Monday 18 August 2014

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EFFECTS OF DUST & DIRT IN PC'S


 Be proactive! Take personal computer maintenance seriously and your computer will last longer.

Dust is truly an enemy of any PC, may it be a desktop, laptop, or netbook, If the dust has a way in it can do damage. D...ust acts like a blanket to warm your computers sensitive electronics. Over time the build up of dust can effect the reliability and most definitely shorten the life expectancy of the device. Protect your investment by keeping it clean and free of dust buildup.

PC performance issues due to dust
Components covered in dust run much hotter than they were designed to, and the computers central processing unit (CPU) could start to throttle its performance. Throttling is a method used to prevent the CPU from over heating, the computers performance drops significantly for no apparent reason. The computer becomes slow and unresponsive, similar to virus or malware activity. Some CPU's don't utilize throttling and simply shut off, or Windows crashes displaying a blue screen once they begin to overheat.

"COMPUTER NEEDS TO BE DUSTED AT LEAST ONCE EVERY 3 MONTHS."

Dirty fans are loud
Computers with really dirty fans are louder than normal due to the fans having to run at higher speeds in order to cool the components. If your computer has gotten louder over time it is not because it is getting older, it is most likely due to dust and dirt build up. If a computer is throttling or crashing it needs to be investigated. With desktops it is easy just open the case and take a look inside. Laptops are a bit harder and may need to be disassembled to thoroughly clean them. Either way just ignoring the warning signs can possibly lead to a complete system failure. A quick look inside can mean the difference between simply cleaning the PC, or possibly having to buy new parts, or even buying a new computer.

Just like a car over heating a PC will fire up and run again once it has had time to cool. However, once you turn it back on the cycle starts over again. Doing this over and over could potentially ruin the computer causing damage due to excessive heat. Not only potentially ruining the computer, but gradually corrupting the file system which may warrant reloading the operating system to repair the damage.

Fans and heatsinks

Fans are the primary cooling system in most computers. They bring cool air into the case and push warm air out. They also blow air directly onto heatsinks which cool components like the central processing unit (CPU). Heatsinks are finned metal blocks that dissipate the heat generated by the chip they are seated to. The fins allow air to flow through them transferring the heat into the case which is blown out by a case fan. If any of these fans fail the system can become much hotter than it was intended to get. A computer with failed fans may work all winter long and then start to fail badly during summer months.

A plugged heatsink is worthless for cooling, it will get hotter and hotter with the component it is trying to cool. A sign of this happening is the computer becomes much louder as the fan has to spin faster and faster to perform normal duties. Don't ignore a louder than normal computer.

Sometimes fans go quiet as well. If your computer is suddenly quiet that would be a good time to take a look inside. The video card below went with a bang. Apparently a very loud bang that was described like a fire cracker. However, the end user needed the computer so they keep using it until it would freeze or crash. Repeating the process over and over again. The video card got hot enough to change the color of the board from red to brown in spots and by using it the end user risked fire and ruining the computer.

Removing the dust

Fans can get so clogged with dust that they can be rendered ineffective. Fans are constantly forcing dust onto the heatsinks, eventually this build up can stop the fan from spinning at all. It is important to open you computer case and dust the inside once every six months for dusty environments, once a year for normal amounts of dust. People who have indoor pets and or are smokers need to dust more often.

One important recommendation is to not blow air directly into an open or closed DVD, CD-ROM, or Blu-ray drive to prevent fouling the laser with dust.

Before you begin

Before you begin cleaning your PC pcmd just wants you to know If you choose to use anything to dust your computer pcmd takes no responsibility if things go wrong. The tips outlined are for information only and do not mean that anyone can or should dust their own PC.

Before dusting the inside of your PC unplug the power cord and all peripherals. Never touch any internal components without properly grounding yourself. One way to do this is to touch a metal part of the case before you begin. The best way to be sure you are grounded is to use a grounding strap and mat. Do not proceed with dusting your own computer if you are not comfortable with doing mechanical things yourself or you in any way question what you are doing.

Computers need to be cleaned on a regular basis and if you have more than one it can take quite a few cans of compressed air to effectively clean them. Consider buying a blower made specifically for computers. I would not recommend an air compressor unless you have a properly maintained water trap, and a working pressure regulator. As always use caution and proper settings.

