Dell Inspiron 1721 (Mid 2007) - Manual (Page 7)

Contents
7
Wireless Local Area Network . . . . . . . . . . . . . 84
What You Need to Establish a
WLAN Connection
. . . . . . . . . . . . . . . . . 84
Checking Your Wireless Network Card . . . . . . 85
Setting Up a New WLAN Using a Wireless
Router and a Broadband Modem
. . . . . . . . . 86
Connecting to a WLAN . . . . . . . . . . . . . . . 87
Mobile Broadband (or Wireless Wide
Area Network)
. . . . . . . . . . . . . . . . . . . . . . 89
What You Need to Establish a Mobile
Broadband Network Connection
. . . . . . . . . 89
Checking Your Dell Mobile Broadband Card . . . . 90
Connecting to a Mobile Broadband Network . . . 90
Enabling/Disabling the Dell Mobile
roadband Card
. . . . . . . . . . . . . . . . . . . 91
Dell Wi-Fi Catcher™ Network Locator . . . . . . . . . 92
10 Securing Your Computer
. . . . . . . . . . . . .
93
Security Cable Lock . . . . . . . . . . . . . . . . . . . 93
Passwords . . . . . . . . . . . . . . . . . . . . . . . . 93
If Your Computer is Lost or Stolen . . . . . . . . . . . 94
11 Troubleshooting . . . . . . . . . . . . . . . . . . . 97
Dell Technical Update Service . . . . . . . . . . . . . 97
Dell Diagnostics . . . . . . . . . . . . . . . . . . . . . 97
Dell Support Center . . . . . . . . . . . . . . . . . . . 101
Dell Support 3 . . . . . . . . . . . . . . . . . . . 102
DellConnect . . . . . . . . . . . . . . . . . . . . 103
Network Assistant . . . . . . . . . . . . . . . . . 104