Chevrolet 2008 Optra, Owner'S Manual

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AST (Automatic Store)
Six FM1 preset stations with the strongest reception in
the region can be automatically stored. Press the
AST button for more than two seconds. The display
shows AUTO SCANNING and then SCANNING flashes
on the display. Once the stations are stored, the radio
switches to FM1 and the first preset station begins
to play. FM-A displays while listening to the automatic
stored stations. Press the AM or FM button to cancel
automatic store.
Setting Preset Stations
Up to 24 stations (six FM1, six FM2, six AM1, and
six AM2), can be programmed on the six numbered
buttons, by performing the following steps:
1. Turn the radio on.
2. Press the AM or FM button to select FM1, FM2,
AM1 or AM2.
3. Tune in the desired station.
4. Press and hold one of the six numbered buttons for
more than two seconds. The preset button number
one through six flashes on the display when the
station has been set. When that numbered preset
button is pressed, that preset station returns.
5. Repeat the Steps 1 through 4 for each preset button.
Order of Sound Function
The order for displayed sound function is BASS, TRE,
BAL, FADE, EQ OFF, and VOL (Bass, Treble, Fade,
Balance, Equalization Off, and Volume).
Setting the Tone (Bass/Treble)
SOUND (Bass/Treble): Press this button until BAS
(bass) displays. Turn the
O knob to increase or to
decrease the bass. The display shows the bass level.
After making the selection, press this button to set
the bass level selection.
Press this button until TRE (treble) displays.
Turn the
O knob to increase or to decrease the treble.
The display shows the treble level. After making the
selection, press this button to set the treble level
selection. If a station is weak or has static, decrease
the treble.
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