The invention provides a small-sized liquid crystal display in which a frame region of an outer peripheral portion of a display region is made small without any light leak at peripheral portion of the display region of a liquid crystal display panel. The screen protector has a perimeter portion and a lip disposed on at least a portion of the perimeter portion. Subsequent to wakeup event, at least one system resource is disabled to provide a minimum number of system resources required to re-establish a network connection. For additional verification, the monitor extracts from the packet a destination address if it is an response packet, or a source address if it is a request packet. The channel response for the combined signal is determined.