Hardware failure refers to the act of a piece of physical hardware failing to meet its designed standards during operation.

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Possible hard drive failure [closed]

If several system processes seem to freeze, while CPU and Memory usage remain low, does this suggest hard drive failure?
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2answers
828 views

What caused a capacitor in the power supply start smelling?

I was using my computer in the morning then later in the afternoon I noticed some bad smell coming from the power supply. As I checked in, I noticed that one of the big capacitors was leaking and dry. ...
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3answers
11k views

Why is my mouse pointer twitching? [duplicate]

I don't know if you've ever experienced such a behavior from your mouse pointer but it's happened to me several times. The thing is, when I buy a brand new mouse, everything is fine for some time ...
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0answers
100 views

Unplugged the monitor power cord and monitor SVGA cable [closed]

I unplugged the monitor power cord and monitor SVGA cable to connect to another PC. After I went back to connect the power cord on my previous computer with SVGA cable again. But the PC is loading ...
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0answers
464 views

old hard drive: interpreting smartctl output

I have been getting numerous e-mails from the 'smartd' daemon with Subject: 'SMART error (CurrentPendingSector)' saying that The following warning/error was logged by the smartd daemon: Device: ...
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1answer
825 views

Lenovo Desktop PC 3000 J Series shuts down unexpectedly

I had this PC given to me with the recovery disks. I have tried starting it as it was given to me. It came up to the log in screen (don't have the previous user's password offhand). It sat there for a ...
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2answers
273 views

UPS acting up after upgrading GPU

I have a second PC, hooked up to a 650VA UPS. I recently upgraded its graphics card from a Radeon HD6850 to a Geforce GTX580. When I updated the Windows Experience Index thingy, the UPS started ...
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1answer
347 views

I just shorted my motherboard. Is it doomed?

Motherboard: Gigabyte GA-Z77-D3H I screwed it straight in without realizing and it wouldn't start, then I realized and put the extra screws on as I should have done in the first place. Now ...
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1answer
622 views

Test my mouse online

Though this question might look like a one man's issue, link to such a utility could be useful to many others. I have a Microsoft Optical mouse which occasionally behaves weird. It takes double ...
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394 views

Motherboard ide slot not working

I have 4-years old Biostar GF7050-M2 with one IDE port for two devices. WD400 and ASUS DVD-RW work great until one day I found that DVD recorder not available in My Computer. Bios shows wrong names ...
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1answer
281 views

How can I detect what is blocking some certain keyboard keys?

After a while (about half an hour) booting up my system, some of my keyboard keys become unresponsive. Their respective Shift+, Ctrl+ and Alt+ combinations are also unresponsive. Pressing these keys ...
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1answer
4k views

How can I calculate how many “free clusters” my 1.0 TB hard drive contains? (I am running chkdsk and it's taking forever..!)

How can I calculate the number of free clusters that exist on a freshly formateed NTFS 1.0 TB hard drive? I began running chkdsk (osn an external USB connected hard drive) about 12 hours ago and it ...
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1answer
1k views

My pc shorted out and now it doesn't boot up

My PC was working fine. One day, I plugged in my USB printer and shorted out the PC. I restarted and it worked until today. Now the PC won't turn on. I tested the power supply on its own with a ...
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2answers
323 views

Computer doesn't start at all

I have a desktop computer that won't start at all, I had it for years, and now suddenly when I press the power button I get no beeps, no fans spinning, no hard disk spinning. And the amazing thing ...
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1answer
5k views

My PC suddenly doesn't detect the primary drive (SSD)

My computer has been working fine for months, and it worked today, but tonight I went to start it up to find that my OCZ Vertex 2 isn't being found. When I turn on my computer, the loading screen gets ...
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2answers
800 views

UPS turns off randomly with a constant alarm sound

I have an APC UPS that sorta does the opposite thing to what it should: it can randomly die and start screaming, cutting the power supply of my PC. The PC works fine when connected to a regular ...
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3answers
4k views

Transcend External hard disk: continuous beeping

I have a 500GB Transcend StoreJet external HDD. The problem is it beeps for long time. When it beeps I can not access the drive. Even sometime I can, I dont see full file listing or empty folder! It ...
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1answer
4k views

My keyboard is typing by itself, could there be a ghost in it?

