A power supply is an electronic device that supplies electric power to another device, such as a computer, monitor or printer. This is achieved by converting wall power (or mains power) to a lower voltage, and in most cases also from AC to DC. Most power supplies also provide protection from ...

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27 views

Inconsistent startup issues

My computer crashed yesterday, and I was not able to start it up again until this morning. I tried yesterday for about two hours. When I pushed the power button, the fans would start up briefly, then ...
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18 views

Need upgrade advise [on hold]

Good morning all. Newbie here Anyways, my question is this. I had the following setup : 3.20GHZ Pentium Processor (LGA775) 3GB Ram DDR2 1GB Graphics card Asus 300W Power supply (query relating to ...
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0answers
17 views

Cutoff Charger power when it reaches threshhold and reconnect power when below a threshhold

I would not believe if no such thing exist. How can i Cutoff Charger power when it reaches threshhold and reconnect power when below a threshhold? To be noted, the charged remain connected to laptop ...
1
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1answer
28 views

Graphic card connected but bios shows as empty slot

I build computer and i plugged graphic card (MSI Radeon R9 270X) to motherboard (MSI H81M-P33) and connect this to power supply (Corsair VS450) 2x6 pins but BIOS does not detect graphic card in PCI-E ...
1
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1answer
15 views

Modular Power supply, using other types of modular cables?

I have a corsair cx600 modular Power supply. I ordered from a company corsair cx500 modular cable by mistake.( a 6pin male to 6pin male cable) This was so I could connect my new GPU, a small form ...
2
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1answer
29 views

Can low voltage damage laptop or it's battery?

Sometimes I get very low voltage in my house. I am worried if I connect my laptop charger to the socket, will it damage the charger, battery or the laptop itself?
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1answer
17 views

Power Adaptor Compatibility

my Sony Vaio Power Adaptor broke today and i wondering if i could replace the broken one with the Adaptor from my older Vaio, here are the specs : Broken Adaptor : VGP-AC19V54 Old Adaptor : ...
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2answers
19 views

Random shutdown on aspire 4935G

(on AC(with battery plugged) or AC only) the laptop just random shutdown without any notice when.. -left idle for some time -but this problem don't happen when the cpu busy like playing games,or ...
0
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1answer
26 views

ATX Dell PSU to Offical ATX 2.0 spec pinout

Hey all I am using an old Dell Precision R5400 which has the 750w hot swap-able power supply. Problem being, since its a dell, the ATX pin layout is different than that of a normal, standard ATX 2.0 ...
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2answers
33 views

Accidentally plugged 6+2 PCIe into ATX 12V port, is everything damaged?

I haven't done a build in a long time and today just plugged the 6+2 PCIe into the ATX 12V port (why, given the simplicity of keying these plugs of this format, especially when a mistake can lead to ...
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2answers
52 views

Computer Randomly Powers Off. What's The Cause?

I upgraded my computer a month or two ago now and now every so often, my computer will randomly shutdown (and then restart after about 5 seconds). To clarify, it usually shuts down when coming out of ...
0
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1answer
45 views

How to determine if there is enough power supply wattage for a video card?

I'm a complete newbie to computers. I recently found a graphics card that takes a 300 watt power source and I don't wish to spend $150 dollars on something that won't work or will break my computer. ...
0
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1answer
34 views

Fried my motherboard/PSU?

I was experimenting with making a custom switch to start my computer, and I was using an LED toggle switch (I know now it's supposed to be a momentary) that needed 12v power for the light. ...
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0answers
27 views

Laptop not charging when running OS/BIOS, charges when off

I am facing this problem in my laptop since last 3 days or so. Make : HP Envy Touchsmart 15 (Core i7, 4700MQ), approx 1.5 years old. The problem is that whenever I am running any OS (Win/Ubuntu), ...
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0answers
21 views

Second PSU shuts down by itself under load

i have 2 PSU one 650watt to hold my i7-2600k 2hdd's and 1(out of 2) r9 290,the second PSU is 340watt and has only my second r9 290.When i load a game then the second psu shuts down and i get a bsod ...
0
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1answer
42 views

PC restarts on power outtage despite having a UPS

Unfortunately where I live I do not have 24/7 electricity. My new PC rig which is considered to be a high-end(gaming) system is connected to a brand new APS/UPS that have these specs: DC-AC ...
2
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0answers
36 views

Testing my PSU, and GPU

Bit of a complicated situation people.. But my main question is my PC seems to be running on my psu but it has a problem with my graphics card. It needs two six pins to run it.. The card runs on my ...
1
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2answers
55 views

PC black screen and fast fans

so I've had big issues with my computer for about 2 months now. After 2 years, my video card seemingly died, so I bought a 280x as a replacement. Well after 2 months, if supposedly failed as well, so ...
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1answer
44 views

Graphics card possible power issue

I had an nVidia GTS 8800 that stopped working suddenly. I thought the card had just died so I purchased a Sapphire Dual-X R9 280X 3GB GDDR5 card to replace it. The new card does not work either. ...
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0answers
29 views

Can PSU force my PC to restart?

