CheckThe device may not be able to connect to the network is DisplayedThe message appears when an IP address was notobtained automatically after selecting "WEP" as thesecurity protocol for the access point due to inactive DHCPfunction or incorrect network key.Make sure that the DHCP function of the access point is active.For details on how to check the settings of the access point, refer to the manual supplied with theaccess point or contact its manufacturer.•For details on how to change the settings of the access point, refer to the manual supplied withthe access point or contact its manufacturer.•For details on how to specify the IP address of the machine, refer to "Specifying the Machine's IPAddress (IPv4 only)" on page 13.•If the DHCP function is active, the network key needs to be entered again. Performsetup again by following the procedures in "Entering the Access Point's Wireless LANSettings Directly on the Machine" on page 11.Enable the DHCP function of the access point or specify the IP address of the machine.Check 1Check 2SSID•An identifier to identify the specific access point. Also called an access point name or a network name.GlossaryA function to block access from unauthorized wireless devices by saving the MAC addresses of specificwireless devices (computers, printers, etc.) to the access point beforehand.MAC address filtering•A unique number assigned to each network device.MAC address•GlossaryDHCP function•A function to automatically assign required information (IP address, etc.) to computers, printers or otherdevices connected to the network.IP address•A numerical identification assigned to each computer or network device connected to a network.