แสดงบทความที่มีป้ายกำกับ Computer แสดงบทความทั้งหมด
แสดงบทความที่มีป้ายกำกับ Computer แสดงบทความทั้งหมด

วันอังคารที่ 21 กุมภาพันธ์ พ.ศ. 2555

Remote Computer support - The Best explication for Your Computer Woes

Think of a situation where you boot up your computer which truly takes ages to show you the desktop icons and the occasion you try to open up Internet Explorer or Mozilla Firefox to go to your favorite website, it either takes you to some unscrupulous website which you never intended to visit or else hundreds of unwanted pop-ups related to file-errors and virus warning made your morning a perfect Hell!! So what to do? A local computer heal service supplier is the first choice that comes to our mind but along with the hefty cost that is complicated in intriguing a local technician other factors like the "turn-around-time" to jump into the issue is very important.

Instead of a local technician if you call up a toll free estimate for getting computer related help over the phone then you truly gain in terms of money and priceless time. The "turn-around- time" is real quick because most of the times the continuous research and improvement that they do pay off when a real issue comes up. The resolution is quick and accurate. Generally, the remote computer keep technician tries to take a remote session of your computer with your permission of-course and you sit and watch your monitor while the technician does the work. It is safe and derive and your privacy is Not compromised under any circumstance. The interaction between the technician and you often becomes a memorable experience as you talk about a lot of other things as well which makes the experience anything else other than boring.

Best Desktop Computer

Still citizen have to understand what to expect and what is not truly potential on a remote computer support. Well, language(for over-seas locations) is not truly a barrier if the technician is well trained in his transportation skills which commonly the company takes care of and software problems together with virus issues and connectivity issues between the computer and router is there and can be resolved according to your expectation.

Computer optimization and wireless/wired security and configuring your existing antivirus and firewall can be successfully taken care of. These technicians are trained in such a way that they exactly know what you might see when you click on something and so even if a remote session is not possible, tough situations like installing a whole operating principles can be done quite painlessly and successfully over the phone. However, both the technician and the user of the computer have to be outpatient and comprehension towards each other. All the time keep the required driver disks handy like the operating principles disc and other driver Cds. These help the technician to determine operating principles related issues in a better way and in lesser time.

You can truly install a network printer or configure a router with the help of remote computer support---so specialized the remote keep technicians are. You can truly experience the joy of fixing your computer yourself if a remote session is not applicable in your case may be due to unavailability of a workable internet connection. However, hardware keep is puny to pathology only and doing small things like Ram (memory) reset and reloading the battery in a laptop. So we might finish by saying that onsite keep might not All the time be the only choice and the best choice for us when a tech-support is concerned.

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วันอังคารที่ 7 กุมภาพันธ์ พ.ศ. 2555

Most common Computer Malfunctions

If you have a computer, I have news for you. It is going to malfunction, commonly at the worst inherent time and often for no apparent reason. It isn't something we look send to, because it is very easy to end up spending a day or so trying to outline out what is wrong and getting it fixed. My most modern issue complex some of my desktop icons vanishing, namely the ones that allowed me to control volume and told me how much battery life I had left. The fix ended up being a quick one, once I undoubtedly found the explication that worked. But getting there was a harrowing experience indeed.

It is also a fact that user error plays a huge part in computer glitches. Visiting sites that harbor malicious codes or software, downloading programs without checking to see either or not they may cause harm, or plainly asking the computer to do more than it is effectively able to do with the resources provided. Many times we are the cause of what goes wrong.

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Many computer malfunctions may also be the result of power surges such as lightning. This can commonly be avoided through the use of a surge protector. If you do not have one, get one now and attach all of your comp's connections through it to avoid an unpleasant episode.

Computers may also fall victim to viruses. Contrary to favorite belief, most viruses do not wipe your hard drive or destroy your Pc, but rather they install and then strike for home to make nuisances of themselves. My most modern experience with a virus came disguising itself as an anti-virus program. Of course it was a fake, the idea being for you to believe its warning about your computer being infected and click on their link to download the fix. In reality, all it would be doing is scarfing up your reputation card information. Viruses can commonly be removed by use of any amount of removal tools, such as Malwarebytes, or Avast!

