Rosen Entertainment Systems AV7500 用户手册

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13  Source 
This button allows you select the Internal DVD/CD player, the Internal 

Game, the Second Unit, or the Auxiliary Input. You can also select the 

optional TV Tuner, DVD changer, or other optional auxiliary sources, if 

installed.

Press to move up or down in a menu or to change channels when 

watching TV.

Press to move left or right in a menu. Also used to change frequencies 

on the FMT, after the Speaker Sound button is pressed.

18  Enter
Press to make a menu selection.

21  Setup
Pressing this button brings up the DVD player setup screen.  

Pressing this button brings you into the DVD player menu.

9  Speaker Sound Control
When this button is pressed, “Speaker Sound On” appears on the 

screen, along with the FM frequency to which you should tune your 

radio, such as “FM 88.1.” To change the frequency, press the

 LEFT or 

RIGHT arrow buttons on the remote control and wait two seconds for 

the station to set. Headphone audio is not affected by this button. 
FM frequencies available: Find a frequency in your geographic location 

that has no static transmission and set it.

11  Mute 
Press once to mute all system audio. As long as the Mute function is 

active, “Mute” will appear on the screen. Press again to turn Mute off.