Photo: EFFECTS OF DUST & DIRT 

Be proactive! Take personal computer maintenance seriously and your computer will last longer.

Dust is truly an enemy of any PC, may it be a desktop, laptop, or netbook, If the dust has a way in it can do damage. Dust acts like a blanket to warm your computers sensitive electronics. Over time the build up of dust can effect the reliability and most definitely shorten the life expectancy of the device. Protect your investment by keeping it clean and free of dust buildup.

PC performance issues due to dust
Components covered in dust run much hotter than they were designed to, and the computers central processing unit (CPU) could start to throttle its performance. Throttling is a method used to prevent the CPU from over heating, the computers performance drops significantly for no apparent reason. The computer becomes slow and unresponsive, similar to virus or malware activity. Some CPU's don't utilize throttling and simply shut off, or Windows crashes displaying a blue screen once they begin to overheat.

"COMPUTER NEEDS TO BE DUSTED AT LEAST ONCE EVERY 3 MONTHS."

Dirty fans are loud
Computers with really dirty fans are louder than normal due to the fans having to run at higher speeds in order to cool the components. If your computer has gotten louder over time it is not because it is getting older, it is most likely due to dust and dirt build up. If a computer is throttling or crashing it needs to be investigated. With desktops it is easy just open the case and take a look inside. Laptops are a bit harder and may need to be disassembled to thoroughly clean them. Either way just ignoring the warning signs can possibly lead to a complete system failure. A quick look inside can mean the difference between simply cleaning the PC, or possibly having to buy new parts, or even buying a new computer.

Just like a car over heating a PC will fire up and run again once it has had time to cool. However, once you turn it back on the cycle starts over again. Doing this over and over could potentially ruin the computer causing damage due to excessive heat. Not only potentially ruining the computer, but gradually corrupting the file system which may warrant reloading the operating system to repair the damage.

Fans and heatsinks

Fans are the primary cooling system in most computers. They bring cool air into the case and push warm air out. They also blow air directly onto heatsinks which cool components like the central processing unit (CPU). Heatsinks are finned metal blocks that dissipate the heat generated by the chip they are seated to. The fins allow air to flow through them transferring the heat into the case which is blown out by a case fan. If any of these fans fail the system can become much hotter than it was intended to get. A computer with failed fans may work all winter long and then start to fail badly during summer months.

A plugged heatsink is worthless for cooling, it will get hotter and hotter with the component it is trying to cool. A sign of this happening is the computer becomes much louder as the fan has to spin faster and faster to perform normal duties. Don't ignore a louder than normal computer.

Sometimes fans go quiet as well. If your computer is suddenly quiet that would be a good time to take a look inside. The video card below went with a bang. Apparently a very loud bang that was described like a fire cracker. However, the end user needed the computer so they keep using it until it would freeze or crash. Repeating the process over and over again. The video card got hot enough to change the color of the board from red to brown in spots and by using it the end user risked fire and ruining the computer.

Removing the dust

Fans can get so clogged with dust that they can be rendered ineffective. Fans are constantly forcing dust onto the heatsinks, eventually this build up can stop the fan from spinning at all. It is important to open you computer case and dust the inside once every six months for dusty environments, once a year for normal amounts of dust. People who have indoor pets and or are smokers need to dust more often.

One important recommendation is to not blow air directly into an open or closed DVD, CD-ROM, or Blu-ray drive to prevent fouling the laser with dust.

Before you begin

Before you begin cleaning your PC pcmd just wants you to know If you choose to use anything to dust your computer pcmd takes no responsibility if things go wrong. The tips outlined are for information only and do not mean that anyone can or should dust their own PC.

Before dusting the inside of your PC unplug the power cord and all peripherals. Never touch any internal components without properly grounding yourself. One way to do this is to touch a metal part of the case before you begin. The best way to be sure you are grounded is to use a grounding strap and mat. Do not proceed with dusting your own computer if you are not comfortable with doing mechanical things yourself or you in any way question what you are doing.

Computers need to be cleaned on a regular basis and if you have more than one it can take quite a few cans of compressed air to effectively clean them. Consider buying a blower made specifically for computers. I would not recommend an air compressor unless you have a properly maintained water trap, and a working pressure regulator. As always use caution and proper settings.


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