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28 About Your Computer
WIRELESS SWITCH — When enabled through Dell QuickSet, this switch can scan for
a wireless local area network (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
page 91).
E
XPRESSCARD SLOT — Supports one ExpressCard. The computer ships with a
plastic blank installed in the slot. For more information, see "Using Cards" on page 85.
OPTICAL DRIVE — For more information about the optical drive, see "Using
Multimedia" on page 55.
EJECT BUTTON — Press the eject button to open the optical drive.
1 off Disables wireless devices
2 on Enables wireless devices
3 momentary Scans for WLAN networks (see "Dell Wi-Fi
Catcher™ Network Locator" on page 91).
4 Wi-Fi Catcher light Flashing blue: Searching for networks
Solid blue: Strong network found
Solid yellow: Weak network found
Off: No signal found
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