HP Notebook PC - Manual (Page 16)

Getting Started with Your Notebook
Identifying Parts of the Notebook
Status Lights
The notebook includes a number of status lights that report power and battery
status, drive activity, and keyboard functions such as Caps Lock and Num Lock.
The following diagram shows the main status lights on the front of the notebook.
The following table describes the main status lights identified in the previous
illustration.
1 Power mode
On: the notebook is on (even if the display is off).
Blinking: the notebook is in Standby.
Off: the notebook is off or in Hibernation.
2 Hard disk drive activity
On: notebook is accessing the hard disk drive.
3 Battery status
Green: the AC adapter is connected and the battery is fully charged.
Amber: the AC adapter is connected and the battery is charging.
Blinking: the AC adapter is connected and the battery is missing or
has a fault.
Off: the AC adapter is not connected.
8 Startup Guide