Aiwa AV-DV500 - Manual (Page 21)

right, center, surround) and steering logic (for directing sound), astonishingly realistic sound surrounds the listener to
create a new level of audio/visual entertainment.
Independent control of the four channels allows the listener to enjoy the same type of sound reproduction
experienced in movie theaters. Voices are reproduced in the front and center sound field, while ambient sounds like
cars and crowds are reproduced on all sides of the listener for an incredibly lifelike audio/video experience. Please
read the following carefully to "tune" the systems output to match the characteristics of your listening space.
Check the following:
• Before using the DOLBY PRO LOGIC, adjust the proper balance of the speaker sound levels (see page 13).
• Make sure the speakers are properly connected and positioned (see pages 3 and 4).
• Make sure the TV set and video unit are properly connected (see page 3).
• Make sure the laser disc and video tape, etc., support .
SELECTING DOLBY PRO LOGIC
The optimal Dolby 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-R1000 for surround speakers, the
SX-C1000 for a center speaker and the SX-AV1000 for front speakers. Check your current type and placement of the
speakers and select the recommended Dolby Pro Logic mode accordingly.
The recommended mode
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.
3CH LOGIC mode: Select this mode when the surround speakers are not connected.
TO SELECT A DOLBY PRO LOGIC MODE
1 Press the DOLBY PRO LOGIC button repeatedly to select the appropriate mode.
When selecting the DOLBY PRO LOGIC or 3CH LOGIC 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.