Power indicator light — Indicates the power states. For more information on the
power indicator light, see "Status Lights and Indicators" on page 30.
Hard drive activity light — Turns on when the computer reads or writes data. A solid
white light indicates hard drive activity.
CAUTION: To avoid loss of data, never turn off the computer when the hard drive
activity light is on.
Battery status light — Indicates the battery charge status. For more information on
the battery status light, see "Status Lights and Indicators" on page 30.
NOTE: The battery is charging when the computer is powered using the AC adapter.
Wireless status light — Turns on when wireless is enabled. A solid white light
indicates that wireless is enabled.
NOTE: To enable or disable wireless, see "Enable or Disable Wireless (Optional)" on
Using Your Inspiron Laptop