Thursday, December 6, 2012

0 How To Choose A Monitor for Your Computer


Because of the many choices we have now when it comes to computer monitor, choosing a monitor that complements our computer has become a real challenge. Unlike before, when we only have very limited choices and we must choose between two or three types of computer screens only, we are not faced with so many choices that could make our heads reel particularly if we are not really aware of these things. If you are one of those people who are at a loss as to the criteria to follow when choosing a computer monitor, do not worry. It's not really as bad as you think it is. If you can not make up your mind what kind of monitors you want, here are some points to consider for you. 

 Traditional instructors (CTR) v the LCD The computer monitor provides instant feedback by giving you a picture of the text that you type keyboards or image that you created or downloaded on your computer so it is very important that you get a computer screen well so you'll be able to see properly the texts and images on the screen. The traditional monitor, much like that the screen on your computer, using cathode ray tube (CTR). Traditional instructors give you greater viewing angle so you can watch in a much wider compared to most other types of computer monitor. However, this type of monitor comes with a deep image tube which can take up much space. If you have limited space in your work area, this type of screen can be like a pig space and leave little space for your work. If you use a Hewlett-Packard (HP) computer, a traditional monitor will probably look awkward with it. 

Note that home and home office laptops from HP are state of the art equipment so that it would be a good idea to use one of the latest models of computer screens with them. Compared to traditional screens, the display liquid crystal display (LCD) occupies less space. LCD monitors are designed as flat screen monitors that can easily fit into a small area. If you use an HP Pavilion Slimline, this type of screen look great with your HP computer. Note that the LCD complete functionality of your thin HP Pavilion. Since the LCD uses digital technology, this type of computer monitor gives you greater compliance compared to conventional screen. In addition, this type of screen does not react to interference from high power magnetic fields so there is less chance for you to get disturbed while working.

Wednesday, October 17, 2012

0 Cheap, High-Quality Laptops for Students to Consider




 
When it comes to laptops, students have a harder time going about which ones to buy. On the one hand, they are at an age when video games and media content are among the priority considerations for a computer, necessitating sufficiently powerful laptop components. On the other hand, they are also at that point in their lives where they are more often than not financially severely limited.

If you count yourself among them, below are some under-$600 portable PCs with fairly brawny laptop partsto help you get started. 

1.       HP Pavilion dv6z Quad Edition


The 15-inch HP Pavilion dv6z Quad Edition is one hefty laptop indeed, and I’m not just talking about its size. The laptop is powered by an AMD Fusion APU which grants it more graphical power than the average chipset with an integrated GPU.

For added oomph, there’s also the optional Radeon HD 7690M dedicated video card which you can get for just an additional $75. Granted, it puts the total price of the unit at $25 beyond the desired $600 price point (the base price of the laptop is $549); but if you really think about it, that’s still a couple of hundred dollars cheaper than other laptops with comparable graphics capabilities.
  
2.       Dell Inspiron 14z


If you’re not that big a fan of video games, the Dell Inspiron 14z may be your ticket. It is powered by an Intel Core i3 processor which is more than enough to run most current programs without a hitch. Also, the laptop is still able to run some of the more recent games if you are so inclined, although you’ll have to make do with lowered graphical settings.

It’s 14 inch, 4 pound chassis makes the Inspiron 14z one of the lightest and thinnest laptops around. It’s available in both Fire Red and Mocha Black variants, and its battery can last you as much as six hours.

3.       Lenovo ThinkPad Edge E420


Like the Dell Inspiron 14z, the Lenovo ThinkPad Edge E420’s internal laptop parts include the Core i3 CPU, 4 GB of RAM, and a hard drive with 320 GB of storage space. Furthermore, it even costs just as much as Dell’s machine.

The laptop components and the $549 price tag are where the similarities end, though. Whereas the Inspiron 14z has greater battery life and a lighter weight, the Edge E420 seems to be a bit lacking in those departments.

Still, it makes up for those shortcomings with its excellent control inputs; hardly a surprise considering this is, after all, a Lenovo computer. The keyboard’s keys are very comfortable to use, the touchpad is highly responsive, and the trackpointer gives a great alternative to pointer movement controls.
  