The keyboard on my HP Pavilion dv6z-3000 Select Edition laptop is acting funny: it's sometimes typing characters like 134, adjusting the volume, or triggering the print dialog, all by itself, or as I ...
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1answer
2k views

HP Pavilion P6210Y [Pegatron M2N78-LA Motherboard] will NOT detect replacement Western Digital 640GB SATA Hard Drive

I'm working on an HP Pavilion P6210Y (Pegatron M2N78-LA motherboard) that's hard drive has crashed. The issue that I'm running in to is that for some reason the computer absolutely REFUSES to detect ...
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2answers
20k views

Cause (fix?) of laptop screen flickering when moving lid?

It is a Sony Vaio NW series laptop, 2009 production. Recently the screen started turning off when you move the lid (the backlight turns off). However if you move the lid forwards slightly then it ...
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1answer
34 views

monitor is giving wrong size info to computer?

I just bought some used monitors, and one of them is not working correctly. Computer see it as a 1024x1024 although its 1440x900. I dont see my taskbar and one side is simply cut to 1024. Is there ...
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0answers
2k views

Linksys WAP54G v3.1 no access, power and link LED solid

I'm managing the Network of a small enterprise. A Linksys WAP54G v3.1 used to provide the WiFi network. I was called, because the device did not provide a WiFi network anymore. I first of all tried ...
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2answers
2k views

Computer keeps restarting

I have a strange problem with my desktop PC. I tried different things to fix it with mixed success. When I turn it on, it displays the BIOS/motherboard logo and then restarts. I can’t access the BIOS ...
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3answers
804 views

SATA HD suddenly disappears

I am trying to recover files from a harddrive which is probably slightly damaged. It's a 3.5' SATA harddrive, connected via USB adapter to a macbook. When plugged in it shows up in the finder as ...
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3answers
358 views

What can I do to prevent system power downs?

Yesterday I was given my brother's old laptop - core i7, 2.67GHz, 8GB RAM, 128GB SSD, Win7 64 bit. It's a Sony Vaio Z11. Approx 18 months old. When running something computationally intensive, the ...
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1answer
351 views

can a bad cable break serial port

I had a really strange experience last week, I am not quite sure if this is the right place to ask it, I decided to give it a go. One of the technicians in my company was preparing some serial cables ...
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3answers
542 views

Computer not POSTing “randomly”?

I have a custom built PC that is exhibiting some...odd... behavior, something I've never seen before. It was working fine one day, and the next day, it wouldn't start. Seeing as I wanted an upgrade ...
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2answers
69 views

PC immediately after start periodically switch off/on

When I start my PC immediately switch off and immediately switch on and this occurs periodically so I have to detach a power cable. I'm convinced that it is motherboard failure. Has someone some ...
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1answer
697 views

Can a disk controller corrupt hard disks?

My question: Can a disk controller corrupt hard disks? I ask this because I Have had 3 hard disks "go bad" and then become inaccessible over as many weeks. Is it possible that the (SATA) disk ...
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2answers
1k views

Laptop turns off after 20 minutes of use

My laptop a sony vaio VGN-NW11S http://www.trustedreviews.com/Sony-VAIO-VGN-NW11S-S---15-5in-Laptop_Laptop_review. Everytime i turn it on, in safe mode or not, if i try to open an application i.e. ...
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1answer
144 views

Hardware issue, bsod with windows xp irq and strange messages with ubuntu

I have an old Acer T160 and it used to run Windows XP. But I keep getting random BSOD's. I keep seeing IRQ conflicts. I tried to run ubuntu, which runs and keeps running. But sometimes is not ...
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1answer
226 views

Pinpointing hardware issue (green squares on boot)

In short, my question is: is the appearance of green squares for a second during the boot process (for a picture, scroll down) a symptom of a failure for a particular component? That is, can I, ...
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1k views

Graphics Artifacts/ Texture Flickering

Hey I been having some problems with artifacts in games. Sometimes textures flicker. Artifacts of various shapes and sizes show up usually after a couple games of Dota 2. I built my computer almost ...
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1answer
2k views

Cannot initialise HDD keep getting I/O Error…?

