Optimus STAV-3790 - Manual (Page 27)

27
Using Advanced Sound Options
Adjustment Using Test Tone The test tone lets you balance the signal levels between all your speak-
ers.
To turn on the test tone, press then press TEST TONE . The receiver
sounds a 2-second tone from the front left, center, front right, and sur-
round right, surround left, subwoofer, in sequence.
FL , CT , FR , SR , SL ,
and SW appear as the test tone sounds.
Note: The test tone sounds only for the speakers that you connected
and activated as described in “Initial Setup.”
Press – CH LEVEL + while the test tone sounds for the speaker you want to
adjust.
Press TEST TONE again to turn off this feature.
Dolby Digital Playback When you want to play a source that has Dolby Digital audio signal, set
the source to digital mode (see “Switching Analog/Digital Signal Input”
on Page 23) and press
. Then activate the source device. DOLBY
DIGITAL appears on the display as the receiver receives the Dolby Dig-
ital signals.
Note: When you connect a DVD/LD player that uses AC-3 RF output,
you need to connect an optional RF demodulator.
DVD 5.1-Channel Playback When you connect a multi-channel decoder or DVD player with 5.1-
channel output (see “DVD 5.1-Channel Inputs” on Page 11), press
DVD/
LD on the front panel twice (once to select the DVD/LD function, once to
set the receiver to 5.1-channel mode). DVD 5.1ch appears on the dis-
play.
When you select this mode DSP mode, SIGNAL SELECT , ATT , DIRECT , TRE-
BLE , BASS , MIDNIGHT are disabled.
Using the Midnight Mode You can compensate for the effect of sound deterioration at low listening
levels to enjoy the surround sound of your favorite movie whenever you
desire.
Press MIDNIGHT MODE ( MIDNIGHT on the remote control) so MIDNIGHT
appears on the display. Press the button again to disable this feature.
Program Format Indicators The following indicators light to show the channels being played.
In 5.1-channel Dolby Digital mode: L (left front), C (center), R (right
front), LS (left surround), and RS (right surround).
In Dolby Surround mode: L (left front), R (right front), and S (surround).
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