The system LED status indicators on the computer show the current status of your computer by their on or off states and colors (green and orange). Each indicator is identified with a symbol. The following shows the location and the meaning of each icon:
LED indicator color
LED indicator meaning
Drive in use
Data is being read from or written to the hard disk drive. Do not enter standby mode or power off the computer when this indicator is on.
The numeric keypad on the keyboard is enabled. You enable or disable the keypad by pressing and holding the Shift key, and pressing the NumLk key.
Caps Lock mode is enabled. All alphabetic characters (A - Z) are entered in capital letters without the Shift key being pressed. You enable or disable the Caps Lock mode by pressing the Caps Lock key.
Scroll Lock mode is enabled. The Arrow keys can be used as screen-scroll function keys. The cursor cannot be moved with the Arrow keys. Not all application programs support this function. You enable or disable Scroll Lock mode by pressing the ScrLk key.
The computer is operational. This indicator is on when the computer is on.
Enough battery power remains for operation.
The battery power charges up to 80 percent full power