Samsung LS23CFUKFV-ZA - Manual (Page 49)

Auto Volume
Reduces the differences in volume level among broadcasters.
• Off
• On
MENU→ , → → , → → , → → MENU,EXIT
TV Speaker
If you set this menu "On", sound output from the speakers is muted in case of using the home theater.
• Off
• On
MENU → , → → , → → , → → MENU,EXIT
Channel
Available Modes
PC / DVI TV Component HDMI
Adjusting the LCD Display