4.       ASUS U31 

What’s great about this laptop is that, at $600, the laptop components installed in it make it sound like you’re getting a great deal (which you are). The Intel Core i3 CPU and the GeForce GT 520M graphics card should be able to run most current 3D games at mid to lower-high settings. Moreover, the battery can last up to eight hours of continued use.



Compared to the Pavilion dv6z, though, the screen is smaller, measuring only 13.3 inches. Still, if you can live with that in exchange for a price tag $25 cheaper, then the ASUS U31 is for you.

Monday, October 8, 2012

0 5 Easily Overlooked Things That Can Damage Your Laptop






Laptops are among the most breakable things around. They aren’t breakable because they are fragile, though. If anything, laptop manufacturers make sure that laptop parts are encased in some of the hardiest computer chassis ever.

No; laptops are breakable because of their portable nature. After all, the more mobile something is, the more susceptible it is to outside forces. Often times, these outside forces even include user mishandling.

Below are five easily overlooked things that can surprisingly do a lot of damage to your laptop components. 

1.       Not providing adequate ventilation conditions


Laptop parts are housed in chassis that, if current trends continue, seem to be getting smaller and smaller. To counter this, said laptop parts are designed to be more efficient with their power-to-heat-generation ratio.

That said, heat is still generated. To that end, adequate ventilation has to be maintained, and this entails clearing the pathways for air to flow through, i.e. the laptops’ air vents.
 
The problem comes in when people place their laptops on collapsible “surfaces” (such as they are) like blankets. These tend to fold over and cover the vents, forcing the heat to accumulate inside the laptops and making them overheat.

2.       Too much shaking

While solid state drives are slowly but surely becoming the norm for laptops, many current ones are still equipped with hard drives. These HDs contain a lot of moving mechanical parts. When a laptop with an HD is shaken for prolonged periods, there is a very real danger of the HD’s parts moving too much, possibly leading to corrupted data; or worse, the HD itself being broken.


  
3.       Using the screen half of the laptop like a handle

Some people are just so irresponsible that they handle their stuff with less care than one would like them to. Some of them are just too filthy rich to care (although that doesn’t necessarily mean I condone their actions); but others are just unforgivably unaware.

And it doesn’t even stop at laptop screens. Some grab their laptops by one side of the chassis (increasing the chances for violent shaking, which leads to Item #2); while others shockingly dangle theirs via opened optical drives.

The only proper way to carry a laptop is with both hands, balancing the computer by carrying both its sides. Any other way is just asking for trouble.
  
4.       Cord-mangling

As many people whose “OC senses” tingle at the sight of tangled cords, there are probably just as many who couldn’t care less.

They should, though, because tangled cords do have a breaking point, after which they just become mangled. This is worse if the break occurs inside the wire and not out, since it could be a while before users can come to the conclusion that their laptops’ problems probably lie in severed connections.


  
5.       Foregoing a laptop bag


Finally, some people take laptop bags for granted, deeming them as mere accessories that most can do without. However, the fact of the matter is that laptops are meant to be taken outside; and when out, sufficient protection is an absolute necessity.



Sunday, September 23, 2012

0 Computer Virus



What is a computer virus?

Computer viruses in general is a software application that spreads from one computer to another and cause system disruption undesired operation. It can damage and destroy data on your hard drive, spreading to other computers via e-mail, and also removes all the data on your hard disk will result in failure of the entire system. It is a fact that most computer viruses are spread through e-mail and can also infect your pc when you are engaged in an instant messaging conversation. Therefore it is very important that you only open e-mails that you already know and avoid opening any suspicious e-mail and contains an attachment. Whether it is harmless and contain greeting cards, pictures or sound files that you have to be careful. Every time you download the application software from the internet, you should also take caution as most of these free programs a lot of spyware, adware or virus related software that can infect your pc immediately when the installation is carried out. The only safe way to remove this kind of infection is to use a virus remover free tools to ensure that any infection safely removed without further damage. This is important as an additional way to get rid of trojan virus software from your operating system to other harmful content.