Newer viruses are even more malicious in that they install themselves on your comp, turn various registry settings, and then eliminate themselves. The virus is gone, but the damage it has done remains, requiring specialized help to correct. It isn't advisable to go poking around a computer's registry settings unless you undoubtedly know what you are doing. Changing the wrong thing may end up manufacture a bad situation worse.

Quite perhaps the particular most coarse qoute is the inability to passage your Pc at all. When you turn on your computer, nothing happens. Once you have had your intelligence insulted by being told to check and make sure the unit is plugged in, check out the power provide inside the unit and make sure it is functioning properly. If the comp appears to be running but the monitor is blank, check the unit's video card.

Of course you can always cut down on inherent problems by running general system tools such as Disk Defragmenter, ScanDisk, and Disk Cleanup. In addition, keep a can of compressed air handy to remove dust from your unit, cutting down on the possibility of a short.

Other problems are less noticeable, such as the unavoidable slowdown of your system over time. The more programs that are installed and running simultaneously, the slower your system will run overall. Make it a good habit of commonly emptying your cache files, cleaning your registry, and manufacture sure all of your software is up to date. My current desktop is roughly seven years old and still runs just as well as my two year old laptop.

We have all had a computer ice up and crash (remember those annoying "blue screens of death"?); these are most often the result of out of date drivers. Keep all of your hardware drivers up to date on a quarterly basis. Expanding the amount of memory will also help your comp run better.

You may also hear unusual sounds arrival out of your Cpu (or "tower"). Clicking, buzzing, and squealing sounds are not uncommon and may be the result of damaged electronic components within the unit. In many cases you may be able to fix the qoute yourself, however if it comes down to dealing with delicate software or your hard drive, your best bet is to call in a fine computer technician.

Staying on top of your computer issues and properly maintaining the unit will go a long way towards helping to insure a long productive life for your unit.

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วันอาทิตย์ที่ 5 กุมภาพันธ์ พ.ศ. 2555

Big Bad Guide to Computer Components

Here is a normal guide on the components of the computer, what they do, and what regularly happens when they get damaged/malfunction.

Computer Case:

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This is probably what 75% of the people in the world with a computer only see. They most likely never open this thing up and in effect see what makes their computer work. There are any separate sizes of computer cases. The main two however are Mid-Tower and Tower. Tower being around twice the size of a Mid-Tower and able to pack a lot more stuff into it. There are also "portable" cases that just look like big blocks.

A computer case can have any separate uses depending on the quality of the constructor and the design. A few things it is used for are:

Protecting your hardware!

Cooling your hardware!

Providing easy passage to your motherboard and other components, such as the back of the computer with all those nifty plugs and holes? Yeah when you plug something in back there it hooks up to either the motherboard or components such as graphics cards, sound cards, etc.

So the computer cases main function is basically to ensure that your hardware does not get damaged, and makes it easy for people who do not know much about computers to easy hook all the components up and make it run.

Power provide Unit (Psu)-

Probably one of the most important parts of your computer (well they are all important) and provides power to your motherboard, graphics card, and all things else that needs power in your case. Most people only know the power provide as the thing you plug the cord in to get power from a socket to the computer. They also have a nifty fan next to the plug!

Low quality power supplies often come with a case, however you can always upgrade to a higher quality brand such as Corsair or Pcp&C.

A power provide has a slew of cables for connecting to separate things such as the motherboard, disk drives, case fans, graphics cards etc.

Now the most important things you need to look at when you buy a power provide is the brand and the whole of Watts it puts out. As long as you get a brand that is 1st-3rd tier you should be fine. As for figuring out how many Watts you need to power your computer, check out a power provide calculator straight through Google.

Motherboard (Mobo):

Now this is the most important part of any computer. If the motherboard breaks, your best of buying a whole new computer unless you have customized it yourself. Motherboards contain a slew of connectors and slots and when you put your first computer together it might be a little intimidating not knowing where to plugin things.

