Left-side components
Item Component Function
(1) RJ-11 (modem) jack Connects a modem cable.
(2) Vent Enables airflow to cool internal components.
NOTE: The computer fan starts up automatically to cool
internal components and prevent overheating. It is normal
for the internal fan to cycle on and off during routine
operation.
(3) External monitor port Connects an external VGA monitor or projector.
(4) Battery light
●
Amber: A battery is charging.
●
Turquoise: A battery is close to full charge capacity.
●
Blinking amber: A battery that is the only available
power source has reached a low battery level. When
the battery reaches a critical battery level, the battery
light begins blinking rapidly.
●
Off: If the computer is plugged into an external power
source, the light turns 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 level.
(5) Power connector Connects an AC adapter.
(6) RJ-45 (network) jack Connects a network cable.
(7) USB ports (2) Connect optional USB devices.
(8) ExpressCard slot Supports optional ExpressCards.
14 Chapter 2 External component identification
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