How virus spread?:

1. By E-mail - As we are all aware that yg e-mail will contain attachments that will trigger the installation of malicious self to take place and hid in the computer as soon as you open or download the attachment. Therefore, it is very important to our well-known only open email only.

2. Free program / Bundle - What most people do not realize that the majority of free programs that you download from the internet a lot of spyware, adware and viruses that will infect your system files when the application is installed.

Between Symptoms Your Computer Infected Virus:

1. Your computer starts to operate at a slower speed than normal

2. Pc you to 'hang' and frequently damaged

3. Your computer reboots itself continuously after a few minutes of operation

4. Most of these programs and the application will not function properly.

5. Severe decline in the overall desktop function caused by a viral infection using large amounts of memory

6. Some hard disk (hard disk) is not accessible

7. Your pc displays an unknown error messages regularly

8. Desktop various menus and dialog boxes may vary

9. Removal of 'shortcut icon' anti-virus program as well as programs on your pc desktop

10. Unknown new icon appears on the desktop that is usually associated with pornography or gambling

11. Task Manager can not function properly

How To Protect Your PC From Virus Threats:

1. Turn your firewall on your pc

2. Use a free virus removal tool

3. Always make sure that your security settings in Internet Explorer are correct

4. Always make sure that you regularly update your anti virus software program with updated information

5. Avoid downloading suspicious files from the internet

6. Do not visit unknown websites because it can trigger infectious installation without your knowledge

Most virus programs can replicate itself and infect a computer without realizing directly by the user. Most of these programs are malicious software programmed simply to cut the system files, damaging programs and reformatting your hard drive. The most common symptoms associated with computer virus is causing the speed of your computer's operating system to slow down as a result of the fact that these programs use a large amount of system memory. Through task manager you will be able to see the memory usage of the programs currently running on your computer. This will allow you to 'disable' any program that consume high amounts of memory. The most modern equipment designed to scan various programs on your computer hoping to identify the virus signature pattern and new fashion. Signature is bye pattern that shows a certain part of the family of viruses, so if an antivirus or virus remover tools that detect signatures or patterns in a well-infected file it immediately informs the user that the file will either be deleted or quarantined. Sometimes it can be very difficult to detect signatures of malicious virus infections yg like this as they are often able to modify their code on different infections.

Saturday, September 22, 2012

0 Computer As Fax Machine


Did you know that your computer can be used as a fax machine. This will save you the cost because no longer need to purchase a separate fax machine. In fact, it may be more sophisticated than the typical fax machine.

Requirements:

1 - Computer
2 - Line telephone
3 - Modem
4 - Software

Software
The most advanced software for use as a fax machine is Norton Winfax. It should be available through stores that sell software. There are also programs that are offered for free on the internet, but none of the approaches Winfax terms of ease and sophistication.
The advantage of using Winfax

1 - You no longer have to print the document and then fax using ordinary fax machine. You just need to "print", select the Winfax printer, then click OK. Document then proceeds available for difax. This saves paper.

2 - You can keep all the names and addresses in Winfax. No longer need look no fax number using the manual method.

3 - Fax that have been sent and received can be kept as a record. It can be read back at any time. It can also be didelete manually or automatically (eg, fax received the last 30 days will be automatically didelete) by selecting the appropriate option.

4 - Broadcast: Sending fax to several places at once is a simple matter. For example, you can set to send the fax to the A, B, C and D. Winfax will try to send a fax to A. If A is engaged or unanswered, it will be sent to B. And so on. Then, it will try to send back to places that have not been delivered, for example A.

5 - You can set how many times it should try to send to a place if the lines are not answered or engaged.

6 - Can be set at what fax to be sent. For example, can be set so that the fax is sent at 12 am, etc.. You would not have to stay up nights, as long as the computer is ON.

7 - Can be set to answer fax computer automatically or manually.

8 - Can set FORWARDING. For example, if your computer is in the office to receive fax at 12 pm until 8 am, it can be set to send the fax to another phone number, for example to your home.


