Repairing is the process of fixing any sort of problem that arises out of a situation. It usually refers to mechanical or electrical systems as well as any other type of computer or physical infrastructure system.

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How to recover from bad VBox Guest Additions build?

I'm using Ubuntu 14.04 (fully patched). Last week, the kernel took an update. So I [virtually] inserted the VBox Guest Additions CD and then proceeded to build it. I don't recall having any problems. ...
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1answer
806 views

repair corrupted PDF

I have already looked at: Repair corrupt PDF and Rescuing a possibly corrupt PDF in Acrobat I tried ghostscript on both OS X and Windows. OS X gs gave the following error: GPL Ghostscript 9.06 ...
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1answer
56 views

How to recover from accidental deletion of certain files in the c:\Windows\Microsoft.NET\Framework\v4.0.30319 folder (on a 64 bits OS)?

I am running Windows 8 (64 bits). At some point while I intended to delete all the files under c:\Windows\Microsoft.NET\Framework\v4.0.30319\Temporary ASP.NET Files\ I found myself attempting to ...
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1answer
5k views

“not enough disk space” error while Windows 7 installation

After spending the last week mucking about with an install of Windows 7 x64 SP1 that I really need to do a repair install on (vs doing a clean install), I'm stumped as to how to get around this ...
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3answers
4k views

Windows Media Player won't launch on Vista - how to repair or reinstall it?

My friend asked me to look at her Acer Aspire laptop with Vista Home Premium as it is no longer playing DVDs. I found that Windows Media Player would not launch. I found this thread, which contained a ...
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19 views

Repairing windows boot

I have two computers - a desktop and a laptop. The desktop has multiple hard drives attached - an SSD (Windows), two internal drives and an external drive. The Windows installation was on the SSD ...
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2answers
6k views

How can I repair Mac OS Extended Journaled Hard Drive that doesn't show up in Mac Finder or Disk Utility

I have a 120 GB Seagate SATA hard drive formatted as the default "Mac OS Extended Journaled" in a 2006 MacBook with Snow Leopard. It also has Windows XP installed with BootCamp. Everything worked ...
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1answer
45 views

Prevent boot from recovery partition

I have an asus laptop, model K43U installed with windows 7 starter which works normaly and perfectly. It has 2 users, both with a password. Until yesterday, while i logon with my User credential, my ...
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2answers
6k views

remove and reinstall *all* drivers

I have been struggling getting some 3G USB modems and some other hardware to work and in the process I have managed to get a lot of unnecessary and just plain wrong drivers installed. This is causing ...
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2answers
76 views

how do you fix a corrupt microsd card that's is not responding to anything?

My Microsoft Windows 8.1 64-bit computer froze up so I had to shut it down by holding the power button. Then when I restarted I got the Windows 8.1 problem where the computer freezes at personalized ...
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1answer
56 views

Laptop brightness and contrast drastically changing when unplugged

Whenever my laptop is plugged in, it works perfectly fine. However, when I unplug it, the screen starts changing drastically in contrast and brightness until I plug the laptop back in. I replaced the ...
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1answer
104 views

HP Laserjet 4l paper jam - probably electronics behind phototransistor defect - how to check?

I have a problem with our old HP Laserjet 4L. The paper jam indicator flashes after the printer fed the 2nd sheet of paper a few centimetres into the machine. The first page after powering on the ...
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68 views

How can I fix/patch a small hole in an LCD monitor?

I’ve had this tiny little hole in my LCD panel for a couple years now, and it’s been bothering me. It must have been hit by someone not paying attention or during a move. It is not dead/stuck ...
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1answer
191 views

Why won't my HP Elitebook 8450p turn on?

I suppose before I get into the details, I should provide a tl;dr. My HP Elitebook 8450p absolutely will not power on, under any circumstance. A more detailed description of my problem: I'm ...
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2answers
995 views

Windows won't boot - gives blue screen

Background Okay, so I have recently purchased a Sony Viao running Windows 7 Home Premium. It recently ran a CHKDSK scan at startup, which I thought was strange since I have not done anything to it ...
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27 views

Regular audio crackling/cpu spikes when connected to wifi?

