Every year, the market has some LCD models released by different brands. The life expectancy of TV is around ten years however some sets do not stand for such period, and they fail in giving the best output. The reason may be any manufacturing defect in the poor screen functioning, lousy picture tube or any manufacturing defect that shorten the lifespan of the product. New television sets are developed with interesting user-interface. For example, LCD is a quite durable system that functions longer than its peripheral pieces. LCD screens are peculiar in their durability. But it is expected that it may go through some operational problems that may occur to parts like the CCFL sometime in the future.
The lifespan of LCD depends on its interior quality lighting components. An average lifespan of an ordinary LCD screen maybe 40,000 hours, for instance. The main problem with LCD TV is the pixel spots. Sometimes a particular pixel stop responding or functioning, this signifies that the transistor of the particular pixel is at fault. These pixels can be of different colors such black, white, green, red or blue dots on the screen.
Whenever we see a pixel of black and white color, it indicates that the pixel is dead.
A red, blue and green spot indicates that the pixels have stuck on the screen and is not conducting any function. Sometimes pixel can stick to a certain position or become dead. This interrupts the user viewing experience and makes it frustrated. This problem is not complicated and can be fixed. Your nearby LCD TV Repair center can help you fix your product to a better operating condition.
Please note that these sets are microprocessor-based, just like what we use in a computer. When we find our LCD TV screen dead or unresponsive, we need just to restart it again. In case of black screen, the cables connection should be checked properly. Any loose connection from the LCD screen can disturb the functioning. Also, the internal parts such as TV lamp, rear projection component or the LCD panel might be damaged.
List of some LCD TV problem & solutions:
No audio, flash and pixel problem – This can happen due to DDC communication problem. Maybe your HDMI cable is not connected. Try to use short cable for better picture quality.
The picture comes and goes – This happens when one more video TMDS channels have high bit error rate or do not work effectively. To avoid this issue, you can use better quality cables with larger wires.
Sparkles in the picture – This occurs due to a transmission problem. Try a new cable at each position along the single path.
Replace the LCD Screen – Install a new LCD screen if it displays streaks through the picture.
LCD offers a sharp, clear and highly responsive image as the screens use rows of carefully controlled crystal structures. In some cases, few LCD sets are manufactured with flaws that make them fall under repair program at an early period. In this case, the customer can directly contact the manufacturer. Be it any brand Samsung, Sony, Panasonic, LG or Hitachi; you will get it replaced or repaired by the technicians under the available warranty.
In case your product is out-of-warranty then you internet can help you locate and contact the nearby local LCD or LED repair center. A little research online can save your time and money to determine the most trusted repair company in your region.