Viewsonic VS12400 用户手册

The Tuner Adjustment enable user to 
adjust the setting of tuner function.

Tuner Adjustment only can be 
operated in TV mode.

•

•

1

Press

ᒵ൐ key on the control panel or Ҭᓃ key on the 

remote control to view OSD menu.

2

Press

ST key to select [Channel] mode.

Press

WX or +/- key to enter sub-menu.

3

Press

STNH\WRVHOHFW&KDQQHO

Press

WX key to search Channels manually.

4

Press

STNH\WRVHOHFW&$79$LUDQGSUHVVX to set 

the channel signal system for Air or Cable.

21

ViewSonic

VT2230-NT