Machine Suddenly Cannot Be UsedCannot Communicate with Machine Following Network Settings Change (Windows)Cannot Communicate with Machine via Wireless LANCannot Communicate with Machine Using Access Point ModeCannot Print or Scan from Network ComputerCannot Communicate with Machine Following Network SettingsChange (Windows)It may take a while for the computer to obtain an IP address, or you may need to restart your computer.Make sure the computer has obtained a valid IP address, and try again to find the machine.Cannot Communicate with Machine via Wireless LANCheck1 Make sure machine is turned on.Check2 Make sure machine and wireless router network settings match.Make sure the network settings of the machine (e.g. wireless router name, SSID, network key, etc.) areidentical with those of the wireless router.To check the settings of the wireless router, refer to the instruction manual provided with it or contact itsmanufacturer.To check the current network settings of the machine, print out the network setting information.Printing Network SettingsIf the machine network settings do not match with those of the wireless router, change the network settings ofthe machine to match with those of the wireless router using IJ Network Tool.Check3 Make sure machine is not placed too far away from the wireless router.Place the wireless router and machine where there are no obstacles between them. Wireless communicationbetween different rooms or floors is generally poor. Wireless communication can be impeded by buildingmaterials containing metal or concrete. If the machine cannot communicate with the computer over a wirelessLAN due to a wall, place the machine and the computer in the same room.In addition, if a device like a microwave oven that emits radio waves of the same frequency bandwidth as awireless router is nearby, it may cause interference. Place the wireless router as far away from interferencesources as possible.Check4 Make sure wireless signal is strong. Monitor signal status and move machineand wireless router as necessary.• For Windows:469
