Item
Component
Description
(9)
Hard drive light
●
Blinking white: The hard drive is being accessed.
●
Off: The hard drive is idle.
(10)
Power light
●
White: The computer is on.
●
Blinking white: The computer is in the Sleep state.
●
Off: The computer is off or in Hibernation.
Right side
Item
Component
Description
(1)
Optical drive (select models only)
Reads and writes to an optical disc.
(2)
Optical drive light
●
On: The optical drive is in use.
●
Off: The optical drive is idle.
(3)
USB ports (2)
Connect optional USB devices.
(4)
Power connector
Connects an AC adapter.
(5)
Battery/AC adapter light
●
White: The computer is connected to external
power and the battery is fully charged.
●
Amber: A battery is charging.
●
Blinking amber: The battery has reached a low
battery level, or there is a battery error. When a
battery reaches a critical battery level, the battery
light begins blinking rapidly.
(6)
Security cable slot
Attaches an optional security cable to the computer.
NOTE:
The security cable is designed to act as a
deterrent, but it may not prevent the computer from
being mishandled or stolen.
14
Chapter 2 External component identification
