Apple MC374LL/A User Manual - Page 58
Problems with Your Internet Connection, Cable Modem, DSL Modem, and LAN Internet Connections
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If this procedure doesn't work, you can insert the Applications Install DVD to use Apple Hardware Test. For more information, see the Apple Hardware Test Read Me file on the Applications Install DVD that came with your computer. Problems with Your Internet Connection Your MacBook Pro has the Network Setup Assistant application to help walk you through setting up an Internet connection. Open System Preferences and click Network. Click the "Assist me" button to open Network Setup Assistant. If you have trouble with your Internet connection, you can try the steps in this section for your type of connection or you can use Network Diagnostics. To use Network Diagnostics: 1 Choose Apple () > System Preferences. 2 Click Network and then click "Assist me." 3 Click Diagnostics to open Network Diagnostics. 4 Follow the onscreen instructions. If Network Diagnostics can't resolve the problem, there may be a problem with the Internet service provider (ISP) you are trying to connect to, with an external device you are using to connect to your ISP, or with the server you are trying to access. You can try the following steps. Cable Modem, DSL Modem, and LAN Internet Connections Make sure all modem cables are firmly plugged in, including the modem power cord, the cable from the modem to the computer, and the cable from the modem to the wall jack. Also check the cables and power supplies to Ethernet hubs and routers. 58 Chapter 4 Problem, Meet Solution