Aiwa AV-DV70 Operating Instructions Manual page 16

2 Press the DOLBY SURROUND button again and
hold it down until the center speaker mode to be
selected appears.
When selecting the DOLBY DIGITAL SUR or DOLBY PRO
LOGIC mode in step 1:
"NORMAL;
"WIDE and "PHANTOM" appear in turn.
When selecting the 3 STEREO mode
in step 1:
"NORMAL' and "WIDE appear one after the other.
Depending on the sound source or listening condition, surround
effect may not be obtained even when the Dolby Digital
Surround or Dolby Pro Logic is selected.
The full Dolby Digital Surround or Dolby Pro Logic effect cannot
be obtained when using software not recorded in the Dolby
Digital Surround or Dolby Pro Logic system. In this case, use
the DSP surround system instead (see page 9).
When headphones are plugged in:
- The Dolby Pro Logic system is automatically canceled.
- The Dolby Digital Surround mode is automatically changed
to "2CH STEREO."
While headphones are plugged in:
- The Dolby Pro Logic cannot be turned on.
- The "DOLBY DIGITAL SUR" or "3 STEREO mode of the
Dolby Digital Surround cannot be selected.
ADJUSTING SPEAKER LEVEL
BALANCE
214
1 3
1
2,4
"UPPM,
DOWNM
The unit is equipped with a built-in test signal generator called a
noise sequencer for easy balance adjustment of all five channels.
The sequencer outputs a
noise signal that "travels" from channel
to channel, enabling the simple adjustment of sound level to
achieve the same apparent loudness, at your listening position,
from each channel.
1
2
Select the Dolby Digital Surround (except "2CH
STEREO") or Dolby Pro Logic mode according
to the current type and placement of your
speakers.
(See page 14.)
Press the MANUAL SELECT button and hold it
down for about two seconds until "L/R OdB"
appears.
A noise signal is sent to each channel in turn as follows:
DOLBY DIGITAL SUR (DOLBY PRO LOGIC) NORMAL
or WIDE mode
+
L/R OdB (Left front speaker)*
CEN OdB
(Center speaker)
UR ~dB (Right front speaker)*
*
S-R OdB (Right surround speaker)
$
S-L OdB (Left surround speaker)
I
15
ENGLISH