I recently had a problem where my PC restarts after watching Twitch channels or playing games. It looks like PC lost power and then booted back up. My specs are: CPU: Intel i5 3570K @ 3.9ghz [OC'ed] ...
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0answers
39 views

Is it a PSU or motherboard failure? Or something else?

My desktop computer suddenly stopped working today. When it happened, the fuse in the house was also knocked off. After switching it back on, I tried to turn the computer back on but nothing happened ...
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0answers
49 views

Laptop won't start properly after I spilled water on my laptop?

Usual story: accidentally spilled water (just water, thankfully!) on my laptop - dried it out as best I could, left it overnight in front of a fan to drain and then the next day, took it apart to see ...
1
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1answer
54 views

Power supply unit for Intel server motherboard S1200v3RPS with Xeon E3 processor. 5-pin aux power cable missing

I am trying to put a server together to install Ubuntu. I bought an Intel S1200v3RPS motherboard and plugged an Intel Xeon E3 processor on it. I purchased a 1U chassis from Supermicro with a ...
2
votes
1answer
33 views

my power supply died dramatically; is it safe to simply replace it? [duplicate]

my power supply died last night rather spectacularly: blue sparks, popping sounds, a smell of burning plastic. the computer shut down, then tried to start itself up again, and sparked and popped some ...
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2answers
40 views

my PC isn't reacting to the power button & not displaying anything

i've moved to another house , and today i just plugged in my pc's power cable ,then my pc (HP COMPAQ desktop) turned on as if i pressed the power button) ,but it doesn't show anything on the monitor ...
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24 views

Intermittent game controller .

I use a Logitech Extreme 3D Pro joystick (wired USB) to play TrackMania and recently bought two new ones (for two locations) but since connecting them I have noticed that when using button 0 (main ...
1
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0answers
42 views

ASUS Anti-Surge Protection? [closed]

Recently built a new PC, here are the specs: MB: ASUS Z97-A PSU: Corsair CX600M CPU: 4690K GPU: Gigabyte GTX 970 G1 Gaming SSD: Samsung 120GB 850 HDD: WD Caviar Blue 1TB RAM: 2x4GB HyperX ...
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1answer
58 views

Why does laptop's battery drain only when I am playing Minecraft?

I got a new power supply/cord for my Asus N550JV-CN191H, after my old one tore. The new one works fine, and the power indicator (Ubuntu 14.04) shows that the battery is charging, except when I play ...
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votes
1answer
19 views

Is it necessary to use multiple PSUs?

I recently bought a used Server (hp proliant dl580 g5) for home use. It has two Power Supply Units. Is it necessary that I have to power up both in order to use it or can I simply ignore one and use ...
0
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0answers
29 views

Headphone Jack Messed Up Audio [possibly jack power supply?]

I'll get right to it: When using earbuds (plugged only into my laptop's dedicated headphone jack), the sound coming out is distorted. Sound cuts in and out and has a strange "echo"-like effect ...
1
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0answers
27 views

Power issue, turned off once will not turn back on [closed]

I have had this computer for less than a year, but I built it. It is my first rig. The computer has been performing well-- very well in fact, but just earlier today I tried shutting it off from the ...
0
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1answer
24 views

Laptop turned off without charged

I have a Asus N55SF laptop, and always when I unplug my device from the charger it immediately shuts down - the battery decreases from 100% to 1% in few seconds. Perhaps the problem is with my i7 ...
1
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0answers
48 views

PC shutting down every 30 minutes

I changed my graphics card and PSU today (went from 650Ti to GTX 770 and Thermaltake PurePower 430W to OCZ GameXStream 600W). I plugged these components in, at first I didn't fit the 20+4 pin ...
0
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2answers
39 views

computer suddenly loses power: no event of the shutdown [closed]

I'm looking for some diagnostic advice. computer was assembled 2 years ago, no issues since. symptoms: computer randomly loses power (usually happens in 2's. IE computer suddenly loses power. I ...
0
votes
1answer
49 views

Is it possible to power a SATA drive from an 8-pin PCIe power connector?

