Canon imagePROGRAF PRO-300 PRO-300 series User Manual - Page 471

In addition, 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 wireless router as far away from interference sources as possible. Check the signal strength on the LCD. LCD and Operation Panel 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 Cannot Communicate with Printer while It Is in Wireless Direct If your smartphone/tablet cannot communicate with the printer in the Wireless Direct, check the following. Check1 Check the power status of printer and other devices (smartphone or tablet). Turn on the printer or devices. If the power is already turned on, cycle the power switch. Check2 Is the icon displayed on the LCD? If not, Wireless Direct is disabled. Turn on Wireless Direct. Check3 Check the settings of your device (smartphone/tablet). Make sure Wi-Fi is enabled on your device. For details, refer to your device's instruction manual. Check4 Make sure printer is selected as connection for device (e.g. smartphone or tablet). Select the network name (SSID) for Wireless Direct specified for the printer as the connection destination for devices. Check the destination on your device. For details, refer to your device's instruction manual or visit the manufacturer's website. 471