Canon PIXMA TS6120 TS6100 series User Manual - Page 260

Check7 Make sure you are using a valid channel. Usable wireless channels may be limited depending on wireless network device used by your computer. See the instruction manual provided with your computer or wireless network device to check usable wireless channels. Check8 Make sure channel set on wireless router is a usable channel as confirmed in Check 7. If it is not, change the channel set on the wireless router. Check9 Make sure security software's firewall is off. If your security software's firewall is on, a message may appear warning you that Canon software is attempting to access the network. If this warning message appears, set security software to always allow access. If you are using any programs that switch between network environments, check their settings. Some programs use a firewall by default. Check10 If printer is connected to an AirPort Base Station via LAN, make sure you use alphanumeric characters for network identifier (SSID). (Mac OS) If the problem is not resolved, redo setup. • For Windows: Perform setup using the Setup CD-ROM or from the web page. • For Mac OS: Perform setup from the web page. • Positioning: Make sure there are no obstacles between the wireless router and the printer. Cannot Communicate with Printer Using Wireless Direct 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, turn it off and on again. Check2 Is the icon displayed on the touch screen? If not, Wireless Direct is disabled. Turn on Wireless Direct. Check3 Check the settings of your device (smartphone/tablet). 260