Canon TS8100 Series Online Manual page 167

(Signal strength: 50 % or less): The problem such as the printer cannot print may occur.
Place the printer near the wireless router.
Wireless LAN is enabled but the printer is not connected to the wireless router.
Wireless Direct is enabled.
Wireless LAN is disabled.
E. Cloud
Displays the cloud's Main screen. You can use the services of PIXMA/MAXIFY Cloud Link.
F. Setup
Displays the printer's setting menus or the maintenance menus.
G. Quick guide
Displays the guides how to loading paper or how to replace the ink tank, or the troubleshooting.
Buttons on the touch screen
While operating on the touch screen, some buttons are displayed on the touch screen.
H. HOME button
Displays the HOME screen.
I. Black button
Starts black & white copying, scanning, etc.
J. Color button
Starts color copying, scanning, etc.
K. Back button
Returns the touch screen to the previous screen.
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