I have a Dell Precision T3610 workstation that currently has two 3.5" SATA HDDs installed, and I'd like to add two more 2.5" disks in a hot-swap bay. I have two free SATA ports, but I'm struggling to ...
1
vote
2answers
60 views

Computer turns on fine every day except Sunday. (Maybe due to not using it for a while?)

For over a month, I have come home from a Saturday 16-hour shift on Sunday morning to find that my computer won't turn on. Every day of the week besides that one, the computer runs flawlessly. I ...
1
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0answers
25 views

PC gets powered up only sometimes [closed]

This is one of the most bizarre hardware problems I have ever had, since the 80486 days. Perfectly working PC with a Gigabyte UD2-P55M and an i7, Kamariki IV power supply. I go away for 10 days ...
1
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2answers
20 views

Existing power supply supported by new motherboard

Essentially, I'd like to confirm that my Silencer 750W Crossfire power supply is supported by the Asus Z97-A. The motherboard states 24-pin EATX Power connector: ...
0
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0answers
24 views

Can a PCI-E cable that splits into two…be used on different PCI-E devices?

The way my Seasonic X-1250 PCI-E cables are designed is... There's one end which is a single cable with a 12 hole connector...that goes into the PCI-E port on my power supply. But then the other end ...
1
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0answers
42 views

Computer crashing when I play games

Specs: Intel Core i7-3930k Corsair H70 CPU Water Cooler 16Gb DDR3 G.Skill 4x4Gb 1600Mh 120Gb Intel 520 Series SSD 2Tb WD Caviar Green WD20EARX SATA 6Gb/s 64mb Cache SATA3 AMD Radeon R9 ...
0
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0answers
20 views

Just curious about these pcie cables that comes with these power supplies

My corsair 850 died on me but I still have the cables that comes with it I ordered a evga supernova 1300 g2 and wondering if it's safe to use the corsair pcie 6+2 cables on a evga supernova or should ...
0
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0answers
20 views

Can I make a 4pin EPS12V to a 8pin PCI-E adapter

I need two 8 pin pci-e for a graphic card, however all I have left is two 4 pin molex and a 4pin EPS12V. I've got two dual molex to 8pin PCI-E adapter what If I cut one of them, cut the male EPS12V ...
3
votes
1answer
126 views

Is using a powered USB hub Raspberry Pi DC power and USB data a good idea? Or does it create an odd, circular dependency that could blow the hub?

I have Raspberry Pi model A which has only one USB port. So I bought the cheapest electrically powered USB hub (AC adapter that has an output of DC 5V at 1000 mA) I could find—kind of in the spirit of ...
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2answers
75 views

When laptop battery on “High Performance” it stops charging the battery

I'm using an ACER Aspire 5750G and my laptop specs are: Proccessor: Intel Core i7-2630QM Display: 15,6 LED LCD Nvidia GeForce GT 540M - 1GB - CUDA Memory: 8GB HDD: 750GB DVD Super Multi DL drive ...
1
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2answers
55 views

Unable to shutdown, who to blame?

My PC has always suffered from this problem: upon reboot, the power, instead of staying up and running until BIOS POST, most of the time (but not always, and that's why I don't think this has never ...
0
votes
1answer
45 views

2 GPUs with 6+8 pin connectors: does it help to use 4 cables instead of 2?

I am assembling a new pc and I reached the point where I need to connect the various power cables. I have 2 graphic cards, each with 6 and 8 pin connectors. I understand I have to connect both for ...
0
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1answer
25 views

My PSU vibrates audibly. Do I need to send it back?

I have a be quiet! Pure Power L8 530W, which has been working flawlessly for some time now (can't remember, perhaps 9 months?). Recently, it started making a low, vibrating noise which I can hear ...
1
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0answers
36 views

Dell Vostro 3560: 3NB8W3 battery not recognized, problems with charging

I've been using standard battery for a while, but finally I bought extended battery (3NB8W3, 11.1v 8700mAh 97Wh). Sadly, my Vostro 3560 does not recognize battery properly. I always have "Plugged in ...
1
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1answer
29 views

How does dual PSU setup work?

This just an academical question, I am not looking to buy anything, I would just like to understand how it works. There is a number of dual PSU servers, eg. they have 2 power supplies, each running ...
0
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1answer
50 views

Re-route laptop dc power jack to a usb port [duplicate]

Because many times my laptop powers off after some movement around the power jack, I thought I would re-route the internal power cables that ends up in the DC power jack, and fit them into a USB. Then ...