Canon Pixma MG6821 Online Manual

Also see for MG6800 Series: Getting started Online manual Getting started Getting started

If No Driver appears under Name in IJ Network Tool, the machine is not associated with a port. SelectAssociate Port in the Settings menu to associate a port with the machine.When Printer Driver Is Not Associated with PortCheck7 Make sure machine and wireless router network settings match.See instruction manual provided with wireless router or contact its manufacturer to check wireless routersettings, and then modify machine settings to match.Setting an Encryption KeyCheck8 Check for obstructions.Wireless communication between different rooms or floors is generally poor. Move the machine and wirelessrouter as necessary.To check the radio status,• For Windows:Monitoring Wireless Network Status• For Mac OS:Monitoring Wireless Network StatusCheck9 Make sure the machine is not placed too far away from the wireless router.The machine can be up to 50 m (164 ft) from the wireless router indoors. Make sure the machine is closeenough to the wireless router to be used.To check the radio status,• For Windows:Monitoring Wireless Network Status• For Mac OS:Monitoring Wireless Network StatusCheck10 Make sure there is no source of radio wave interference nearby.If a device like a microwave oven that emits radio waves of the same frequency bandwidth as a wireless router isnearby, it may cause interference. Place the wireless router as far away from interference sources as possible.To check the radio status,• For Windows:Monitoring Wireless Network Status• For Mac OS:Monitoring Wireless Network StatusCheck11 Make sure computer network settings are correct.Make sure the computer can communicate with the wireless router over the wireless LAN.Check12 Make sure Enable bidirectional support is selected in Ports sheet ofproperties dialog box of printer driver. (Windows)Check13 Make sure security software's firewall is off.845