26    3M™ Multi-Touch Chassis Display User Guide 
 
3M Touch Systems, Inc. Proprietary Information – TSD-39373B 
OSD Timer 
Adjust how long the menu remains on the screen. Settings are saved automatically. 
 
Setup Menu 
Includes choices for Input Source, Aspect Ratio, Factory Reset, and DCR. 
 
Source 
Source sets the input mode for the display either RGB, DVI, or HGMI 
Aspect Ratio 
Set the preferred aspect ratio for your display -- either 16:10 or 4:3