Samsung Galaxy S4 User Manual page 41
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Also See for Galaxy S4:
- User manual (479 pages) ,
- Important information manual (123 pages) ,
- Customer consultant manual (114 pages)
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2. Light (RGB) Sensor lets you use the ambient light level to adjust
the screen brightness/contrast. This sensor decreases screen
brightness in dim light.
• In a bright light condition (outdoors), the sensors cause the device to
increase the brightness and contrast for better viewing.
• In dim light conditions, the device decreases the screen brightness to
compensate.
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Understanding Your Device
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