Aiwa CX-NMT50 - Manual (Page 19)

If the surround speakers level of the SURROUND is changed
(see page 7), that of the DOLBY PRO LOGIC is also changed.
About the channels
The left and right speakers create the stereo effect.
The center speaker helps achieve precise sound positioning
over a broad sound field.
The rear-mounted surround speakers enhance the “depth” of
the sound field.
To change the delay time
The surround speakers reproduce sounds a split second after
the front speakers. The delay is initially set to 21 ms
(milliseconds).
To change this standard delay time, press the MANUAL SELECT
(TEST) button on the remote control repeatedly until “TIME” is
displayed. Then, press the DOWN or UP ►>! button. Each
time one of the buttons is pressed, the delay time changes as
sho\A/n below.
15MS<-^21MS<^30MS
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PLAY WITH DOLBY PRO LOGIC
To change the sound levels during playback
After adjusting the balance with the noise sequencer, the sound
levels of the center or surround speakers can be adjusted during
playback of laser discs or video software.
1 Press the MANUAL SELECT (TEST) button on the remote
control repeatedly to select “CEN” (center) or “SUR”
(surround).
2 While the “CEN” or “SUR” is displayed, press the DOWN M-'<
or UP button on the remote control to adjust the volume.
ADDITIONAL DOLBY PRO LOGIC MODES
In addition to the NORMAL mode, this unit is also equipped with
the PHANTOM and the 3 CH LOGIC modes.
PHANTOM mode: Use this mode when no center speaker is
connected. The center channel signals are output through the
left and right speakers.
3 CH LOGIC mode: Use this mode when no surround speakers
are connected. This mode reproduces rear sounds through the
front speakers.
To select PHANTOM or 3 CH LOGIC
Press the DOLBY PRO LOGIC button repeatedly until the desired
Dolby Pro Logic mode is displayed. The Dolby Pro Logic mode
is displayed cyclically as follows.
NORMAL PHANTOM
— cancel —
3 CH LOGIC
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To adjust the balance of connected speaker sound levels
Carry out steps 2 to 4 on page 17.
■ DOLBY
PRO LOGIC
• Depending on the sound source and/or listening conditions, a
surround effect may not be obtained even when the DOLBY
PRO LOGIC is on.
' The full DOLBY PRO LOGIC effect cannot be obtained when
using software without □□inoi.BYsuBRnuMPi mark. In this case, use
the SURROUND system instead. (See page 7.)
1 Press the VIDEO/AUX button and start playback
of the video source.
2 Press the DOLBY PRO LOGIC button.
NORMAL is selected, and the playback sound has the DOLBY
PRO LOGIC effect.
To cancel Dolby Pro Logic mode
Press the DOLBY PRO LOGIC button repeatedly until P-OFF is
displayed.
ENGLISH
18