I've had this problem for several weeks now, and haven'n managed to find a fix for it. It usually happens every 5-10 minutes, specially while watching a youtube video or using any thing which needs ...
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3answers
2k views

Dell u2311h Monitor gone bad, which capacitors do I replace?

I have 3 u2311h monitors in an eyefinity setup. For aesthetic purposes, I do not want to replace the faulty one with a newer u2312hm. The problem with the faulty one is as follows: For the past few ...
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4answers
20k views

terminal tool (linux) for repair corrupted zip files

I've a corrupt zip file. I've tried to repair it with zip -F file.zip and zip -FF file.zip but was not successful. Is there another terminal tool under Linux for repairing?
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1answer
30k views

Automatic Repair fails to repair my PC

I ran into an issue on Windows 8.1 that can be fixed (according to articles I've read online) by running automatic repair, so that's what I tried to do. Each time I run it, automatic repair fails and ...
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2answers
3k views

Ubuntu doesn't start, how to repair its ext4 system-partition?

My netbook crashed while booting Ubuntu (I accidently removed a usb stick while booting) and now doesnt start anymore. It gives the following error and goes into an ash (BusyBox built-in) shell: ...
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3answers
31k views

How to open and repair an m4v or mp4 video file?

Yesterday I was filming a scene with my phone but suddenly the application crashed and when I try to open the m4v generated it says that is corrupted. I have downloaded the video files (around 36MB) ...
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2answers
1k views

Acer Asphire 5930G automatic shutdown

I have this Acer Asphire 5930G laptop. It is almost 3 years now. But currently it Boots up or Go to Windows but it automatically shutdown within more or less than 5-10 minutes. I already checked the ...
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1answer
51 views

Bad sectors in the same place?

My disk work perfectly but every time I found lot of bad sectors between the range 4000 Mb to 6000 Mb and remap them with tools Victoria or Hdd-Regenrator then CHKDSK /f /r. Can I make that range ...
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3answers
2k views

Loud grinding noise and blurred printouts on Samsung CLP-620ND laser printer

I have a Samsung CLP-620ND printer that has suddenly started making loud grinding noises every time it prints. It also blurs parts of the printouts most of the time as though something is smearing ...
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19 views

Macbook Unibody A1278 Midwall won't come loose on left side

I want to replace the trackpad of a Macbook Unibody (13" A1278). However, the midwall is stuck. Now I'm trying to figure out how to fix this without going to a repair shop. The first guide shows how ...
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2answers
18k views

Half the screen on my laptop is displaying incorrectly (random colors)

My netbook was dropped and now half the screen is displaying incorrectly. Its basically a rainbow spectrum of random colors. On the other side everything is working just fine. It doesn't appear that ...
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3answers
325 views

How to tell, using a live Linux USB, if a computer is damaged?

Story: I was driving to my Mother's for xmas with a brand new (albeit cheap; it's plenty for her) computer. Unfortunately, I got into an accident, and the computer flew from my back seat into my front ...
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357 views

Unable to locate annoying noise source in HP DV6 laptop

I've had a HP DV6-1340SS laptop for about 3 years. Some months ago, I started hearing some kind of unusually loud fan noise with no apparent relation to CPU load. It's not the usual air sound, it ...
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3answers
50k views

Repairing corrupted Pen Drive

Last night, I formatted the Pen drive using Windows formatting tool. Once the format was done, I pulled it out without using "Remove device safely". Next time, I plugged in the device, the drive is ...
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1answer
26 views

Cannot access to windows

Today when I turn on my computer, it cannnot start windows and stops at the loading screen: Some minutes later, a system repair starts and it said "Checking disk for errors. This might take over an ...
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2answers
22 views

Outlook 2013 will not save a new contact

I have to been able to add a new contact. When I save the following error window shows up. I run the repair tool but it does not solve the issue errors have been detected in the file ...
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0answers
65 views

My laptop battery just won't come out! (Lenovo U400)

I'm trying to remove the battery from a Lenovo U400 laptop. It should be as easy as taking out the screws from the battery, unplugging it from the motherboard, and lifting it out, but it's not! Once ...
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2answers
2k views

Media file repair tool

I have an incomplete MP4 file. It contains audio only, in AAC. Is there any tool that would fix the file so I can play the partial file?
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2answers
264 views

Is it possible to replace the thermal sensor of my case?

