Maurice @ 3:21 pm
Filed under - Gadgets
Computers have been a part of our day to day lives for quite some time now but still when they crash we go ballistic and most of the time we don’t know what to do and end up calling a repair shop or our trustworthy IT man. In this article I’ll list some of the most common computer issues and a quick fix for them.

Before you continue reading this article is for computer users little to intermediate experience, if you are computer savvy you will find some of the problems listed here stupid so to save you from wasting your time, stop reading now if you are a computer geek like me.

Loss of power or no power at all

How many times you were chatting away on MSN or navigating through the web and all of sudden your computer dies away. First of all don’t panic then check to see if the lights are still on in your house. Now check the power lead if it wasn’t power cut and the lights on your power lead aren’t on it might have burned and you will need to buy a new one.

If the lights on your power lead are on check the power light on your computer if they are off check the cable connection sometimes while cleaning you accidentally touched causing it to be badly connected to your computer which in turned caused the loss of power.

Laptop users also need to be aware of their battery life, avoid keeping it plugged in all the time. Use your batteries till they are running out and then plug it in to recharge. The less you live your laptop plugged in the power supply the longer your batteries will live.

Software not responding

This is a very common issue especially if you use Windows. When software’s stop responding the first thing to do is give it a couple of seconds to see if goes back to normal if not hit CTRL+ALT+DEL all at once. You will taken to windows starting screen once there select “Task Manager”.

You will be taken back to your desktop with the Task Manager’s dialogue box open, select the program that is not responding and click on “end task”. This will close the program allowing you to run it again.

System freezing or hanging on start-up

Freezing or Handing is a term used to describe when an Operating System (OS) is running or loading and all of a sudden stop. Again this is a very common problem faced by Windows users it can happen due to a series of causes. Missing or damaged system files (ex: MBR boot file).

Considering that you are using Windows Vista or Windows 7 by now both come with System Recovery Options on their installation discs. If your computer did not come with an installation disc you will have to restart it and boot into the Advanced Boot Options screen.

Select repair your computer and press enter, follow the instruction till you reach the dialogue box where you can select start up repair and viola. Not that confident in doing this by yourself? Give your computer repair guy a call then.

Viruses and Spywares

Two distinct Internet threats that are a pain to deal with but that can be easily avoid these days. The majority of anti-viruses, paid or freeware are pretty effective in protecting your computer against these threats.

In case on of those breached your security don’t panic, check to see if your anti-virus is updated to its latest version if not, do so and get it to scan your computer in 99% of the cases it will detect the problem and remove it.

To avoid the some problem from happening again schedule periodical scan on your anti-virus and make you keep it up to date with the latest version. Don’t be lazy when you see the message that your anti-virus needs to be updated by leaving it for later.

From my experience as an IT guy for the past 20 years these are the most common problem my costumers encounter and as you can in most cases you can fix them yourselves.

About the Author

Tom is the owner of Computer Repairs Bedford and has over 20 years of experience fixing computers and giving IT support.
Article Source: http://EzineArticles.com/6702117
Maurice @ 10:58 am
Filed under - Gadgets

The Samsung UE46D7000 is a 46 Inch 3D LED TV from the cutting-edge Samsung D7000 series. Samsung has once again raised the bar in picture quality with the best yet seen from a Samsung LED screen. A combination of new and improved technologies are orchestrated to deliver the best possible picture quality, whether you are watching in 3D or 2D.

Samsung UE46D7000 46 Inch 3D LED TV

3D images are more convincing and solid than ever thanks to the 3D Hyper Real Engine, contrast ratio is optimised by a feature called Micro Dimming that creates deeper blacks and brighter whites but where the Samsung UE46D7000 excel is in it Full HD capabilities be it for live TV broadcasts, high speed sports or ordinary TV you will never be let down. Features like Ultra Clear Panel and Clear Motion rate 800 will guarantee you have the best picture quality at all times.

The Ultra Clear Panel that eliminates the gloomy look that can afflict some LCD TV sets. At the same time Clear Motion, gets to grips with motion blur and scans the image so fast that blurred sports action is a thing of the past.

The Samsung UE46D7000 has an ultra-stylish design with a bezel that’s just 5mm thick it almost looks as though the picture is floating above the stand or if you hang it on a clear painted wall it looks like a high def image projection.

