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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7 views

Power supply rate for Riger ADSL Modem 2/2+ DB102

Does anyone know what type of power adapter for this kind of modem?
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0answers
20 views

How can I repair a power supply for a Apple's Power Mac G4?

This is an attempt to gather a reference page for anyone trying to replace a failing PSU from a Power Mac G4 with an equivalent ATX in the future. There are still a couple of pages -luckily- ...
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2answers
22 views

Windows-7 Acer Aspire 5738 laptop simply turns off

My laptop simply switches off on its own...and I mean switch off without warning or anything...as if someone cut the power supply so the computer did not show any warning etc. And this happens only ...
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1answer
23 views

Can I safely put a PCI-E 6+2 cable into a 12v4 slot on Enermax 1000W PSU?

I have an Enermax Revolution87+ 1000W PSU. It came with a total of 6 PCI-E 6+2 cables. (and some other cables, but that's the one I need information about) The red 12v4 slot, which appears to be ...
2
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1answer
48 views

Nvidia Gtx 960 blackscreen and loud noise, code 43:windows has stopped this device because it has reported prob

Nvidia gtx690 blackscreen and loud noise(sometimes). code 43:windows has stopped this device because it has reported problem. Currently i am using windows 10. I tried many methods. Including unplug ...
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1answer
33 views

How to test graphics cards without a compatible PSU? [on hold]

I've recently been given five Nvidia Quadro 4000 graphics cards. However, I am uncertain wether they are in proper working condition. 3 are labeled as "defect", but I suspect this could be an easy ...
1
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1answer
24 views

What PSU can power a server board with only 2x 6-pin connectors?

Looking at half-width server motherboards for home-use, I noticed the Intel S2600JF doesn't have a 20-pin or 24-pin connector. Instead, it has 2x 6-pin connectors; see the lower right of the board, in ...
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1answer
43 views

Is it safe to plug in a computer to a surge protector or a outlet? [closed]

I noticed that my old psu connector cable blew up beacuse of unplugging it correctly like pulling the connector off it was just the rubber peelling off and other rubbers with metal inside with ...
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0answers
10 views

Tech-com ups which all of sudden shuts down & immediately turning on which impacts on my cpu [closed]

Dear friends I have a cpu with amd processor where i have installed fl studio 12 like programs & for power back up I got Tech-com ups but the problem is while connecting my cpu to ups & when ...
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1answer
19 views

Need some explanation about PC and AVR (Automatic Voltage Regulator) [closed]

I have an AVR and my PC plugged into. I Live in Europe and the voltage in the mains is +-240V. The AVR has a LCD display showing the current input (mains) is 237 and the output voltage 210-217V. My ...
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0answers
19 views

Motherboard with EATX12V and PSU with EPS12V?

I have a motherboard that has a EATX12V 8-pin connector. I want to buy a PSu that has 1 x 8-pin EPS power connector (12 V) with detachable 4 pin ATX12V Are these compatible , i mean EATX12V with ...
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2answers
30 views

Desktop suddenly turned off and won't turn on again

My desktop suddenly shut down and it does not turn on again. I have tested the PSU with the paperclip trick and the fan started to spin. What do I do from here to know what is broken? There is no ...
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0answers
24 views

Printer and UPS (Uninterruptible power supply) are not friends [closed]

I have an APC UPS. Don't know the exact model, but I've got it a few years back. It's connected to one electrical outlet. It is not networked in any way. Then I have a Samsung ML-2165W printer, which ...
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1answer
37 views

UPS suddenly restarting, what might be the cause?

Background My UPS has a backup of about 10 mins, thus, it's battery life is good. No problems detectable. My CPU, on the other hand, is also fine with no major hardware problems (as it looks so) ...
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1answer
25 views

Can a PSU, if not sufficient, stop a gpu from posting to the monitor?

