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6 Video graphics array (VGA) connector
Attach a VGA compatible monitor or projector to your computer to display the computer output.
Note: If you attach your computer to a docking station or port replicator, use the VGA connector on the
docking station or port replicator, not the one on the computer.
For details, see “Attaching an external monitor” on page 36.
7 Fan louvers
The internal fan and louvers enable air to circulate in the computer and cool the central processor.
Note: To avoid impeding airow, do not place any obstacle in front of the fan.
Status indicators
Your computer has system-status indicators and power-status indicators. The status indicators show the
current status of your computer.
System-status indicators
1 Wireless LAN/WAN/WiMAX/Bluetooth status indicator
• Green: The wireless LAN, WAN, Bluetooth, or WiMAX feature is on.
• Off: Wireless network devices are disabled or the wireless radio is turned off.
2 Device access status indicator
The hard disk drive, solid state drive, mSATA solid state drive, or the second hard disk drive in the Serial
Ultrabay Slim bay is reading or writing data.
Note: When this indicator is blinking, do not put the computer into sleep mode, remove the second hard
disk drive, or turn off the computer.
3 Power-on status indicator
The power button stays lit whenever the computer is on, blinks when the computer is in sleep mode, and
is off when the computer is turned off.
8 User Guide