Alpine DVA-9861Ri External Audio Processor Optional, Adjustment Procedure for Dolby Surround

External Audio Processor (Optional)

Rotary
TA encoder	BAND

MODE Preset buttons

(1 through 6)

When an external audio processor is connected to this unit, you can operate it from this unit. Some audio processors may not be operated. When PXA-H900 is connected, some of the operations may not be performed from this unit. In this case, operate them in the connected product. Explanations below is the case when PXA-H700 or PXA-H701 is connected for example.

Refer also to the operating instructions of the connected audio processor.

•The adjustments or settings performed on the connected audio processor cannot be operated properly from this unit.

•The setting “Setting the Speakers”, “Setting Bass Sound Control”, and “Graphic Equalizer Adjustments” are not available if the MRA- D550 is connected. Additionally, if the MRA-F350 is connected, the following setting “Setting the MX mode” is not available. Also, the setting content differs between the PXA-H700 and PXA-H701.

•This unit cannot be connected to the PXA-H510.

•If no operation is performed for approximately 15 seconds when setting the external audio processor, the audio processor control mode is cancelled, and the normal mode returns.

Adjustment Procedure for Dolby Surround

Make the adjustments described below in order to reproduce Dolby Digital and DTS sound with greater accuracy.

Adjustment procedure

1	Speaker Setup (page 41)
	(Turning the speakers to be used on and off and
	setting their response)
2	Adjusting the speaker levels (page 41)
	(Adjusting the signal output level to the various
	speakers)
3	Mixing bass sound to the rear channel
	(page 42)
	(Achieving smooth sound in the rear seat by mixing
	the front audio signals with the rear speaker signals)
4	Adjusting the acoustic image (page 42)
	(Adjusting the acoustic image to achieve a sound as
	if the centre speaker were directly in front of the
	listener)
5	Achieving powerful high volume sound
	(page 43)
	(Achieving energetic sound with even greater power,
	like the sound in a movie theatre)
6	Adjusting the DVD Level (page 43)
	(Adjust the volume (signal level) in the Dolby Digital,
	Pro Logic II, DTS and PCM modes.)
7	Storing Settings in the Memory (page 44)
	(Storing all the settings and adjustments made on the

DVA-9861Ri (not only the above settings/adjusts) in the memory)

In case of combining the Automatic adjustments etc.

We recommend to make the Automatic adjustments before the Dolby Surround adjustments.

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