Canon imagePROGRAF PRO-300 PRO-300 series User Manual - Page 445

Printer Cannot Be Used After Replacing Wireless Router or Changed Router Settings When you replace a wireless router, redo the network setup for the printer according to the replaced one. Click here and perform setup. Note • IJ Network Device Setup Utility allows you to diagnose and repair the network status. Select the link below to download IJ Network Device Setup Utility and install it. Checking Printer Connection Status Using IJ Network Device Setup Utility See below for starting up IJ Network Device Setup Utility. • For Windows: Starting Up IJ Network Device Setup Utility • For macOS: Starting Up IJ Network Device Setup Utility If this does not solve the problem, see below. Cannot Communicate with Printer After Enabling MAC/IP Address Filtering or Encryption Key on Wireless Router With Encryption On, Cannot Communicate with Printer After Changing Encryption Type at Wireless Router Cannot Communicate with Printer After Enabling MAC/IP Address Filtering or Encryption Key on Wireless Router Check1 Check wireless router setting. To check the wireless router setting, see the instruction manual provided with the wireless router or contact its manufacturer. Make sure the computer and the wireless router can communicate with each other under this setting. Check2 If filtering MAC addresses or IP addresses at wireless router, check that MAC addresses or IP addresses for computer, network device, and printer are registered. 445