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

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I can't start my computer into windows vista

a few days ago, my HP A1709N had to be restored back to HP defaults. When I tried to install SP1 on it, the system said the update failed, then, upon reboot, I got a Blue Screen of death, and can't ...
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1answer
24 views

Testing hardware in computer that fails to POST

With a computer that powers on and runs its fan, but doesn't get any further, what would be useful troubleshooting steps and diagnostic equipment (if any)? It seems undamaged to look at, and the user ...
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1answer
17 views

How can one tell if a SATA controller is failing?

Most SATA controller errors exhibit symptoms similar to a hard drive failure, as best as I can tell (read/write errors, operating system stalls, etc.). I'm having exactly those issues but they ...
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3answers
61 views

Power off the computer every night and hardware life

I want to know if an office computer shuold be switched off every night or not to improve its hardware life. I know that some components like magnetic disks are degraded by reboots, but I cannot ...
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2answers
35k 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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2answers
5k views

Flickering horizontal static lines in display

I have Dell Inspiron 15 Intel N5050 laptop around one year old.When I started my laptop yesterday I saw Flickering horizontal static lines in display and it seems continuously at present time. What's ...
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0answers
28 views

blue screen error on a 2009 computer [on hold]

I have a slightly older refurbished computer it is a Dell with a 1 tb hardrive I wanted to keep the 1 tb hardrive so I tried putting another one in it seemed like it was working then it told me I need ...
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0answers
24 views

Disable broken laptop keyboard in Windows 8 [duplicate]

Is it possible to disable the internal Keyboard on my Laptop? I poured Tea over it and now the "M"-key is stuck. I tried a lot and it is far too expensive to replace the keyboard on this old laptop. ...
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42 views

“The file Specified is not a virtual disk” Vmware Workstation error when PowerOn

I am using vmware workstation 10.0. When I tried to power on one of my virtual machines I got the error "The file specified is not a virtual disk." I had all my files in that virtual machine only, no ...
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2answers
42 views

Troubleshoot possible dead motherboard or PSU on 2 PC

I have a problem with 2 computers. Both are completely dead and don't respond when clicking the Power button. The computers worked fine for about a year ago, but hasn't been used since. I suspected ...
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1answer
40 views

Computer hangs a lot lately

Since a couple of weeks, one computer has been hanging a lot. And with hanging I mean it really freezes. Everything stops, the mouse cursor won't move, no key combinations have any effect, and nothing ...
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1answer
66 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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2answers
52 views

Does having some Bad Sectors indicate that the drive will crash soon?

I have a Hitachi HTS723232L9SA62 320Gb 7200RPM HDD. I checked the SMART status and there are 3 bad sectors, totaling 1.5MB. This means that approximately 0.00046875% of my hard drive has gone bad. Is ...
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3answers
3k views

BIOS not detecting working SATA hard drive

Some time ago my power supply died. It's a long story from then till now, but the important bit is that I ended up with a new hard drive and a new power supply. I tested to see if my original hard ...
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2answers
44 views

How well is computer hardware protected from sudden power loss? [closed]

I always wondered how well the computer components can handle sudden power outages due to janitor accidentally pulling the power cord, whole city block power outage or power generator failure. Are ...
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1answer
49 views

Laptop not shutting down completely. Not fast startup (hardware?)

My Dell Inspiron N5050 does not shut down completely. The screen shuts off completely and Windows seems to shutdown.. however, the power LED stays on (not the charging LED), the fan stays on, and I ...
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0answers
15 views

No POST with PCI-e HD5450 VGA iface but IGfx works

I'm trying to fix a DOA motherboard. The fan was dead and I replaced it. CPU now works via the IGfx. I've set the BIOS specifically to: PEG PCI-Express (from Auto/Internal/) The HD5450 Sapphire card ...
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1answer
20 views

Macintosh SE PSU Servicing?

