Product Description
Maintenance and Service Guide 1–7
Table 1-1Front Components
Item Component Function
1 Power light ■On: Computer is turned on.
■Off: Computer is off or in hibernation.
■Blinking: Computer is in standby.
2 Battery light ■On: A battery pack is charging or is close
to full charge capacity.
■Off: If the computer is plugged into an
external power source, the light is turned
off when all batteries in the computer are
fully charged. If the computer is not
plugged into an external power source,
the light stays off until the battery
reaches a low-battery condition.
■Blinking: A battery pack that is the only
available power source has reached a
low-battery condition. When the battery
reaches a critical low-battery condition,
the battery light begins blinking quickly.
3 Drive light On or blinking: The internal hard drive or an
optical drive is being accessed.
4 Speakers Produce stereo sound.
5 Display release button Opens the computer.