Samsun ue46d7000 side

All Samsung D7000 TVs have a control panel named Smart Hub that gives you total control over all TV features in one easy to use menu. With it you choose Samsung apps, select and control external USB drives for recording, access the Electronic Programme guide, search for apps, DLNA sources and the web browser that allows you to visit other websites not covered by the built-in apps.

To complete this state-of-art interface there are 3 USB ports, none less than 4 HDMI plugs, Samsung All Share and the innovative 3D by Bluetooth that enhances 3D glasses’ battery life.

This Samsung 46 Inch 3D LED TV is equipped with pretty much everything possible a TV set can have these days with only minor downsides that would only be spotted by a trained eye and we won’t waste our time mentioning them. The Samsung UE46D7000 has received rave reviews by industry experts and customers who described it as a game changing TV.

article source: Samsung UE46D7000 A Game Changing 46 Inch 3D LED TV

Maurice @ 11:55 am
Filed under - Gadgets

Back in the days when the first coloured inkjet printers were released, one of the biggest issues was replacing the inkjet cartridges. Not that it was difficult to remove them and replace it with a new one, the problem was that they were rather expensive. A lot has changed over the years and not only inkjet cartridges became cheaper we now have the option to recharge them.

In this article I’ll highlight the benefits of buying new inkjet cartridges as well as the benefits of recharging them and let you draw your own conclusions. Feel free to leave your own experiences at the end on the comments section.

When I bought my first printer back in the early 90’s I don’t recall having the option to refill its cartridges so I had to buy new ones whenever they run out. At the time they were quite expensive, and my mum use to go ballistic when I asked for money to buy new inks for my printer.

Nowadays things are slightly different thanks to an increase in competition and compatible inkjet cartridges that forced the major companies to lower the price of their inks. Mind you, even the prices of printers have come down a lot recently that is subject for another article.

Depending on your printer you can find inks for as low as F10 that is for original cartridges, if you go with the compatible ones prices could plunge even further. Original inkjet cartridges still have a slight advantage over compatibles ones as they last longer.

For those of you looking to buy a new inkjet printer I suggest you do your research thoroughly and look for the ones that offer the lowest costs per printer page and don’t forget to ask how much will cost you to replace the cartridges.

Since the late 90’s, correct me if I’m wrong, a new alternative for those of us living on tight budget at the time came up. Refilling inkjet cartridges, a cost effective way to keep your printer running at all times. Refilling your cartridges is still one of the most cost effective ways to maintain a printer and nowadays you can do it yourself, no need to take it to the refilling shop and wait a day or two to pick up the refilled cartridges.

The downside of refilling is that the inks don’t seem to last as long when you use original inkjet cartridges at least that is what I’ve noticed over the years.

But if we analyse the cost per page printed when you refill your used inkjet cartridges it works out at less then 1p per page. Bear in mind that manufacturers are also advertising that with their original inks you can also reach those figures.

So, what do you think is the real money saver? Buying new inkjet cartridges or refilling them? From my personal experience I think buying cheap inkjet cartridges is the real money saver. Leave your thoughts in the comments section below.

Maurice @ 4:14 pm
Filed under - Gadgets

Experience home entertainment with full HD 3D, it’s a whole new dimension.
The Sony KDL-60LX903 LCD HD 3D TV lays down an exciting and beautiful monolothic design, with a distinct flat sheet fascia to look amazing even when not in use. The 1080p full HD works in conjunction with a choice of Sony technologies to offer an astonishingly vivid and sharp picture. The Bravia Engine 3 gives more arresting detail on images and the Scene Select allows you to further improve the graphics for different uses. Motionflow 200Hz mechanics gives a refresh rate four times that of regular tvs to ensure fast-paced animation is smoother and more authentic.

Leave behind memories of cut-out cardboard glasses; this example has the current fully combined Full HD 3D picture technology. Just put on the exceptional Active Shutter spectacles supplied with your television and you’ll be taken into fabulously life-like scenes which simply jump out of the screen at you.

This display has a range of bright characteristics to make your life easier and greener. The Intelligent Presence Sensor can dim the image or switch it off if no-one is watching, arrange the picture and audio settings depending on where you are in the room and even tell your kids if they’re situated too near.

