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3
Fan louvers
The fan louvers and the internal fan enable air to circulate in the computer to ensure proper cooling,
especially the cooling of the microprocessor.
Note: To ensure proper airflow, do not place any obstacle in front of the fan louvers.
4
Combo audio connector
Connect headphones or a headset that has a 3.5 mm (0.14-inch) 4-pole plug to the audio connector to
listen to the sound from the computer.
Notes:
• If you are using a headset with a function switch, do not press this switch while using the headset. If
you press it, the headset microphone will be disabled, and the integrated microphones on the computer
will be enabled instead.
• The combo audio connector does not support a conventional microphone. For more information, see
"Using audio features" on page 31.
5
Smart-card slot (available on some models)
Your computer might have a smart-card slot. For more information, see "Using a flash media card or a
smart card" on page 32.
Bottom view
Figure 4. Bottom view
1
Battery
3
Keyboard drainage holes
1
Battery
Use your computer with battery power whenever ac power is unavailable.
2
Docking station connector (available on some models)
4
Speakers
.
Chapter 1
Product overview
5
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