The backlight is the source of light of the LCD display panels. The type of backlight determines the image quality and the color space of the display. There are various backlights such as CCFL, LED, WLED, RGB-LED, and etc. ... 24" Philips 24PFS5863/12, IPS, Direct LED, 1920 x 1080 pixels, 50 Hz / 60 Hz, 547.9 x 325.8 x 34.1 mm, 4.3 kg. View.