During the update of my computer hardware, I managed to damage one of the thermal sensors which my case has, making the display LCD show a "Er" (Error) on the LCD screen which monitor the temperatures ...
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1answer
6k views

Repair snapped USB flash drive

I have a USB Flash Drive that has had the USB connector snapped away from the circuit board. In the past I have had great sucess with soldering the connector back to the circuit board with 4 solid ...
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2answers
758 views

Modifying my nicad battery pack charger to charge nimh batts [closed]

I've got a battery pack for one of my peripherals that recently died, so i took it apart to find half the (nicad) cells were dead (I tested each cell's voltage both with and without a load - the dead ...
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2answers
87 views

Troubleshooting a port in a USB 2.0 bracket

I am currently troubleshooting a single port in a two-port USB 2.0 bracket (example here) that does not work. A USB bracket is a simple device (consisting only of cables and connectors) that connects ...
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1answer
948 views

Ubuntu 9.10 Live CD: Trying to restore by broken Grub

ello, I am trying to fix my Grub on the live cd of ubuntu 9.10. (i have a backup in ./home/myuser/Desktop) Now, i've got access to the ./home/myuser folder, but now it has two files: 'readme.txt' ...
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1answer
906 views

Windows 2008 Server R2 won't boot after replacing hardware (BSOD 0x0000007B)

Synopsis: I moved, the PC (without the HD) got totalled, I ordered a new machine with the exact same hardware. Meanwhile, I tried to copy some files to another machine by plugging in the HD ...
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6answers
3k views

What type of Multimeter is safe to use on computers?

In "Upgrading and Repairing PC's - 18th edition" by Scott Mueller on pg. 1278 he discusses multimeters. "You should only use a DMM (digital multimeter) instead of the older needle-type multimeters ...
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0answers
423 views

How to repair a failed solid state drive

I had an internal SSD fail on me after 2 years of use (a Micron C400 512GB SSD). I wanted to try and repair it myself. Dismantling it is easy. Things look good; physically the board is super clean ...
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84 views

Live System Repair is not supported in my Mac Primary disk

My Mac system is stuck with the booting process and it automatically shutdown. While I tried to repair my Hard disk it shows Error:Live file system repair is not supported.
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1answer
159 views

What does the Repair tool do in Programs and Features?

I've noticed that some of the issues our users have within a third-party application, Microsoft Office 2010 for example, can often be resolved by running the Repair tool within Programs and Features. ...
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1answer
1k views

Why does my laptop shut down immediately after replacing the power connector?

I have an HP Compaq 610 Recently my laptop fell from my bed right on the power connector. I've changed the power connector with a new one. There is power to the laptop. But the now the laptop shuts ...
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6answers
46k views

How to discharge static electricity before opening a computer?

Before opening a computer, I often hear advice to touch something that is "grounded" - a computer case for example, or a heating element - to avoid damaging the sensitive electronic equipment through ...
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3answers
25k views

How do I tell Windows 7 to never Launch Startup Repair

I have a Windows 7 (64-bit) virtual machine that I primarily remote desktop into. Sometimes on boot something goes wrong and it displays the following DOS screen: Windows ...
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6answers
82k views

Unable to Repair Disk using Mac OS X Disk Utility

My wife has been complaining about her MacBook Air's performance. It seems to work fine, but when I ran Disk Utility and did a "Verify Disk", it reported filesystem errors. The "Repair Disk" button ...
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sides of laptop windows 8.1 have turned black causing just the middle of the screen to be visual. how do I fix this

I have had this laptop for a couple of years now. Just 2 days ago both sides of the screen are black and will not go away. How can I fix this?
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3answers
15k views

“There are currently no logon servers to service the logon request” for school's computer lounge

I'm currently the IT guy for my school's computer system, and I've officially ran into a problem that I just cannot solve on my own, and I'm really hoping you guys can help me out here. It started a ...
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7answers
18k views

How do I repair my Logitech Anywhere MX?

My Anywhere Mouse has got mushy mouse button syndrome. That is, the left mouse button feels a little bit soft, and it easily double clicks, let's go when I drag something. Before I repair it at home, ...