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The LCD screen itself does not generate enough light to be seen. It merely changes the color of light passing through it. The backlight provides this light. Much like a stained-glass window cannot show its brilliance without a light-source behind it, an LCD screen with no backlight is almost completely unviewable.
What else can I help you with?
What is a LCD Inverter board for?
it is for lighting a LCD screen like a backlight
What are the dimensions for a Sharp LCD Screen Replacement Backlight for Sony PSP 2000?
The dimensions for a Sharp LCD Screen Replacement Backlight for Sony PSP 2000 are 4.13 in x 4.06 in x 0.16 in.
What light source does an LCD use?
An LCD (Liquid Crystal Display) uses a backlight source to illuminate the screen and display images. This backlight could be a fluorescent light or LED (Light Emitting Diode) depending on the model and technology used in the LCD display.
How do you change a backlight?
It's not easy. The backlight lamp is located inside the LCD screen and in order to change it you'll have to take apart the whole LCD screen. In the following link you can see and example of removing and replacing laptop backlight lamp. If you have no experience, I would recommend taking your laptop to a professional repair shop. You can break your laptop if you do it yourself.
What laptop screen is visible outdoors?
Any LCD screen with a backlight should be visible outdoors. Depending on the amount of direct light covering the screen, a higher contrast display may be necessary.
What is the difference of plasma LCD and LCD?
The difference is in the backlight and resolution. LCD usually have better resolution.
When do you know the lcd screen on a laptop is bad.?
There may be two main issues with the image on the LCD laptop screen: 1. Backlight issue. 2. Image issue. An image issue may be caused by various problems such as faulty video card, losing cables, bad motherboard, faulty screen, etc. In this case, you can usually see the screen lighted up, but with a distorted image. Backlight issue may be caused by a bad or losing cable, faulty inverter, dead backlight CCFL bulb or power not supplied from a motherboard to an inverter
Sony ericcson c905 and the screen is really dim how can you fix this?
Don't just go and buy a new lcd. it might be a blown backlight fuse
Which toshiba models have dynalight dynamic backlight?
all toshiba LCD models have dynalight dynamic backlight
Why is your LCD tv picture starting to dim?
More than likely your "back light" is going out. This is unfortunate, as it can be fairly expensive to replace. The backlight is just that, on an lcd set, the backlight is a large array of very small lights that illuminate the lcd screen from "behind". Hence the name. A good way to tell if its dying, is to check the contrast setting on the tv. If you can set it near the max, and it's still pretty dim, your backlight is definitely going out on ya.
What is Backlight?
In an LCD monitor or TV a backlight is a light source (typically LED or fluorescent tube) behind the LCD panel that provides the light to make the display visible and readable.
Is it possible to repair an LCD screen?
Replace the lamp , Yes. Other then that , NO.