-I'll Put my PC specs at the bottom- Okay, I recently started having a slight heating problem with my stock heatsink for my FX-8350 so I upgraded to a Corsair H80i-GT water loop. When I did I also ...
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0answers
19 views

Asus Zenbook UX31A not booting

I have been trying to repair a Asus Zenbook UX31A for quite some time and would like to pick your brains, because I am finally out of ideas. When I received the Zenbook it was not booting, not ...
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0answers
27 views

Motherboard LEDs blink but it won't turn on

I have a PC that does not turn on. I checked all the pins of the power supply with a multimeter and they are ok. I tried to connect the motherboard only: the two LEDs (power and reset) blink, but if I ...
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0answers
10 views

Using a 20pin ATX cable on a 24pin motherboard [duplicate]

I have a 10 years old PC where the psu doesn't work anymore. It's not really important there are just some photos and old games, but I would like to resurrect it again. Before buying some psu from ...
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1answer
37 views

is it safe to power off SATA HDD?

I have an internal SATA Harddrive connected to USB through simple SATA to USB cable: ...
0
votes
1answer
26 views

Power supply or motherboard busted. How can I fix it quick?

A few days ago, my desktop PC just stopped turning on. Pressing the power switch elicits no response altogether. This is the sum total of the troubleshooting steps I've done: Super-newbily switched ...
3
votes
2answers
86 views

New build shuts down randomly - insufficient power?

I have an ongoing problem with my new build shutting down randomly. It is very sporadic: it can be 5 times a day, or once in 5 days. My temperatures are fine, I have tested the wall sockets and have ...
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1answer
25 views

Did not unplug computer, power outage. Is it safe?

My office building is doing some maintenance work and they said they will shut off the power supply from midnight to 6am -- They told everyone in the building to turn off their computers and unplug ...
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2answers
18 views

How can I use a small 90W power adapter with a ThinkPad W530?

I have a Lenovo ThinkPad W530 computer. The 170W power adapter it comes with is huge! I tried to plug in an old 90W adapter -- which is much smaller -- to the computer but immediately when it starts ...
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5answers
262 views

Computer boots when I switch off the lights

I have more details regarding My computer boots up during the night. I got a used halogen lamp with a transformer and can reliably reproduce the following: Computer and lamp are running I shut down ...
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2answers
42 views

How to extend the DC part of my laptop power cable without experiencing voltage problems?

I use my laptop for extended periods on the mains in two different rooms of the house, and for ease of use I keep a separate power cable in each room. In one of the rooms I need to extend this cable. ...
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1answer
34 views

Run two graphic cards in SLI with a Y-Power-Splitter

I bought a new MSI Z97S SLI Krait mainboard with two PCI-E slots. Because i bought a GeForce GTX 770 MSI OC two years ago, I bought another one very cheap to let them run in SLI mode. But i ...
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votes
1answer
18 views

Desktop LEDs working but not booting to BIOS or anything else

I have an older desktop computer with an amd "m2n4 sli" asus motherboard that i occasionally turn on once in a week/month or something like that. Recently, i have turned it on and it booted up ...
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0answers
15 views

3.5 inch disk powered with 5V

I want to connect a 3.5" drive to an eSATA port. My HTPC happens to have a mainboard (some years old, ASROCK A330 ion) with 2 powered eSATA ports. From what I found out it has no extra pins ...
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0answers
8 views

Asus X501a No power Led, not turning on

I have a Asus X501a model with power problems. When Power supply is connected, no Leds come on and of course the PC does not turn on. First I have changed the POWER DC Jack module, since there was ...
1
vote
1answer
50 views

Is there a way to “hack” the power options in Windows 10, e.g. change from to 100% instead of 60?

In this link is said There is nothing that a user needs to do manually, to maximize battery health on these batteries. For this reason, we don't provide any utility to manually manage battery ...
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0answers
25 views

pc start running after 10 minutes

My problem is that my PC wont start immediately after I press a button. I need to first turn on my AVR (Automatic Voltage Regulator) for 10 minutes then after I can turn my PC on. If I power on my ...
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1answer
20 views

nVidia GTX 570 power supply

The GTX 570 card requieres aditional power from the power supply, it has 1x 6-PIN and 1x 8-PIN, but in the official documentation there is stated that it requieres 2x 6-PIN. So what PS should I buy: ...
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1answer
34 views

Finding the power pins on an Acer TC 220 motherboard

I am trying to move the internals of an acer TC 220 into a different case, but I'm struggling to find the pins to connect the power and reset switches to. The only labeling th MB has is ...
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votes
2answers
70 views

Device does not have enough capacity to power a USB external HDD

I'm trying to connect my USB 3.0 External HDD to Raspberry Pi. However the HDD spins for a few seconds and stop. I think the Pi does not have enough capacity to power the HDD. What are my options? ...
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2answers
17 views

PSU noise and turning parts on

When I unplug my PSU's cable and plug it again in the outlet, it starts making a high-pitched noise and starts trying to turn the PC parts on. The CPU cooler spins a bit, then shuts down again. The ...
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votes
1answer
21 views

How to power on Asus T100TA laptop that has power button lid removed?

