Elitegroup 557 - Manual (Page 22)

HDD
Indicates that the computer is accessing the hard disk drive.
Numeric Lock
Indicates that the keyboard is in Num Lock mode.
Caps Lock
Indicates when the keyboard is in Caps Lock mode. In this mode, the keyboard
produces uppercase text when you press a key. When you press the Caps
Lock key again, the indicator goes off and the keyboard produces lowercase
text.
Scroll Lock
Indicates when the keyboard is in Scroll Lock mode. Some applications will
move information across the screen differently when Scroll Lock is on.
Wireless
Indicates when the system LAN is functioning.
Power/Resume Button 6.
7.
8.
9.
10.
TouchPad
TouchPad Buttons
Scroll Button
The Built-in Microphone
12