Modern motherboards at minimum contain the following:

[*]A main socket where you insert the Cpu which is then regularly covered over with a large heat sink and/or fan.
[*]Slots where the systems memory is settled (Ram).
[*]A chip-set which forms an interface in the middle of the Cpu's front-side bus, main memory, and peripheral buses.
[*]Non-volatile memory chips containing the system's firmware or Bios for when you start up your computer
[*]A clock generator which acts as a timer to synchronize the computers separate components together.
[*]Expansion card slots, such as those for Video or Sound cards.
[*]Main power connector, which receives electrical power from the Psu and distributes it to the Cpu, chip-set, main memory, and sometimes the expansion cards, unless of policy they are provided their own power by the Psu.

It is crucial to always keep your motherboard cool, either straight through a heat sink and fan, liquid cooling, or further case fans. The hotter your Mobo gets, the shorter its life is and the more likely it is to die. If your motherboard dies, you will consideration as your computer will not be able to function. If, however you consideration problems with a lot of your hardware at once (such as graphics messing up, as well as keyboard and mouse not working) then most likely there is a problem with your motherboard.

Central Processing Unit (Cpu):

The Cpu is the brains of the computer and performs its operations. If you consideration that your computer is running slow, a outdated or bad Cpu could be the problem.

On laptops and desktop computers, the Cpu is housed in a singular chip known as a microprocessor. Motherboards and Cpu's are designed for each other, so do not try to put a brand new Cpu into a 4 year old motherboard, it will not work! If you ever open up your computer, most likely you will not see your Cpu, all you will see is a large heat sink and a fan. The heat sink regularly looks like a big block of thin metal sheets stacked intimately together. The idea is to generate the largest outside area possible in the smallest whole of space to dissipate the most heat possible.

As technology has grown over the years, there have been more and more advancements in Cpu power, originally having only one core, but now the newer versions contain as many as 4. The more cores you have, the more power you are able to crank out of the microprocessor. Multi-core processors also have the multithread quality (they can use applications that specifically sustain working all 2 or 4 cores of the Cpu). 64 bit versions of operating systems are specifically designed for multi-core Cpus

Random passage Memory (Ram):

Random passage Memory (which I will refer to as Ram) is a form of computer data warehouse that stores temporary data in any order to be accessed at any time regardless of its corporal location and either or not it is related to the old piece of data.

The type of Ram hierarchy goes as follows

Ddr3 > Ddr2 > Ddr

Pretty straightforward eh? You can regularly tell what type of Ram your computer has by the date it was built. If it was built very recently and is a high quality computer then it most likely has Ddr3 Ram, if it was built a few years ago or is a regular computer built today then it most likely has Ddr2. If it is a very old computer then it most likely has Ddr Ram.

Ram comes in any separate stick sizes, ranging from 512mb stick to 2gb stick and soon to be 4gb sticks. The more Ram you have, the faster your computer will run. however make sure that you do not put to much in, as it will be a waste of money, and your Cpu might act as a bottleneck so that that extra Ram goes to no use.

A few important numbers other then the main type of Ram are its Data Rate (measured in Mt/s, or millions of transfers per second), Command Rate (Also known as Clock Rate, measured in Hz), and the Cas latency (usually 4 sequential numbers).

Generally the higher the Data Rate and Command Rate (which is regularly half of the Data Rate) the better. Cas latency, which measures the delay time in the middle of the memory controller and memory module, is regularly best when it is a low number.

If you are unsure how these names and numbers would communicate to quality, just make sure to get Ram from a good brand. Some of the best contain Corsair, Crucial and Kingston.

Graphics Card:

Ahh the graphics card, probably the most sought after and customized part of the computer. Most low end computers do not contain a graphics card, but rather an embedded graphics chip in the motherboard. I would avoid these computers at all cost, because most likely you will be unable to play modern video games.

The two major descriptive chipset manufacturers are nVidia and Ati. however there are in effect hundreds of graphics card manufacturers. Some of the well known ones are Bfg, Sapphire, Xfx, and Evga.