I have an Asus T100TA laptop with a power button lid removed. I don't know what to do. I think I should make some connection between the nodes (1,2,3) shown. I'm looking for making my laptop power ...
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votes
3answers
29 views

Can software keep my laptop from charging?

I have a Lenovo S540 with debian testing (stretch) set up. A couple of days ago I noticed that the battery is not charging even when it's plugged in. Of course this could be a broken power cord of ...
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0answers
22 views

CPU short-circuiting issue

I have a dual core PC (desktop). When I turned on some sparks happened in CPU and in the socket. The PC did not turned ON. I thought, if some electricity problem/socket was damaged then the monitor ...
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votes
1answer
12 views

Is an Abtec CE2 hb1003 (550W) enough to power an GTX 970? [duplicate]

Would an Abtec CE2 hb1003 (http://www.acbel.com/eng/Product.aspx?id=42&&sd=31&&pid=242) be enough to power a GTX 970 or 960 4gb? Thanks
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2answers
34 views

What power supply do I need for this configuration? [closed]

My computer's specifications is the following: Gigabyte GA-Z97-D3H desktop motherboard Intel Core i5 4690K s1150 BOX processor Kingston 16GB 1600MHz DDR3 RAM Non-ECC CL11 Kit of 2 GIGABYTE GEFORCE ...
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votes
1answer
31 views

My computer shutdowns itself, how can I diagnose it?

I have a 5 years old Dell XPS 8100. A couple of days ago, it suddenly shutdown itself and then restarted again. Just like if there had been a power supply outage at home... except there wasn't one: ...
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votes
2answers
41 views

Power supply unit with two fans [closed]

I have a power supply unit with two fans, but it makes much noise. I know that there are models with one fans. Would it be harmful if I removed one fan of them?
1
vote
1answer
29 views

How can I make my laptop hibernate/sleep when the charger is removed?

My laptop doesn't have battery. I'm using it with direct power supply. So the problem is that whenever the electricity goes off or when the charger is unplugged, my laptop shuts down and my work is ...
0
votes
1answer
21 views

PC turns on slow with an upgraded PSU to 800W from 500W

I've been using my rig (i7-2600, 16g ram, Radeon 7970, 500W) for the past 4 years without any problems. Recently I swapped out my 500W psu for a 800w psu 80+ ...
1
vote
1answer
40 views

Why is my graphics card preventing my computer from powering on?

Short version: My computer doesn't turn on most of the time with my new graphics card installed. But when it does turn on, it works fine. What's up with that? I just got myself a nice new graphics ...
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votes
4answers
63 views

Can a 65W adapter slowing my 95W dell laptop? [duplicate]

My highly configured Dell Latitude E6410 laptop has become extremely slow, even for browsing or multitasking for the past 14 months. I thought it was because of Windows, so I tried fresh installations ...
1
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0answers
25 views

Power laptop battery without internal power circuit

I have two identical laptops and one of them is broken. I expect it has something to do with the charging circuit. The laptop works fine when it is provided with a full battery. But it doesn't receive ...
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votes
2answers
53 views

What do amps mean?

I have a laptop that is 110v-240v with 6.32a. I am going out of the country and can only find adapters that say 100v-250v with a 2.5a max. What impact will this have on running my computer? Or is ...
1
vote
0answers
32 views

Computer starts for a second but then turns off

Yesterday I got a new motherboard as one of the RAM slots was not working. After I put the new motherboard in--keeping all my old components--the computer would start for a couple seconds and then ...
2
votes
0answers
46 views

No POST on new built desktop

I just finished building a desktop again and it will not perform a successful POST. No beeps or video either. Since my goal is a successful POST, i removed all irrelevant hardware already and am only ...