
Rear
Component Description
(1) RJ-45 (network) jack Connects a network 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) Power connector Connects an AC adapter.
(4) AC adapter light
●
White: The computer is connected to external
power.
●
Off: The computer is not connected to external
power.
Labels
The labels affixed to the computer provide information you may need when you troubleshoot system
problems or travel internationally with the computer.
IMPORTANT: Check the following locations for the labels described in this section: the bottom of the
computer, inside the battery bay, under the service door, or on the back of the display.
●
Service label—Provides important information to identify your computer. When contacting support,
you will probably be asked for the serial number, and possibly for the product number or the model
number. Locate these numbers before you contact support.
Your service label will resemble one of the examples shown below. Refer to the illustration that most
closely matches the service label on your computer.
Rear 15
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