First thing's first: I take full responsibility for any injury sustained while servicing a PSU. Any advice offered here is to be considered purely subjective. I own a Macintosh SE, which was ...
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1answer
27 views

What kind of hardware do companies use for backing up their data? [closed]

From what I've learned, Tapes (LTO-5) is used, but I'm not sure if there is anything else out there that is a better alternative. What kind of hardware do companies use for backing up their data?
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1answer
30 views

Air from powerful ceiling fan keeps rocking my laptop display 24*7

air from powerful ceiling fan keeps rocking my laptop screen/monitor . I work in a small room with a ceiling fan above me. I noticed that the monitor/screen part of my laptop is shaking ...
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2answers
521 views

Media test failure, No boot device found, Works if start laptop again on a Dell Inspiron 15R Special Edition (7520)

It’s 3rd time, I'm starting my Dell Inspiron 15R Special Edition (7520) laptop and it’s showing this error. Realtek PCIe GBE Family Controller Series v2.41 (06/08/11) PXE-E61: Media test ...
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2answers
66 views

PC only turns on when it wants to

I think my PC is possessed; it only turns on when it wants to. ...Jokes aside, my PC is not turning on and the symptoms are very strange and, to some extent, apparently random. I need help ...
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1answer
44 views

Strange squeaking sound from Asus K52F laptop

About an year ago a strange sound started to appear from a laptop when it is turned on. I have no idea what that sound causes but on the Internet there are similar posts. I searched for a solution but ...
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2answers
3k views

A few of my Toshiba laptop keys stopped working

Some of my Toshiba laptop automatically stopped working. Right now I am using a wireless keyboard and all keys work on it. I wonder if it is something I did accidentally in the bottom "Find" ...
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1answer
28 views

Computer crashing at random

I've been having a "small-ish" issue where my computer randomly shuts down. Be it in the middle of a game or work etc, even on idle, it just crashes and reboots. no BSOD or anything. One minute it's ...
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1answer
33 views

Stopping a screen crack from spreading?

I have a late 2011 15" Macbook Pro (though I think my question is more general). I just noticed a small and fairly superficial crack on the glass covering the LCD -- there is no damage to the LCD at ...
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1answer
9k views

Beep-Codes definition for ASUS motherboard

I'm having a hardware failure when booting and I need to know the exact beep-code definitions for the Asus M5A97 LE R2.0.  Could someone provide me the beep-codes of that motherboard? I can't find ...
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2answers
178 views

Is storing electronics in high temperatures different than operating them in high temperatures? [duplicate]

This may be a weird topic for SU but for those of us who are on the go a lot proving tech support or just carry our gear because we can and it is nice to always have around and with us, is storing ...
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1answer
28 views

Desktop doesn't boot [closed]

So I think I stuck a chunk of incompatible RAM on my mobo, smelled a burning smell and after switching out the RAM my machine wouldn't boot. Assumed mobo was fried and got a new one. I also recently ...
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1answer
2k views

Random Reboots on a Windows 8.1 Custom Build

I have a Windows 8.1 custom PC that I built about 6 months ago. It worked great for several months with no problems, but about three months ago it started to reboot randomly. My computer works fine ...
3
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4answers
7k 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
35 views

Poor wifi strength after taking apart laptop

Wifi connection has been very poor since I took apart my laptop. These two loose cables are right next to the onboard wifi chip - there seems to be some relationship between how they're positioned ...
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2answers
57 views

Loss of space on a 16 Gb flash after format

So, I have a friend who has a flash drive that was playing music on a dvd player. Everything was great then all of a sudden it just stopped. First, I tried to do some data recovery on it but the ...
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3answers
42k views

Computer won't start up - stuck on Lenovo splash screen.

I have some (I'm not sure exactly what model) Lenovo 21" IdeaCentre. Honestly, the computer works off and on. I have had problems with it not being able to shutdown, which I fixed. The fan seems to be ...
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0answers
25 views

Bought a slot-loading BD-RE drive, but it spits out every disc I feed it without spinning. What do?

