Friday, 21 November 2008
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Web page won't print properly PDF Print E-mail

                          Web page won't print properly

Sometimes when you try to print a web page it prints incorrectly, for example the right edge of the page may be missing. Look for a Printer-friendly page option, or try printing in Landscape mode in File > Page Setup.

You can also try reducing the size of the default right-hand margin in Page Setup. Alternatively copy and paste the areas of the page you want into Word and then print from there.

In Internet Explorer 7 there are improved printing features. Text can be automatically shrunk for printing so all web page content fits on the printed page.





 


 

Last Updated ( Friday, 08 August 2008 )
 
Web page not found 404 error PDF Print E-mail


Web page not found 404 error

This common error message indicates that the address or link you have used is incorrect, or it points to a page that no longer exists or has been moved.



Last Updated ( Friday, 08 August 2008 )
 
I can't find a particular file or folder but I know it's on my PC somewhere! PDF Print E-mail


I can't find a particular file or folder but I

know it's on my PC somewhere!

Click on the Start menu and Search all files and folders. Type in the name of the missing file or folder and Windows will try to find it.





Last Updated ( Friday, 08 August 2008 )
 
My PC has stopped responding! What do I do? PDF Print E-mail


My PC has stopped responding! What do I do?

If a program or window on your PC seems to have frozen up and you cannot close it by clicking the X (Close) button in the top-right corner, hold down the CTRL and ALT keys together and tap DELETE once.

In Windows Task Manager click on Applications which shows all the programs that are currently running. You can usually tell which program has frozen or crashed as its Status will appear as Not responding. Click to highlight that program on the list then click on End Task. The PC will now attempt to close it. If it is successful you can then close Task Manager and the PC should be able to carry on as normal.

If Task Manager does not appear, try holding down CTRL, ALT and DELETE and keeping all three keys held. This will restart your PC, which will often fix the problem. If these keys don't work, you will have to press and hold the power switch or turn the plug off. Turn the PC back on. Your PC should be alright but always try to avoid switching off without shutting down properly first.



 

Last Updated ( Friday, 08 August 2008 )
 
Computer Shutting Down By Itself? PDF Print E-mail



Computer Shutting Down By Itself?

Heat is a leading cause of damage to computer hardware. Computers produce a massive amount of heat during normal operation. The heat is dissipated using a variety of strategies, including heat sinks and fans. This allows the computer to work at a safe operating temperature. If computers overheat, they are prone to random restarts and shut downs. In the worst case scenario, an overheated computer will simply operate until the CPU is destroyed. At that time, its bye bye computer. Lets take a look at the most common reasons for a computer to overheat, and some strategies to help prevent a disaster

The CPU is the single most biggest heat producer inside your computer. CPU temperatures are kept under control by means of a heat sink and fan. The heat sink is a cube shaped chunk of metal with multiple fins on the top, and a flat bottom. These fins help dissipate and distribute the heat coming off the CPU. The flat bottom sits on top of the CPU. A fan sits on top of the heat sink, which blows cool air through the fins. This essentially “blows away” the heat and in turn keeps the CPU cool. So what we have here is a 3 layer sandwich. It looks like this:

Fan
Heat Sink
CPU

There are 3 main reasons why CPU’s overheat:

1) The CPU settings have been incorrectly configured at the BIOS level and the CPU is running way too hot. If you don’t know what the BIOS is, please pretend you never read this. If you are currently pretending you never read this, please do not worry about reason number 1; you absolutely positively have nothing to worry about

2) The CPU fan has died, or is in the process of dying. If the fan is not operating 100%, the heat will not be blown off the heat sink and the result is an overheated CPU. This is a relatively common problem.

3) The heat sink is clogged with dust, dog hair, and debris. The heat sink will not be able to do its job in this situation, therefore compromising the safety of the CPU. This is an extremely common problem.

How can you tell if your computer may have fallen victim to overheating?

-Your computer may be very hot to the touch. Specifically, on the right side of the tower (if you are looking at the computer from the front).

-The “sounds” coming from inside the computer tower change over time. It will get louder and noisier, or start to “rattle.” Conversely, the computer may be dead quiet and you will hear almost no noise at all. These scenarios indicate a dying fan, a dead fan, or a clogged heat sink.

-The computer restarts randomly, or shuts itself off. This is a safety feature built into the hardware. Some systems will shut themselves down when they reach a certain temperature to prevent any permanent damage.

What can we do to stop this from happening? Well, there are a couple of things you can do to help keep dust and debris out of your system.

-Keep your computer up off the floor to prevent rolling dust bunnies from being sucked into the computer.

-Make a habit of vacuuming around the computer tower, especially if you have pets.

Above all else, trust your gut instinct. If you are experiencing any of the symptoms listed above, call a professional computer technician. Have your computer hardware serviced on a regular bases to avoid problems with dying fans, or clogged heat sinks. It’s always better to be safe than sorry!

 

Last Updated ( Friday, 25 July 2008 )
 
Hard Disc Failure and Data Recovery PDF Print E-mail

Hard Disk Failure:

Hard Disk Failure occurs when a hard disk drive malfunctions and the accumulate data cannot be accessed. It may happen in the course of normal operation due to an internal or external factor.

Disk failure varies and the most common is "Head Crash" where the internal read and write head of a device touches a platter or magnetic storage surface often grinding away the magnetic surface. Head hover just micrometers from the platters plane which makes such collision a common one.

This sort of crash usually invites severe data loss and unprofessional data recovery attempts results further damage to the remaining data.

Hard drive also includes other controller electronics i.e., semiconductors, valves or electronic circuits, and major components such as Platters, Spindle Motor and Head Actuator. Failure of any these devices may cause a hard disk failure.

Factors causes disk failure are numerous, yet most common are power surges, voltage fluctuations, electronic malfunction, physical shock, wear and tear, corrosion, exposure to high magnetic waves, sharp impact, high temperature exposure etc.

The phenomena of hard disk failure is raising higher and higher; as to increase the read and write speed, today we have latest hard disk rotating amazingly faster and this immense revolving speed generates massive centrifugal force, a single adverse cause in the course of normal operation can cause severe hard disk failure. 


Hard Disk Data Recovery:

Hard disk data recovery is the process of recovering the trapped data from the damage hard disk device, when it can not be accessed in normal circumstance.

Several Techniques are used to retrieving data from damaged hard disk and techniques vary accordingly. It can be done by moving disk drive to a working CPU, or may have to open the disk drive and replace parts such as read/write heads, arms and chips and sometime the platters have to be removed and placed into another drive.

Physical damage can not be repaired by the general users, as it requires clean and dust free lab environment, in addition proper hardware and technical expertise; where under microscopic examination with proper tool and techniques, the damage drive is put on to observation for data salvaging.






Last Updated ( Friday, 08 August 2008 )
 
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