Aiwa XH-A1000 manual Press Manual Select again to stop the noise signal, About the channels

2 Press MANUAL SELECT and hold it down for	PLAY WITH DOLBY PRO LOGIC
about 4 seconds until “L” flashes.

A noise signal is sent to each channel in turn in the following sequence.

3 Adjust the sound level of the center and the surround speakers.

While “CEN”, “S-R” or “S-L” is displayed, press for gto adjust the volume of the center or surround speakers to match the level of the left and right speakers.

To adjust the balance between the left and right front speakers, see page 11.

4Press MANUAL SELECT again to stop the noise signal.

NOTE

•If the surround speakers or the center speaker level of the DOLBY PRO LOGIC is changed, that of the DSP SURROUND system (page 13) and the DOLBY DIGITAL SURROUND (page

25)is also changed.

•While “S-R” or “S-L” is displayed, both surround speakers output the noise signal together. However, only the sound level of one surround speaker displayed as “S-R” or “S-L” can be adjusted.

•When the sequencer outputs a noise signal, a clicking sound might be heard from the speakers due to the characteristics of the circuit. This is not malfunction.

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 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 20 ms (milliseconds). To change this standard delay time, press MANUAL SELECT on the remote control repeatedly in NORMAL or PHANTOM mode until “TIME” is displayed. Then, press the for g. Each time one of the buttons is pressed, the delay time changes as shown below.

15ms j l 20ms j l 30ms

AUX/

PHONO/

5.1CH

VIDEO 1/2/3

MANUAL

SELECT

f,g

f,g

1Press VIDEO 1/2/3 or AUX/PHONO/5.1CH. Then start playback of the video source.

2Press DOLBY PRO LOGIC.

NORMAL is selected, and the playback sound has the DOLBY PRO LOGIC effect.

To cancel DOLBY PRO LOGIC mode

Press DOLBY PRO LOGIC repeatedly until “OFF” is displayed.

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.

1Press MANUAL SELECT on the remote control repeatedly to select “CEN” (center), “S-R” (surround right) or “S-L” (surround left).

2While the “CEN”, “S-R” or “S-L” is displayed, press f or g on the remote control to adjust the volume.

24 ENGLISH