Canon printer PIXMA MG7720 User Manual
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Check6 Make sure computer network settings are correct. For more on connecting and setting up a network device, see the device instruction manual or contact its manufacturer. Check7 Make sure wireless signal is strong. Monitor signal status and move machine and wireless router as necessary.
2.Right-click Wireless Network Connections icon on notification area of desktop, and then click
View Available Wireless Networks .3.
Select network name on screen that appears, and then click Connect.
Select "XXXXXX-MGXXXXseries" ("XX" represents alphanumeric characters) as network name.
4.
Enter network key on screen that appears, and then click Connect.
By default, the serial number of the machine is used as the network key. Check the serial number by one of the following methods.
Check6 Check for obstructions. Wireless communication between different rooms or floors is generally poor. Move the machine as necessary. Check7 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 is nearby, it may cause interference. Place the machine as far away from interference sources as possible. Check8 Make sure 5 devices are already connected. Direct Connection does not allow more than 5 devices to be connected. Cannot Communicate with Machine via Wired LAN Check1 Make sure machine is turned on. Check2 Make sure the LAN cable is connected properly. Make sure the machine is connected to the router with the LAN cable. If the LAN cable is loose, connect the cable properly. If the LAN cable is connected to the WAN side of the router, connect the cable to the LAN side of the router. If the problem is not resolved, redo setup.
For more on connecting to and setting up your wireless router, see the wireless router instruction manual or contact its manufacturer. Note
Network Key Unknown WEP or WPA/WPA2 Key Set for Access Point Unknown, Cannot Connect Setting an Encryption Key WEP or WPA/WPA2 Key Set for Access Point Unknown, Cannot Connect For details on setting up a wireless router, see the instruction manual provided with the wireless router or contact its manufacturer. Make sure your computer can communicate with the wireless router. Set up the machine to match the wireless router settings using IJ Network Tool. Setting an Encryption Key For details on setting up a wireless router, see the instruction manual provided with the wireless router or contact its manufacturer. Make sure your computer can communicate with the wireless router. Set up the machine to match the wireless router settings using IJ Network Tool.
If the machine is connected to an AirPort Base Station via a LAN, check the settings in Wireless Security of AirPort Utility .
Administrator Password Set for Machine Unknown Initialize the machine settings. Select Reset all to restore administrator password to default. Reset setting After initializing the machine settings, redo setup.
Machine Cannot Be Used After Replacing Wireless Router or Changing Its Settings When you replace a wireless router, redo the network setup for the machine.
With Encryption On, Cannot Communicate with Machine After Changing Encryption Type at Wireless Router If you change the encryption type for the machine and it subsequently cannot communicate with the computer, make sure the encryption type for the computer and the wireless router matches the type set for the machine. Cannot Communicate with Machine After Enabling MAC/IP Address Filtering or Encryption Key on Wireless Router 919
Printing Is Slow Check1 Machine may be printing or scanning a large job from another computer. Check2 When using wireless LAN, monitor signal status and move machine and wireless router as necessary.