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Bookmark or Share- Laptop monitor being very dark, no backlight? - Super Userworn out backlight, that cannot power on anymore with the supplied voltage; burnt inverter board, not powering the backlight anymore; broken cable in the hinge, not powering the inverter board anymore; But I have also seen laptops, where this was no hardware fault. Shutting down and powering on again sometimes helps.
- How to fix a non-working laptop backlight? - Super UserI replaced the backlight in my ThinkPad last year some time and it's still going strong. It's really not that hard, just be VERY careful to take note of where everything comes apart so you can put it all back together in the right way again. And go to extra lengths to make sure you do not have dust between the glass when reassembling!
- Whats the difference between WLED and LED in displays?Note that LED != LCD though. If a screen does not say LED or similar, it is probably not using LED lighting, which means more power usage and less even color distribution because older LCD's will use CCFL lighting which is at top and bottom. –
- Why does my LED backlight laptop have a warning sticker about mercury ...I recently purchased an Asus UL30Vt-X1, which according to the specs has an LED backlight for the screen. It definitely appears to be an LED backlight, but the laptop still has a sticker that the lamp in the display contains mercury. Why is this warning sticker there if it has an LED backlight? Edit: The exact wording from the sticker:
- display - Is my monitor CCFL or LED Backlight? - Super UserTo find out which one you have you need to look at the the light source. CCFL look like one continous tube, LED usually have multiple small yellow point on a strip. Yours looks like an Edge-Type CCFL backlight, but it's hard to tell. Here's an example of a CCFL (top) and a LED (bottom) light: Yours looks like an Edge-Type CCFL backlight.
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