For those of us who own home computers and, therefore printers with which to accompany them, the thought we give to ink is more pronounced as we labor to stay ahead of ink cartridge replacements.

Working with a computer, and a home printer, means that we’ll be faced with ink replacement on a regular basis. And if we’re not vigilant on this front we’re often faced with a surprise shortage of ink that compromises the success of whatever project in which we are engaged.

Printer ink is housed in an ink cartridge and more often than not consumers will replace the entire cartridge when their ink supply runs out. However, there is an alternative in which you can simply replace the ink within the cartridge thus eliminating unneeded waste and keeping costs to a minimum. There are supply stores that can replace your ink or do-it-yourself kits that allow you … Read the rest

• Size: do you need a Smart car or a BMW X5 (i.e. what are the dimensions of the LED screen you want to install?)
• Power: do you want to drive it at race circuits or you need it just to do the grocery? (i.e. what’s the resolution of the LED screen?). Note for beginners: resolution = distance between the pixels: the closer they are, the better is the image at shorter viewing distances.
• Reliability: premium car brands use premium materials and are therefore able to provide longer warranties (i.e. so do LED screens’ manufactures)
• Credentials: how much do you value the world-class service provided by Toyota? (i.e. beware of newly established Asian companies without a proven technology and history)
• Training: BMW gives a 2 days safe-drive course to any Customer that purchases the new sport series. (i.e. beware of LED screen manufactures that offer no or minimum training on how

Today’s laptop market offers a wide selection of laptops with different features. With so many options, buyers are advised to carefully evaluate their needs and compare features of different laptops before purchasing them. Processor speed is one of the key factors for the comparison of laptops. It determines the speed at which the laptop can retrieve data and information. The lower the speed the cheaper the laptop is. System memory is another significant factor to be considered while comparing laptops. System memory is essential for operating multiple functions simultaneously. 128Mb and 256Mb are sufficient for normal operations. If the user needs to perform complex and multiple functions, 512Mb is recommended. The hard drive stores files, data, documents, and other information on the laptop. 10GB to 20GB hard drives are sufficient for laptops. The optical drive refers to external storage readers and can be a CD-ROM, CD-RW, or DVD-ROM or RW … Read the rest

LAN are typically used in a small area, say, a building or an office complex. The need for LANs really cropped when PCs appeared on the computing scene. A point to be noted before we discuss anything more is that there are many different versions of LAN being sold in the market by many different vendors. Most. LANs support live or more terminals. There are LANs which support even one hundred terminals. The figure shows several terminals attached to the file server. In many networks these terminals, can be either dumb or intelligent. A dumb terminal is nothing but a keyboard and monitor and a small interface unit which links it to the host computer.

The user siding at the dumb terminal can access the host, but since the terminal does not have- a hard disk or a floppy disk drive he has to store all his data on the … Read the rest

We will be speaking today about this laptops that have a touchpad as their pointing device and most of all, we will be speaking about how to clean the laptops’ touchpad. Cleaning your laptop touchpads improves the quality of the motion and response of the touchpad.

Because touchpads are sealed, you will not need to worry about dirt or dust entering your laptop. Instead yourself as a constant user will probably make your touchpad dirty. Yes, even if you may not be aware and as clean as you may be, your fingers are actually greasy. This grease, while working with your laptops’ touchpad gets on it making it more difficult to use after a period of time.

So, once in a while you have to clean the laptop touchpad. This can be easily done with a damp cloth with a bit of 50% solution of isopropyl alcohol.Or use a small … Read the rest

The new cartridge is much smaller now this changes things a lot with regard to refilling. The problem is that the entire sponge must be filled with ink in order to hold the recommended amount of ink. This is hard to achieve for the amateur because of air in the sponge.

The professional filler fills the cartridge under a high vacuum this removes the air and then the ink is injected. Only after the sponge is filled completely is air let back into the cartridge. This works very well and if the empty is a good one it almost always results in a working cartridge. Now we are talking about the small cartridges produced in the last 2 or 3 years. That is like the small the HP 56 and 57and The Lexmark 16 and 26.

So what can you do to increase your chances of success? First thing is … Read the rest

So where should you buy a Flash Drive? What should you use it for? What size Flash Drive should you buy? What precautions should you take in using a Flash Drive? These topics and more are covered in this article.

Flash Drives can be used to back up files created on nearly any computer that has a USB port. This is especially useful if you are using a program such as Microsoft Word at a public library or a university. Flash Drives are also useful for ordinary tasks such as copying files between two computers in your home, or your computer and a friend’s computer. While you can also accomplish these tasks using CD or CD rewrite media, flash is often more convenient and easier to use.

Flash Drives can also hold large amounts of mp3 or picture files. For example, a 1 GB Flash Drive can hold 16 hours … Read the rest

There are many types of batteries that include nickel-cadmium batteries, Lithium ion batteries and nickel hydride. The price of these batteries depends on the material that is used for manufacturing them. A nickel cadmium battery is the cheapest among all the three types of batteries mentioned above.

The price of a nickel cadmium battery can range from $50 to$100 whereas a nickel hydride battery is slightly costlier compared to cadmium batteries. The price of a nickel hydride battery can range from $80 to $150. A lithium polymer battery is more expensive compared to the other two types of batteries that are mentioned above.

Another invention that is revolutionizing laptop batteries are the new external batteries that offer a run-time of about seven hours (also depends on the programs being used on the laptop) at about half the price. Many vendors on the Internet offer batteries at low cost if bought … Read the rest

Pick up any local classified, and you will find that there are literally hundreds of ads claiming to give you the best deals on surplus computer parts. When buying surplus computer parts, always be careful and buy it from a reputed dealer. This way, the chances of a part going bad or not working at all is minimized.

When buying any used part, look out for minor damages that are not visible at first. For instance, if you are in the market for a used laptop screen, look in the corners for any chipped plastic around the LCD screen. Such attention to detail is necessary to avoid future hassles. What this means is that virtually any component that you want to buy should be checked thoroughly. Wires are a good example. An overheated wire, for example, could be potentially dangerous to use. Same is the case with a melted cord … Read the rest