Printing Does Not Start Page 640 of 815 pages Advanced Guide > About Bluetooth Communication > Troubleshooting > Printing Does Not Start Printing Does Not Start Check 1: Is Bluetooth unit ready for use? Make sure that the Bluetooth settings screen can be displayed on the LCD of the printer. If the screen cannot be displayed, Bluetooth communication is disabled. Remove the Bluetooth unit from the printer and attach it once again. Attaching to and Removing from the Printer Make sure that the Bluetooth settings screen can be displayed on the LCD of the printer, and try to print again. If the Bluetooth settings screen still is not displayed after you remove the Bluetooth unit from the printer and attach it again, the Bluetooth unit may be faulty. In this case, contact your Canon service representative. Check 2: Is there a problem with the location of the printer or is the distance between the printer and computer too great? The maximum communication distance between the printer and a computer is about 33 ft./10 m, but it varies depending on the following conditions: Presence of obstacles between the communication equipment and radio wave conditions Location where magnetic fields, static electricity, or radio interference occurs Type of software and operating system used Receiver sensitivity and antenna performance of the communication equipment Change the printer installation place or move the printer closer to the computer. Check 3: Is the printer to be used selected correctly? Follow the procedure described below to select the printer to which the Bluetooth unit is attached. 1. Log into a user account with the administrator privilege. 2. Click Control Panel, then Printers under Hardware and Sound. When using non-Vista Windows, click Control Panel, then Printers and Faxes under Printers and Other Hardware. 3. Click the icon of the printer to be used for printing via Bluetooth communication. By default, the icon name is Canon XXX Printer (Copy X). Note "X" is a device name or a digit. The number of digits may differ depending on the printer. 4. Select Properties from the Organize (File in non-Vista Windows) menu. 5. Click the Ports tab and select an applicable printer from Port. It may vary depending on how you authenticate the printer. When authenticating the printer as a Bluetooth device in Control Panel BTHnnn (Canon XXX Printer (Copy X)) ("n" is a digit). When authenticating the printer as a Bluetooth device using Bluetooth Settings built in the computer TBPnnn (Canon XXX Printer (Copy X)) ("n" is a digit) For more information about how to register the printer, see Register the printer as a Bluetooth device using Bluetooth Devices. in Preparation . 6. Click OK.