20 About Your Computer
IEEE 1394 CONNECTOR Connects devices supporting IEEE 1394 high-speed transfer rates, such as some digital
video cameras.
SMART CARD SLOT (WITH BLANK)—Supports one smart card. Smart cards provide a variety of functions,
including security features and data storage. The blank prevents foreign matter from entering the interior of the
computer when a smart card is not installed in the smart card slot. For more information and instructions on
removing the blank, see "Smart Cards" on page65.
WIRELESS SWITCH When enabled through Dell QuickSet, this switch can scan for a wireless LAN (WLAN) in
your vicinity. You can also use it to rapidly turn off or on any wireless devices such as WLAN cards and internal cards
with Bluetooth wireless technology (see "Dell Wi-Fi Catcher™ Network Locator" on page56).
WI-FI CATCHERLIGHT The light operates as follows:
– Flashing green: Searching for networks
– Solid green: Strong network found
– Solid yellow:
Weak network found
– Flashing yellow: Error
– Off: No signal found
Attach headphones to the connector.
Attach a microphone to the connector.
1"off" position Disables wireless devices
2"on" position Enables wireless devices
3"momentary" position Scans for WLAN networks (see
"Dell Wi-Fi Catcher™ Network
Locator" on page56)
4Wi-Fi Catch er ligh t
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