LG Optimus One User Manual page 21

Application Launcher icon opens the Launch
8.
menu to view installed applications.
9. Search Key opens Quick Search Box
Home screen to search the phone and the web.
In many applications, you may touch this key to
search within the application itself. Touch and
hold to open Google
Back Key returns to the previous screen. Also
10.
closes pop-up display items such as menus and
dialog boxes.
search by voice.
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from the
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21