ESleep button
Provides for the lower level of power consumption.
For details on power management, see Using the Power Saving Mode (page 116).
FPOWER switch
Slide the POWER switch to turn on and off the wireless keyboard.
GIndicators
(Battery): 
turns on while the AA batteries for the
wireless keyboard are sufficient and switches to 
when the batteries wear out.
(Num lock): Turns on while in the Num Lock state.
(Caps lock): Turns on while in the Caps Lock state.
(Scroll lock): Turns on while in the Scroll Lock state.
(Connect): Turns on while connection between the computer and the wireless keyboard is in place to indicate that the keyboard is ready for use (page 25).
HWindows key
Displays the Start menu.
IApplications key
Displays a shortcut menu in certain software applications.
JDirectional arrow keys
Move the pointer on the computer screen.
KNumeric keypad
Use the numeric keypad to type numbers or to perform basic math calculations.