Exactly as described, the full user-manual (145 pages). Perfect.
Text excerpt from page 181 (click to view)
Using the Menus Option Speaker Description ON OFF Select to turn on the projection TV speakers. Select to turn off the projection TV speakers and listen to the projection TV's sound only through your external audio system speakers. The projection TV�s speakers are turned off, but the volume output from your audio system can still be controlled by the projection TV�s remote control. The projection TV�s speakers are turned off and the volume, bass and treble output of the projection TV is fixed. Use your audio receiver�s volume control to adjust the volume through your audio system. Using the Menus
