Lenovo E43 Notebook - Manual (Page 23)

Chapter 2. Using your computer
17
Special keys and buttons - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Your computer has several special keys and buttons.
„
Custom button and Mute/Unmute button
Custom button
Open user-defined utility to customize the buttons to provide a
shortcut to an(a) application/file/web address.
Mute/Unmute button
Mute
a b