Operation, cont’d
A/V Mute — The A/V Mute button switches the output to a blank screen and silences the audio output. The blank screen and muted audio are deselected when a new input is selected.
Freeze — The Freeze button toggles the freeze feature on and off. Freeze stops the image at the moment you activate the feature and outputs a still image. Freeze is deselected when a new input is selected.
12Menu buttons — The Menu buttons function identically to the front panel Menu buttons. See “Menu control buttons” and 6 , 7 , and 8 , starting on page
Menu button — The Menu button enters the main menu system and backs out of the currently active submenu or selection. See “Main menu system” and “Picture adjustments”, later in this chapter, for details.
, 
, 
, and 
buttons — The 
, 
, 
, and 
buttons navigate the main and picture control menu systems. See “Main menu system”, on page
When the connected output device is not displaying a menu or other switcher- generated message, pushing the Menu control 
, 
, 
, or 
button pops up an output volume status indicator bar on the output device. Use the Menu control 
or 
button to decrease the output volume. Use the Menu control 
and 
button to increase the volume.
Enter button — The Enter button:
•Activates a highlighted submenu or function in the IN1508 main menu system.
•Exits a
•Saves a changed value in a selection box control.
See “Main menu system”, later in this chapter, for details.
13Picture control buttons — The picture control buttons are a short cut to selecting individual or groups of image status indicator bar displays that can be adjusted using the 
, 
, 
, and 
buttons ( 14 ).
Size, Centering, Contrast/Brightness, and Color/Tint are also available from the front panel (see “Picture Controls buttons” and 5 on page
Sharp and Phase are not available from the front panel picture control buttons and are
Size button — The Size button selects and deselects the display size adjustment status indicator bars. The adjustment range depends on the output resolution selected.
Center button — The Center button selects and deselects the display centering adjustment status indicator bars. The adjustment range depends on the output resolution selected.
Contrast/Brightness button — The Contrast/Brightness button selects and deselects the display brightness and contrast adjustment status indicator bars. The adjustment range for both brightness and contrast is from 0 to 127.
