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.
The computer is the correct model and it fits the description except for the USB ports. But when I looked at the manual, it pointed to 2 of the ports and labeled them USB... show more I recently purchased a laptop that was supposed to have 2 USB 2.0 ports and 2 USB 3.0 ports, but when I look at them, they're all gray. The computer is the correct model and it fits the description except for the USB ports. But when I looked at the manual, it pointed to 2 of the ports and labeled them USB...