Friday, September 21, 2012

0 Term Problem To The Computer



When your computer problems, there are two possible effects:

1. There was an error in the computer software (Software).

2. There are faults in computer hardware (Hardware).

Here are some Isti; ah commonly used in connection with a computer breakdown.

HANG - When a computer can not do anything about it. It does not respond even if you press the keys on the keyboard (keyboard) or when you click the mouse (the mouse).

CRASH - When the hard disk (Hard Disk) fails. Usually it is followed by a warning elert (warning message.

BUG - Error or a bug in the software. sometimes bugs can cause the computer to hang or crash.

Glitch - When a computer is acting strange, not as expected. Computer said no glitch when you give a command, the computer do things other than what you ordered.

Thursday, September 20, 2012

0 Step-By-Step Procedure in Replacing Your Laptop’s CPU




Laptop replacement parts sure have come a long way since computer manufacturers started making laptop components more accessible to casual consumers about a decade or so ago. With modern laptop designs not being as rigid anymore, more and more laptops have seen their expected lifespans increased with a few swaps here and there.

Not all laptop parts are easily replaceable, though. While most current laptops come with removable panels that allow access to RAM’s and/or hard drives, manufacturers are still wary of letting users tinker with GPUs. Still, they do indicate whether laptop GPUs are dedicated (individual parts, i.e. replaceable) or integrated with the motherboard, so at least that’s something.

CPUs, though, are a different matter entirely. Most laptop CPUs are even soldered right into their motherboards to really ensure that daring users won’t be able to mess around with them.



Preparations

If you’ve the mind to, though, it is possible to upgrade your laptop’s CPU, provided that it’s detachable and not soldered in. Consult with your laptop’s manual or the internet to find out whether the CPU is removable.

If it is, find out which socket type it has. Needless to say, you’ll want to replace it with a more powerful processor that has the same socket type.

Other things to prepare: A screwdriver, thermal paste, a lint-free rag, and a bottle of 99% isopropyl alcohol. Also, wear an antistatic wrist wrap to prevent unwanted electrostatic discharges to the laptop parts.

Once all these are in order, proceed with the replacement.

Procedure


There’s a good chance that your laptop’s existing BIOS won’t be compatible with newer processors, so make sure to update it. You can go over to the laptop manufacturer’s website to download and install the necessary updates.

2.  Remove the hinges from your laptop by prying them off gently with the screwdriver. Make sure not to apply too much force, as you could irreversibly damage your laptop’s chassis.

3.  Once the hinges are removed, the keyboards screws will be uncovered. Unscrew these to remove the keyboard. Don’t forget to unplug the keyboard from its connector before completely removing it.

4.   Remove the laptop’s upper half (the one with the screen) by removing its screws at the bottom and the back of the laptop case. Unplug its connector and Wi-Fi cables as well.

5.  Remove the laptop’s Blu-ray or DVD drive. Some models allow you to simply unlatch the optical drives. With others, you have to unscrew them.

6. Unscrew the shell covering of the laptop’s bottom half.

7.  If your laptop’s CPU is placed under the GPU, promptly remove the video card first. Some laptop models have their GPUs screwed in place. If yours isn’t, simply pull it out of its socket.

8. Use the screwdriver to unscrew the heat sink off the top of the CPU.

9. Turn the CPU’s locking screw counterclockwise to unlock it, and gently lift the processor up. When putting in its replacement, make sure that it’s aligned well. Finally, turn the locking screw clockwise to lock it back in place.

Some laptops use locking bars akin to desktops instead of locking screws. Aside from the fact that you pull these bars up and push them down instead of turning them around, this step remains largely the same.

10.   Place the heatsink back on top. Before doing so, though, make sure that the thermal compound (the silver-gray gunk) on its bottom is wiped off. Do this using the lint-free rag and the alcohol. After cleaning it off, apply a new coating of thermal paste.  

11.   Put your laptop back together; and voila! Instant souped-up laptop! Enjoy the performance boost!



 

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