What is DisplayPort? DisplayPort is a digital display and data transfer interface developed by the Video Electronics Standards Association (VESA) in 2006. Like its contemporary competitors, HDMI and Thunderbolt, it is a composite format capable of carrying video, audio, and data simultaneously.
Locked Home Screen. One meaning of the term locked iPhone refers to an iPhone with a locked home screen. All iPhones have a lock feature that allows a user to lock his home screen when the phone is not in use to prevent him from accidentally activating the touch screen while the phone is in his pocket.
Duration. The Auto-Lock feature can be set to automatically turn off your iPod Touch display and lock the device after one, two, three, four or five minutes. Alternatively, if you no longer want to use the Auto-Lock feature, you can select Never in the Auto-Lock part of the Settings menu to turn off the feature.