The computer and network device setup should be completed. Otherwise, you are unable to use the machine in a network, even if you perform the following procedure. - The structure of your computer or networked device, the existence of router functions, setting methods and security settings vary depending on your environment. For more information, see the instruction manual provided with the network device you are using, or contact the manufacturer.
- Consult your network administrator in advance to use the machine in your office.
After confirmation, connect the machine to LAN according to the following procedures. You can connect the machine to wireless LAN or wired LAN according to your environment and devices. Switch its connection method to either wired LAN or wireless LAN. (MF4890dw/MF4880dw Only) Switch the connection method to either wireless LAN or wired LAN according to your environments and devices. The default setting is "Wired LAN." 1. Press [  ] (Menu). 2. Press [  ] or [  ] to highlight <Network Settings>, and then press [OK].
 If a system Manager PIN is specified:
Use the numeric keys to enter the System Manager PIN, and then press [OK].
3. When you need to switch, press [ ] or [ ] to highlight <Select Wired/Wireless LAN>, and then press [OK].
 4. Press [ ] or [ ] to highlight <Wired LAN> or <Wireless LAN>, and then press [OK].
 IMPORTANT When switched to wired LAN connection or wireless LAN connection: - After you finish connecting the wireless LAN or wired LAN, uninstall the MF driver.
- Once uninstallation is complete, reinstall the MF driver.
Connect the machine to either wired LAN or wireless LAN. Connecting to Wired LAN NOTE You cannot use wired LAN and wireless LAN at the same time. - The machine's default connect method is "Wired LAN."
1. Connect the machine to a router or a hub via LAN cable.
 2. Wait until the machine sets the IP address automatically (approx. 2 min). If you want to set the IP address manually, see the following. Connecting to Wireless LAN (MF4890dw/MF4880dw Only) Two methods are provided for connecting to the wireless LAN or access point, connecting using WPS (Wi-Fi Protected Setup) function or connecting manually. NOTE You cannot use wired LAN and wireless LAN at the same time.
Check automatically obtained IP addresses. Confirming IPv4 address settings 1. Press [  ] (Status Monitor/Cancel). 2. Press [ ] or [ ] to highlight <Network Information>, and then press [OK].
 3. Press [ ] or [ ] to highlight <IPv4>, and then press [OK].
 4. Press [ ] or [ ] to highlight the options you want to confirm, and then press [OK].
 5. View the information.
 6. Press [ ] (Status Monitor/Cancel) to close the screen. Confirming IPv6 address settings 1. Press [ ] (Status Monitor/Cancel). 2. Press [ ] or [ ] to highlight <Network Information>, and then press [OK].
 3. Press [ ] or [ ] to highlight <IPv6>, and then press [OK].
 4. Press [ ] or [ ] to highlight the options you want to confirm, and then press [OK].
 5. View the information.
 6. Press [ ] (Status Monitor/Cancel) to close the screen. Checking the Network Connection Make sure that the network settings are correctly specified. 1. Press [  ] (Menu). 2. Press [ ] or [ ] to highlight <Network Settings>, and then press [OK]. If a System Manager PIN is specified: Use the numeric keys to enter the System Manager PIN, and then press [OK]. 3. Press [ ] or [ ] to highlight <TCP/IP Settings>, and then press [OK].
 4. Press [ ] or [ ] to highlight <IPv4 Settings>, and then press [OK].
 5. Press [ ] or [ ] to highlight <PING Command>, and then press [OK].
 6. Enter an arbitrary IPv4 address existing on the network. After it has been entered, press [OK].
 7. Confirm the response. If the network connection is confirmed: The message <Received response from host.> will be displayed. If the network connection is not confirmed: The message <No response from host.> will be displayed. Recheck your network settings. 8. Press [  ] (Menu) to close the Menu screen.
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