query: Why are LCDs black?
positive_passages.docid: 147039
positive_passages.text: When a color LCD/LED display is off it is black, when on it is colored. What color to light is an LCD/LED display
negative_passages.docid: 29615
negative_passages.text: How to disable auto brightening LCD
negative_passages.docid: 13950
negative_passages.text: Hot, stuck, or dead pixels. What's the difference?
negative_passages.docid: 117197
negative_passages.text: Can there be black light? I mean is it possible to devise a machine that outputs darkness?
negative_passages.docid: 13813
negative_passages.text: Render turns black when finished
negative_passages.docid: 60939
negative_passages.text: Are the insides of LCD monitors dangerous?
negative_passages.docid: 1851
negative_passages.text: What is DISPLAY=:0?
negative_passages.docid: 113985
negative_passages.text: Why is the first band on a resistor never black?
negative_passages.docid: 23757
negative_passages.text: Is it possible to have a perfectly black material?
negative_passages.docid: 17235
negative_passages.text: What are rubbery, conductive strips called on the sides of an LCD screen?
negative_passages.docid: 90111
negative_passages.text: What exactly do the colors in htop status bars mean?
negative_passages.docid: 84899
negative_passages.text: What are these dark spots in my pictures?
negative_passages.docid: 24297
negative_passages.text: Black tty 1-6 screens
negative_passages.docid: 25163
negative_passages.text: Cycles final render pitch black?
negative_passages.docid: 102184
negative_passages.text: 30" monitor has black border around desktop
negative_passages.docid: 5321
negative_passages.text: Nikon D3100 taking black images. Stuck shutter?
negative_passages.docid: 6221
negative_passages.text: Black nontransparent glass (Cycles)