Canon PIXMA MX492 User Manual - Page 580

Cannot Detect the Machine during Wireless LAN Setup: Check 5 Check the settings of the wireless router. Check the settings of the wireless router for the network connection such as IP address filtering, MAC address filtering, or DHCP function. Make sure that the radio channel of the wireless router and that assigned to the machine are the same. For details on how to check the settings of the wireless router, refer to the instruction manual supplied with the wireless router or contact its manufacturer. If there is no problem with the settings of the wireless router: Go to check 6. Cannot Detect the Machine during Wireless LAN Setup: Check 6 580