View Sonic Smart Board Unlock Key Combination. 


You can press the following key combination with the buttons on the front of the device. When referring to the setting button I am referring to the Cogwheel which looks like a gear.

 

Button Lock & Unlock 

Vol-, Vol-, setting, home 


or 

 

Menu Lock & Unlock

Vol+, Vol+, setting, home

 

or 


Power Lock & Unlock 

Vol-, vol+, setting, home 

 


If this still does not resolve your issue please contact us and create a ticket.