This has become a common display type for mid-range to high-end phones. OLED/AMOLED. OLED & AMOLED utilizes 'organic' LEDs which emits light and in the majority of cases does away with the need for the back-light of an LCD display resulting in a potentially thinner panel.
1 The model number is located on a small label located on the frame around the computer screen. (e.g., VGN-FW550F)  The computer information and compliance label, located on the bottom of the laptop case, indicates the actual model number.
1 On a Mac, click Apple | About This Mac | More Info | System Report.. 2  The model name and model identifier appear at the top of the list. 3  You can also sometimes find the information directly on your computer. 4  Flip the laptop over and check the information on the bottom of your machine. The model name and model identifier appear at the top of the list. 2  You can also sometimes find the information directly on your computer. 3  Flip the laptop over and check the information on the bottom of your machine.