Canon PIXMA TS3520 Online Manual page 305

If your smartphone/tablet cannot communicate with the printer in the Wireless Direct, check the following.
Check the power status of printer and other devices (smartphone or tablet).
Check1
Turn on the printer or devices.
If the power is already turned on, cycle the power switch.
Is Wireless Direct enabled?
Check2
Make sure the icon displayed on the LCD.
If not, press the Wireless select button to enable Wireless Direct.
Check the settings of your device (smartphone/tablet).
Check3
Make sure Wi-Fi is enabled on your device.
For details, refer to your device's instruction manual.
Make sure printer is selected as connection for device (e.g. smartphone or
Check4
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.
To check the network name (SSID) for Wireless Direct specified for the printer, print out the network setting
information of the printer.
Printing Network Settings
Have you entered the proper password specified for the Wireless Direct?
Check5
To check the password specified for the printer, print out the network setting information of the printer.
Printing Network Settings
Make sure the printer is not placed too far away from the device.
Check6
If the distance between the printer and device is too far, wireless communication becomes poor. Place the
printer and device close to each other.
Make sure 5 devices are already connected.
Check7
Wireless Direct does not allow more than 5 devices to be connected.
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