I bought an internal UJ-267 (slot-loading BD-RE) drive, and I put it into my laptop. The trouble is that whenever I insert a disc into it (whether it's a CD or a DVD; I don't have a BD around to try ...
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2answers
37 views

Del Inspiron laptop no longer able to detect SSD

My Dell Inspiron 1545 laptop was working fine when it suddenly broke down. When it boots, it shows the error message: "No hard drive detected, please try to resolve the issue by reseating the drive." ...
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1answer
28 views

Is it a sign of trouble when Windows mis-recognizes the brand/model of my thumbdrive?

I have an assortment of USB thumbdrives, which I use often on a few different Windows 7 machines. Occasionally, when I insert one or the other of them, Windows will completely mis-identify it--I'll ...
2
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4answers
635 views

Memtest86+ inconsistent results

I have 16GB RAM as four separate 4GB cards. I ran memtest86+ on my PC and got about 3000 errors. Then I removed three rams and ran the test on one ram at one time. None of the rams separately showed ...
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1answer
33 views

Chronic file system corruption

So I've been working in the computer repair biz for 5+ years now, not much is new to me. I've got this computer, what I thought was an open and shut scenario, the original BSOD was 0x07B. Ran the ...
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1answer
96 views

Troubleshooting source of computer lockup (hang/deadlock)

Recently my desktop has been experiencing random lockups. By this I define a total system freeze, CTRL+ALT+DEL does nothing, LED's on keyboard don't turn on/off, unplugged/re-plugged mouse & ...
3
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1answer
61 views

My computer has short circuited my graphics card(s) three times, and I have absolutely no idea what's causing it

Nearly a year ago, I came home to find my GPU fans spinning very loudly and my computer getting no video at all. So I restarted it, still no video output from the GPU, GPU fans are spinning at 100%, ...
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1answer
35 views

PC powers down randomly

My PC powers down and freezes randomly when on windows 7. It works fine on linux. I tried to run memtest and it powered down during(at about 12 %, 0 errors reported till then). On linux mint it runs ...
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0answers
91 views

Keyboard and Touchpad not working on ASUS notebook Windows 8

The full story can be found on my post here To sum up: The built in keyboard and touch pad does not function. I can only use external device(USB keyboard and mouse). Soon after successfully logged ...
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0answers
49 views

Get 'Uncorrectable error in data' error in my hard drive error log. Is it failing?

In my drive's error log, I get a loto of Uncorrectable error in data errors and 'Media write protected errors' The total error count is 2534! Have 1 re-allocated even count but no re-allocated ...
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0answers
74 views

PC always shutdown consistently after 2-3 hours

Problem : My PC always shutdown consistently after 2-3 hours, this happens suddenly and without any events being logged. Specs :   Intel core i7 870,   RAM 2gb x 2, ...
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1answer
25 views

Logitech Trackman “letting go” [duplicate]

Wondering if anyone's seen this issue where you're clicking and holding with a Logitech trackball and, although you're still holding the primary mouse button the OS (Windows in my case) acts as if ...
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2answers
63 views

Why does running Linux eventually cause my ThinkPad T430 to refuse to boot or enter diagnostics?

I have a Thinkpad T430. Every time that I install Linux (Latest CentOS) on it, after a while, the computer refuses to boot, go into bios, or boot / diagnostics menu. I've run Windows on it, and it ...
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2answers
9k views

Thinkpad T60 does not turn on

When I plug in the charge, the battery symbol and the charge symbol will light up green. Then, when I try to press the power button, the lights turn off and nothing happens. After this, the only ...
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1answer
31 views

Bios Doesn't See HD, But HD Known to be Good

I have an Asus Eee PC 1215B, whose hard drive I replace about 8 months ago after the previous one died. It had a 250GB SATA 3.0 drive which I cloned to a 500GB SATA 6.0 drive. After 8 months of ...
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0answers
16 views

Timer (and animations) running at half speed

I noticed that recently all animations on my PC started running slowly (Aero animations, Games etc.) , although everything else is running normally. This seemed very strange, so I ran a simple C++ ...