days to come in the mail so I was wondering if I could use my asus rog crosshair vii hero motherboard case and just run it on that until the case comes?

So, i got a new computer which has an on/off switch on the psu, so i was wondering, when i shut off my computer and i need to unplug it (thunder storm,installing a component in it etc) should i first switch off the psu whenever i unplug it or should i just unplug it after i shut it down, i have...

Recently, While I was playing a game called Ark: Survival Evolved, my APC UPS made the noise that it makes while there is no electricity for 2-3 seconds, and it returned to normal but my PC shut down and restarted. Once more after that, I started Discord and the game. And after a few minutes...

Not sure how to delete this or mark as solved but I figured it out with more research and it looks like I am fine to use the stronger adapter. So I have this HP pavilion 32q monitor from a room mate but after weeks of searching we cant find the power cord anywhere. It is 27 inch, 1440p and...

So I have a basic understanding on how grounding works... You install PSU in the case, plug it to the outlet with the PSU switch turned OFF... except in my scenario, I'll be plugging the PSU in a surge protector board with a switch on it... and then to the wall outlet... which ALSO has a switch...