Aiwa AV-D30 - Manual (Page 14)

DOLBY SURROUND
This unit is equipped with the Doiby Pro Logie decoder and aiso
supports the Doiby Digitai decoder with the 5.1 ch output
terminais.
The unit and the center and surround speakers (standard) assure
fuii-scaie home theater sound. When piaying back discs or video
software that have been recorded in Doiby Pro Logic or Doiby
Digitai Surround, astonishingiy reaiistic sound surrounds the
iistener to create a new ievei of audio/visuai entertainment,
independent controi of the five channeis aiiows the iistener to
enjoy the same type of sound reproduction experienced in movie
theaters; Voices are reproduced in the front and center sound
fieid, whiie ambient sounds iike cars and crowds are reproduced
on aii sides of the iistener for an incredibiy iifeiike audio/video
experience. Piease read the foiiowing carefuiiy to “tune” the
system’s output to match the characteristics of your iistening
space.
Check the following:
• Before enjoying the DOLBY SURROUND sound, adjust the
proper balance of the speaker sound levels (see page 14).
• Make sure the speakers are properiy connected and positioned
(see pages 3, 4 and 5). '
• Make sure the TV set and video unit are properiy connected
(see page 3).
• Make sure the disc and video tape, etc., support Doiby Pro
Logic or Doiby Digitai Surround.
SELECTING DOLBY PRO LOGIC
The optimal Doiby Pro Logic mode depends on the type and
placement of the speakers. It is recommended that the optional
Aiwa speakers should be used for all channels, for example, the
SX-R1500 for surround speakers, the SX-C1500 for a center
speaker and the SX-AV1500 for front speakers. Check your
current type and placement of the speakers and select the
recommended Dolby Pro Logic mode accordingly.
The recommended mode
TO SELECT A DOLBY PRO LOGIC MODE
Center speaker
Larger-size Smaller-size No speaker
Surround speaker
(Rear speaker) DOLBY PRO
LOGIC-WIDE
DOLBY PRO
LOGIC-NORMAL
PHANTOM
No surround
speaker
3 STEREO­
WIDE
3 STEREO­
NORMAL
-
PHANTOM mode: Select this mode when the center speaker is
not connected. All center channel signals are redistributed to
the left and right channel speakers.
3 STEREO thode: Select this mode when the surround speakers
are not connected.
Press the DOLBY SURROUND button repeatedly
to select the appropriate mode.
When selecting the DOLBY PRO LOGIC or 3 STEREO mode,
the indicator lights up, and the selected mode name runs
through on the display.’ Each time the button is pressed, the
mode changes as shown below.
c
DOLBY PRO LOGIC- -► 3 STEREO —
DOLBY PRO LOGIC OFF(cancel) -4-
2 Press the DOLBY SURROUND button again and
hold it down until the center speaker mode to be
selected appears.
When selecting the 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 Pro Logic is
set to on.
' The fuii Doiby Pro Logic effect cannot be obtained when using
the software without □□iPOLBYsumouHDi mark. In this case, use
the DSP surround system instead (see page 8).
' The Dolby Pro Logic system is automaticaliy canceied:
- when the DSP system is turned on
- when the 5.1 CH function is selected
- when headphones are plugged in •
' The Dolby Pro Logic cannot be set to on whiie headphones
are plugged in.
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