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Confirming Your Network Settings with a ComputerBefore the printer can be connected to the network, components such as TCP/IP must be installed and a valid IP address and subnet mask must be configured on the computer.  
Confirming TCP/IP settingsFollow the procedure below to verify that the TCP/IP protocol is installed and the addresses and other settings are configured. 
For Windows 7/Vista/XP
|  | Click the Start button, Network, Network and Sharing Center then Manage network connections. |  
Windows XP: Click Start, click Explorer, and click Control Panel then Network Connections. 
|  | Right-click the following icon and then click Properties. |  
Wireless connection --> Wireless Network Connection iconWired connection --> Local Area Connection
 
 Note: 
| For Windows Vista, if the User Account Control dialog box is displayed, click Continue. |  
|  | Check whether the TCP/IP protocol (Internet protocol) is installed on the computer. |  
 Note: 
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If the TCP/IP protocol is already installed and the checkbox is selected, go to step 4 and check the settings including the addresses. If the TCP/IP protocol is not installed, click Install to install the TCP/IP protocol. When installing, the operating system CD-ROM may be required. |  
|  | Double-click Internet Protocol Version 4 (TCP/IPv4). |  
Windows XP: Double-click Internet Protocol (TCP/IP). 
|  | Configure the required settings and click OK. |  
 Note: 
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To assign an IP address to the computer automatically when using a DHCP server or router/access point (wireless router, etc.) with the DHCP function, select Obtain an IP address automatically. Set up a DNS server if necessary. (For details, contact your service provider and network administrator.) |  
|  | Restart the computer. |  
For Mac OS X
|  | From the Apple menu, select System Preferences. |  
|  | Click the Network icon. |  
|  | Mac OS X 10.4: Select an option appropriate for your environment from Show. |  
For a wired connection: Select Built-in Ethernet. 
For a wireless connection: Select AirPort. 
Mac OS X 10.5/10.6: Select an appropriate setting for your environment from the left-hand side of the Network screen. 
For a wired connection: Select Ethernet. 
For a wireless connection: Select AirPort. 
|  | Mac OS X 10.4: Verify that Automatic is selected in Location, then click the TCP/IP tab. |  
Mac OS X 10.5/10.6: Click the Advanced button. 
|  | Mac OS X 10.4: Configure the required settings in the TCP/IP tab. After setting, click Apply Now. |  
Mac OS X 10.5/10.6: Configure the required settings on the TCP/IP tab. After making your settings, click OK, and then click Apply. 
 Note: 
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To assign an IP address to the computer automatically when using a DHCP server or router/access point (wireless router, etc.) with the DHCP function, select Using DHCP from Configure IPv4. Set up a DNS server if necessary. (For details, contact your service provider and network administrator.) |  |  |