I'm in a very odd situation that I think the HDD is toast... but I need a second opinion because I've tried just about everything I know and it will not kick into life. that makes matters even worse. ...
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1answer
5k views

How to Diagnose a Pre-Operating System Load or Hardware Issue

How can I find out if my problem is hardware based? If it is, how can I figure out what component is to blame How can I fix other pre-operating system issues? As an aside, what are all of these ...
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1answer
158 views

Laptop won't power on from battery or AC. What are some possible fixes to try?

My Toshiba Laptop (around 5 years old...) no longer powers on. When I hit the power button it lights up for several seconds and then turns off. There is no other sign of life, such as the fan starting ...
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2answers
117 views

Computer booting for a few minutes then doing hard reset with no warning

Last summer I left for extended holidays and left my laptop in my desk for about 3 months. It wasn't plugged in but I didn't remove the battery and I might even have left it sleeping. When I got back, ...
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175 views

DVD-RW does not read regular CDS/DVDs on Vista

I have a dell vostro 1510 laptop with windows vista. It has an "Optiarc DVD+-RW AD-7640A ATA Device" installed which used to work find. My vista has two user profiles on it. Now when I insert a ...
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1answer
43 views

Why does the cd command occasionally take several seconds to complete?

Sometimes, when using the command prompt, the cd command finishes quickly, but often it takes several seconds. What does it indicate? What's the bottleneck?
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2answers
1k views

Hard drive not detected after installing the Operating System

After I failed to install SUSE Linux 10.0, I want to go back to the windows operating system again. but when I want to install windows, my hard drive is not detected, whereas in the BIOS in the ...
3
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1answer
153 views

USB wiped itself but still showing that its full?

My Data saved from laptop to usb, and then I pulled it out, then something popped up on the screen saying that it was full and that I needed to delete stuff, so I put the USB back in and went to ...
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0answers
427 views

Resume interrupted multiple-file disk images created with dd?

This is the effort to recover a failed hard drive containing several important research works. To sum up: with the method I tried (described below) I could not resume failed multiple images created ...
2
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1answer
478 views

How bad is my ssd disk?

Eventually I get very long boot times. Some times I have to re-install some programs because of segmentation fault. So I found my ssd disk, which is 12 months old, have some problems as seen in this ...
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1answer
130 views

Second network card appears fried. Why and how to prevent a third?

So I have an old computer functioning as an OpenBSD router for my home network. I had 3 network cards, one to wired home network, one to wireless network, and one to my modem. One day, pings magically ...
0
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1answer
707 views

SEAGATE Barracuda 7200.11 HDD not running

After a huge research, I'm stuck at the beggining of getting my HDD data back. Whats happening to me is that in the moment when I plug the power wire to my external 1TB SEAGATE Barracuda 7200.11 ...
2
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0answers
301 views

Using integrated webcam after updating for youcam software

My webcam doesn't work since 2 months ago.I tried to resolve the problem but I couldn't yet. at first,I tried to update my webcam driver but I couldn't find the location of webcam.In my device ...
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154 views

PC turns off after hours

I have a PC with I7 Processor, 4GB RAM, GTX480, 700 WATT Power Supply. 1) The computer after some hours shuts down by it self. Not normal shutdown. It just turns off. After this failure it opens ...
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626 views

How to solve instant pc shutdown

My pc has an instant shutdown problem in different times. Sometimes when i am playing a game, sometimes i am develping web applications on Visual Studio, sometimes just browsing the web. It hangs and ...
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2answers
2k views

Hard Drive shuts down in the middle of gaming - computer crashes afterwards

When I am playing a game with high system requirements (this time: Battlefield 3) after a while my hard drive randomly shuts off (it's the hard drive. I hear it shutting down.) After Windows realizes ...
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1answer
992 views

How does one dismantle the ThinkPad Mini Dock Series 3 (model 4337)?

I have a ThinkPad Mini Dock Series 3 with a spring that is too stiff, causing problems with the connectivity when a computer is docked. I tried to open it so that I can soften the spring, but hit a ...