Experience a large range of generous digital TV and radio channels, including HD programmes, with in-built Freeview HD. There’s no contract or subscription and no need for a set-top box or satellite dish. It’s all easily attainable using just one remote control and your exterior elevision aerial.

With integral Wi-Fi®, the Sony KDL-60LX903 is instantly online without the scatter of cables and clumsy connections. Relax and get up to date on the TV channels you desired, stream large screen videos from websites and keep up to date with social networks on the television.

This model features a sensational new Monolithic Design. It has an unique minimalist style to fit in entirely with your home and a flush screen surface which looks astonishing whether your Television is on or off.

Jo @ 9:22 am
Filed under - Gadgets

We have reached the long awaited festive season, Christmas is a few days away and if you are like me, you are running late with your Xmas shopping. Once again HDTVs are amongst the most coveted presents thanks to new technologies like LED and 3D.

Buying a new HDTV is not as easy as it seems, with some advancements in the segment it is easy to get confused and end up buying high def TV that doesn’t fulfil your expectations.

Growth and technological advancements in the segment brought with them a vocabulary of their own with terms and confusing expressions that is worth knowing before you go out shopping for your next high def TV.

Gone were the days that we had to worry only about the size of our TV sets. Below you will find the most important jargons you must learn before you buy an HDTV.

Contrast Ratio: It is a scale or ratio between 1:1 and 10,000:1, which illustrates how much difference there is between the brightest whites and the darkest black a screen can display. To determine a good contrast ratio is very simple, the bigger the difference, the better the contrast ratio.

Refresh Rate: Is the number of frames per second a screen can display. Measured in Hz or cycles per second and again the higher the better. A fast refresh rate means better picture quality, reduced blurring and improved clarity. Plasma TVs lead the way here with a refresh rate of 600Hz, while LCD and LED still haven’t reached the 500Hz mark.

Pixel Response Time: Similar to the Refresh Rate, but in this case it determines how fast a pixel takes to react to a refreshed image. Pixel response time is measured in milliseconds and the lower the better. A fast pixel response eliminates blurring, especially in fast moving pictures like motor racing for instance.

CRT: CRTs or Cathode Ray Tube are almost extinct from the market these days. These are our good ol’ bulky and heavy TV sets. Worth knowing the term but I doubt you are going to hear it while shopping for your new HDTV.

Rear Projection: Also called RPTV, rear projection TVs are effectively projectors casting high-resolution images on the back of large screens, similar to movie theatre projectors, except contained in a television unit.

HDMI: The standard for digital input, HDMI is a digital connection for devices to televisions, capable of output of high-def video and audio.

DVI: The PC version of an HDMI cable.

LCD TVs: LCD stands for Liquid Crystal Display. LCD TVs have been around for quite some time now but it gained more exposure with the arrival of Full HD technology. LCD TVs are energy efficient and are available in wide variety of dimensions that can go all the way up to 108 inches. The only problem is finding a living room to fit it.

LCD TV

Plasma TVs: Using the same technology as Fluorescent lamps but adapted for TVs. Plasma TVs dominated the market up until a year or so ago when LED TVs pushed them aside. Plasma TVs best features include high contrast ratio and an extremely fast refresh rate.

Plasma TV

LED TVs: Acronym for Light Emitting Diode, a semiconductor light source. LEDs are being used as new backlighting system for LCD TVs which allows them to be thinner, with lower energy consumption and a brighter display with extremely high contrast ratio. So all LED TVs are in fact LCD TVs. Confused?

LED Tv

This is how it works.

Instead of using standard CCFLs or Cold Cathode Fluorescent Lamps as its backlighting system, LCD TV manufacturers are using LEDs which are extremely energy efficient producers of extraordinarily bright light, do not use harmful chemicals like mercury and are being market as an “Eco-friendly” alternative to Plasma and “old fashioned” LCD.

There are two types of LED HD TVs - “edge-lit” and “full array” - The first reflects light into the centre of the monitor and the second lights the screen in a gird pattern. Edge lit LED TVs are the thinnest and lightest TV set models available on the market today while full-array LED TVs have the highest contrast ratio of them all.

