Saturn 2008 Astra - Manual (Page 136)

Overlay Menus
Additional notes and information on
the audio system or other vehicle
components may appear on
the display as an overlay in some
cases. The current menu is overlaid
with the information box. Some
settings have to be confirmed,
others are automatically enabled
after a short time.
Audio Settings
The audio settings can be set
for each audio source and are
stored separately for each radio
station and the CD player.
Adjusting the Tone (Bass/Treble)
To adjust the Bass:
1. Press SOUND and select the
Sound menu item.
2. Select Treble - Bass.
3. Select Bass from the menu and
turn the multifunction knob to
adjust the level.
4. Press the multifunction knob to
save the setting.
Bass tones are automatically
adjusted to the driving speed to
compensate for rolling and ambient
noise. The setting cannot be
changed.
To adjust the Treble:
1. Press SOUND and select the
Sound menu item.
2. Select Treble - Bass.
3. Select Treble from the menu and
turn the multifunction knob to
adjust the level.
4. Press the multifunction knob to
save the setting.
Adjusting the Equalizer
The equalizer allows changes to be
made to seven frequencies.
To adjust the equalizer:
1. Press SOUND and select the
Sound menu item.
2. Select Equalizer.
3. Select the desired frequency and
turn the multifunction knob to
adjust the level.
4. Press the multifunction knob to
save the setting.
5. Repeat these steps for each
frequency.
After making changes to the
equalizer, the user option in the
Sound menu is enabled.
6-14 Infotainment