Kenwood DDX9902S Operation Manual - Page 57

Adjustment for video playback

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SETTINGS Adjusting the Digital Time Alignment (DTA) Make fine adjustments to the delay time of the speaker output to create a more suitable environment for your vehicle. 1 Display the screen. (Page 55) 2 Display the screen. 3 Select the speaker you want to adjust (1), and then adjust each item (2). Determining the value for adjustment If you specify the distance from the center of the currently set listening position to every speaker, the delay time will be automatically computed and set. 1 Determine the center of the currently set listening position as the reference point. 2 Measure the distances from the reference point to the speakers. 3 Calculate the differences between the distance of the furthest speaker and other speakers. 4 Set the DTA value calculated in step 3 for individual speakers. 5 Adjust gain for individual speakers. Example: When [Front All] is selected as the listening position +3.5 ft Adjustment for video playback R Adjusting the picture You can adjust the picture quality. 1 Display the adjustment menu. 2 Select [DIM ON] (dimmer on) or [DIM OFF] (dimmer off). Adjusts the Digital Time Alignment (DTA) value. Adjusts the output volume of the selected speaker. • To determine the adjustment value, see the right column. • To initialize the setting value, press [Initialize]. 1.4 ft 2.45 ft 4.9 ft +2.45 ft +0 ft 56

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56
SETTINGS
SETTINGS
Adjusting the Digital Time Alignment (DTA)
Make fine adjustments to the delay time of
the speaker output to create a more suitable
environment for your vehicle.
1
Display the
<Position>
screen. (Page
±
55)
2
Display the
<Position DTA>
screen.
3
Select the speaker you want to adjust (
1
),
and then adjust each item (
2
).
<Distance>
Adjusts the Digital Time
Alignment (DTA) value.
<Gain>
Adjusts the output volume of
the selected speaker.
•
To determine the adjustment value, see the
right column.
•
To initialize the setting value, press
[Initialize]
.
Determining the value for <Position DTA>
adjustment
If you specify the distance from the center of the
currently set listening position to every speaker,
the delay time will be automatically computed
and set.
1
Determine the center of the currently set
listening position as the reference point.
2
Measure the distances from the reference point
to the speakers.
3
Calculate the differences between the distance
of the furthest speaker and other speakers.
4
Set the DTA value calculated in step
3
for
individual speakers.
5
Adjust gain for individual speakers.
Example: When
[Front All]
is selected as the
listening position
4.9 ft
1.4 ft
2.45 ft
+0 ft
+3.5 ft
+2.45 ft
Adjustment for video playback
q
Adjusting the picture
You can adjust the picture quality.
1
Display the adjustment menu.
2
Select
[DIM ON]
(dimmer on) or
[DIM OFF]
(dimmer off).