Ford 2004 Expedition Owner's Manual page 51

Turn the control to raise or lower
volume. The levels will be displayed
on the screen.
To adjust the navigation voice
output level, adjust the volume
control only when the navigation
system is speaking. Otherwise, it will adjust the radio levels.
Automatic volume control (AVC)
With this feature, radio volume changes automatically with vehicle speed
to compensate for road and wind noise. To engage the AVC feature:
1. Press the MENU control.
2. Select AUDIO OPTIONS.
3. Select AVC, TRAFFIC, DSP.
4. Select AVC.
5. Use the cursor control to increase
or decrease the levels. The higher
the level selected, the greater the
compensation. The levels will be
shown in the display. Decrease all
the way to the left to turn AVC off.
2004 Expedition (exd)
Owners Guide (post-2002-fmt)
USA English (fus)
Entertainment Systems
PUSH
ON
M E N U
51