Symptoms may include: 1  Cloudy cornea. 2  Discharge from the eye. 3  Swelling of lymph nodes just in front of the ears.  Swollen 1  eyelids. Turned-in eyelashes.
Finding the serial number on a laptop is tricky if you don't know where to look. Laptops generally have several tags containing various codes. On a Dell laptop, the serial number is located on the bottom of, or underneath, the computer.The serial number identifies a laptop and is used as proof of ownership.nstructions. Close the screen of your Dell Latitude laptop. Turn the laptop over. Look for a tag containing a five-to seven-character code that includes numbers and letters. This code is the computer's serial number.
Like all Dell computers, the Latitude uses a unique service tag as the laptop's serial number. This service tag uniquely identifies your computer and allows Dell technicians to quickly pull up your Latitude's hardware configuration.tep 4. Start the computer and repeatedly press F2 as the system boots to enter the setup. Typically, you press F2 when the Dell logo appears, but repeatedly pressing F2 helps avoid mistiming this key-press. Look for Service Tag in the information list on the first setup screen.