Skip to main content

Free tools to check LCD dead pixels

An LCD monitor is a highly sensitive device and are made up of millions of pixels. Any amount of pressure, touching or handling may damage it. A tiny dust particle on one of the pixels during the manufacturing process can create a dead pixel or a slight bump during shipping can break one of the highly sensitive pixels.

LCD dead pixel means pixel that are not able to display the correct color. It may look like a tiny black spot or any other color that does not correspond to what the actual image should look like.

Dead pixels are not an uncommon thing and expect to be having some degree of dead pixels. But if the amount is large the screen is considered to be defective. So it is wise to check that your monitor has dead pixels, especially if it is purchased recently.

Here are two dead pixel test program – DeadPixeBuddy and IsMyLcdOk. Both the programs allows you to easily test your LCD screen for dead pixels.

DeadPixeBuddy is a tiny and portable program. Just download and run the app. Run through the color on the left and check for pixels that do not match the selected color.

IsMyLcdOK is also a tiny and portable program and effective solution to easily check for dead, paralyzed and stuck pixels on LCD monitors. This application tests 8 different colors, horizontal and vertical lines on your LCD. Just click on numbers shown on the screen to test your LCD.

Comments

Popular posts from this blog

Surf the Web Anonymously With Firefox Add-on Phproxy

There are several web based proxy servers available to surf the internet anonymously or as from another country. The Firefox add-on (Firefox 3 – 4) Phzilla helps you view a webpage or surf the internet using the PHProxy (a type of web based proxy server) proxy servers. It is very easy and convenient to use.

Restore Lost Capacity Of Your USB Flash Drive (How to)

Some malware can hide full capacity of your USB flash drive. For example, a 4GB pen drive sometimes shows only 500kb or less. An interesting part of this situation is that, even after removing the malware or formatting the USB flash drive, you will not get back its original capacity. Therefore, the question here is how to restore a USB flash drive to its full capacity.

Disable automatic Meta refresh/redirect of websites in browser for security reasons[how to]

Generally speaking, Meta refresh is a method used by some websites to instruct a web browser to automatically refresh/redirect the current web page after a given time interval. You can see this type of refresh/redirect especially in media sites. This is some times annoying or can be used for malicious purposes by redirecting you to a malicious site. If you don’t like this feature, you can disable this in your browser. Here is how to disable this in Internet Explore/Chrome, Firefox and Opera. Internet Explorer: Go to Tools - Internet options - Security tab - Custom Level button - Miscellaneous category - set "Allow Meta refresh" to Disable. Firefox: Go to Tools - Options - Advanced - General - Accessibility and tick the option next to ‘Warn me when web sites try to redirect or reload the page’. Alternatively you can use extension RefreshBlocker . Opera: Go to Preferences - Advanced - Network and uncheck "Enable automatic redirection".