The ideal graphics card for you all depends on your need for it and your price range. Also you need to make the decision for nVidia or Ati, I personally prefer nVidia however Ati is just as good. Both companies seem to match their cards shot for shot, production sure one does not blow away the other. Rather then go into a in-depth decision of graphics card comparisons, I belief I would link you to a great description on tomsharedware. They always do very good in-depth reviews of graphics cards.

http://www.tomshardware.com/reviews/radeon-geforce-price,2323.html

Hard Drive:

Well, hard drives are probably one of the most basic parts of a computer, they are used to store files, programs, etc.

Types of warehouse Drives:

Hard Drives - These simply contain one, or multiple, rotating disks. These can range in warehouse from low Gb to 1.5-2Tb drives. They also come in separate speeds, which ensue how fast your able to passage stored data. The regular speed is 7,200 rpm, but faster and more expensive drives can reach higher than 10,000 rpm.

Besides the warehouse space and drive speed, it is also important to get your drive from a good manufacturer, because rescue a few bucks getting it from a bad company can mean hard drive failure a few years, or months, down the road. Western Digital, Seagate, Hitachi and a few more are trustworthy brands.

Solid State Drives - No engaging parts, no rotating disks, much faster, much more expensive.

I can't say much about Ssd's here, since I have never owned one. Although they come in smaller warehouse sizes and are much more expensive, I have heard they are amazingly fast compared to regular hard drives. They also have a lower life span however.

I am mental of getting one for a new netbook, just to make it as fast as possible in the smallest container. If your seeing for max speed on your computer, put your Operating theory on a Ssd, and it will scream.

Note: There are also external and flash drives, but those are not part of a computer, and they are easy to use anyway!

Optical Drives:

Pretty simple, they are used for Cd/Dvd/Blue Ray reading. If the drive has a Rw or +Rw tacked on the end of it, it means it can both read and write Cd/Dvd/Blue Rays.

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วันศุกร์ที่ 3 กุมภาพันธ์ พ.ศ. 2555

The 3 Core Components You Need to think When Buying a Desktop Computer

Whether you're seeing for a laptop, notebook or desktop computer, they all adhere to the same standards and as such, when providing advice for one, it applies to most personal computers. Here is a guide to buying desktop computers and what to look for when searching for the best computers to buy.

Specifications

Best Desktop Computer

Computers have several important specs. They all add to the computer's performance, but some may not have as much an impact on what you do than others.

Central Processing Unit (Cpu)

The customary source of speed in general tasks on a personal computer is the central processing unit (Cpu). This processes all the programs you wish to run. If you wish to multi-task, such as running web browsers, media players and other agenda simultaneously, you may want to look at multi-core Cpus. They provide the capability to efficiently process many programs at once without loss in performance. The second spec you should look at would be speed, which is measured in megahertz (Mhz) and gigahertz (Ghz). Depending on the make, some higher speeds should be expected. Intel tends to boast higher speeds, whereas Amd has lower speeds, but better technology.

Graphics Card

For gaming, the main focus should be on the graphics card. This will deal with anything graphically-intensive and offer important increases if it is a capability card. For this, you will want to look to whether Nvidia or Amd/Ati for a card as they are the important competitors. The two main specs of a graphics card are core clock, and memory amount. The core clock determines how fast the graphics card is and is the most important label of a graphics card. The memory estimate will conclude how often the card needs to load things like textures into it, which may cause stuttering if it needs to swap continuously.

Memory

Finally, there are two sorts of memory. Ram is the memory which the Cpu sends things to be remembered temporarily. It will swap facts in and out permanently as it is required by the Cpu. Size and clock speed will conclude it's efficiency, commonly higher in both being better. The other type is hard disk memory. This determines how much you can store on your computer. It is measured in megabytes (Mb) and gigabytes (Gb). Modern computers want hundreds of gigabytes to successfully many games, but for man wishing to store only music and random tidbits, not videos, then a hundred at most will commonly do.

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