3D TVs: This was definitely the year of 3D. The technology brought a spark of life to the HDTV segment and almost all HDTV manufacturers are including 3D capabilities in their TVs. Cutting a long story short, the tech is similar to the ones we have seen in the movies over the past year that was adapted to our homes.

3D TV

High def 3D TV sets prices are still very high in comparison to other technologies but if have the money I recommend you go for it.

With that we covered all the main subjects about this new generation of Television sets and I hope it helped to clarify any doubts you had about HDTVs.

Did we miss anything? Or would you like to add your view to this article? Please do so using our comments section below.

Maurice @ 10:37 am
Filed under - News, Gadgets

With so many HDTV options nowadays it is easy to get confused and end up making the wrong choice or one that doesn’t stand up to your expectations.

First of all we need to understand the basics of each HDTV type. Today we have 4 types of HDTVs and they are: LCD, Plasma, LED and 3D, there is a fifth type which is OLED but the technology is in its infancy and you can only find OLED TV sets as big as 19 inches.

LCD High Def TV Sets:

Liquid Crystal Display Televisions (LCD TV) were first introduced by Sharp in 1998, but the liquid crystal display technology has been around since the 80’s when it was mainly used in portable computers.

LCD HD TVs offer bright crystal clear images, super colour-filled pictures but not so good contrast ratio when compared to Plasma. Over the years LCD TV manufacturers have made great improvements on LCD TV’s contract ratio but Plasma still lead the way in this category.

Colour accuracy of LCD TV sets are influenced by room light. LCD TVs perform better in brighter rooms due to anti glare technology and brightness. Another factor to consider is viewing angles, on average LCD HDTVs has around 120 degree viewing angles but they still have a long way to go before catching plasma.

On average these TV sets have an autonomy of 100,000 working hours which is about 50 years of use if they are turned on for 5 hours a day.

Plasma High Def TV Sets:

Plasma technology consists of hundreds of thousands of individual pixel cells. Each pixel cell is an individual microscopic light bulb that has a mixture of noble gases and a tiny amount of mercury. When these cells receive electric pulses the gases and mercury form plasma that produces light, illuminating the exact balance of red, green and blue phosphors of each cell which in turn will display the proper colour sequence from the light.

Plasma HD TVs have the best contrast ratio between all HDTVs, on average the latest Plasma HDVT sets have a contrast ratio of 5,000,000:1. Contrast ratio is a measure of the blackest black compared to the withest white. Plasma TVs can achieve outstanding black levels thanks to internal algorithms that block the power to particular pixels to render a darker pixel. The down side here is that this limits Plasma televisions gray scaling.

Plasma displays can reproduce as much as 16.77 million colours because as afore mentioned each pixel has red, green and blue elements needed to produce every colour in the spectrum. In short, Plasma TVs have the best colour accuracy of all HDTVs.

Another point in favour of Plasma TVs is viewing angles. Plasma manufacturers have nearly achieved perfection with viewing angles nearing the 180 degree mark. Also worth baring in mind that Plasma TVs are more suitable for darker rooms.

LED TVs

LED HD TVs are the new form of LCD TVs. These TV sets can produce images with greater dynamic contrast with a wider colour gamut and lower power consumption of at least 20-30% when compared to traditional LCD TVs.

LED backlighting allows these TV sets to be extremely thin, most models are approximately one inch think.

Many industry expert don’t agree to label LED TVs as unique HD TV category because as afore mentioned LED TVs are simply LDC TVs with LED lights for back lighting instead of fluorescent CFL lighting.

LED TVs presented a solution to the low contrast levels found on traditional LCD TVs. By dimming the back light in areas where the screen should be dark it increases the black levels, consequently increase the contract ratio.

Colour accuracy is very similar to LCD TVs but LED TV has an advantage in displaying more realistic colours. Just like on LCD, LED TVs have very poor viewing angles.

3D Ready TV Sets

The latest on high definition TV, all major manufacturers are producing it with highlights to Sony and Samsung, which in my opinion are manufacturing the best 3D TV sets at the moment.

3D video technology has been around for ages but only now the technology has finally reached our homes. 3D TV sets are Full HD and have resolution of 1920X1080p, a refresh rate of 600Hz and usually support HDMI 1.4 or higher.

Now that you know everything there is to know about the HDTVs you are ready to out buy one that will suit your viewing needs.

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