Panasonic SC-BTT350 User Manual

Page of 56
Advanced operations
43
VQT2W23
Delay time 
(
)
For optimum listening with 5.1-channel sound, all the 
speakers, except for the subwoofer, should be the same 
distance from the seating position.
If either distance A or B is less than C (> below), find the 
difference in the relevant table and adjust the delay time to 
make up for the difference.
1
Press [3421] to select the distance 
box (
) and press [OK].
e.g., 5.1ch setting
e.g., 7.1ch setting
2
Press [34] to select the setting and press 
[OK].
∫ When using the 7.1ch speaker system
1 Check the distance difference of both the front speakers 
and the surround back speakers from the seating position.
2 Set the delay time of the surround back speakers.
Volume (Channel balance) (
)
(Effective when playing multi-channel audio)
1
Select “Test” and press [OK].
A test signal is output.
2
While listening to the test signal
Press [34] to adjust the volume of each 
speaker.
The volume can be adjusted between r6 dB and s6 dB.
≥ Set each speaker level according to the volume of the 
Front (L) and Front (R) speaker volume respectively.
3
Press [OK].
The test signal stops.
To finish the speaker setting
Press [3, 4, 2, 1] to select “Complete” and press [OK].
Speaker settings
A B C: Primary listening distance
A Approximate room dimensions
B Actual speaker position
C Ideal speaker position
D Circle of constant primary listening distance
A Centre (C)
B Left Surround (LS), Right Surround (RS)
C Left Surround back (LB), Right Surround back (RB)
A Centre speaker
Difference
Setting
Approx. 34 cm
1.0 ms
Approx. 68 cm
2.0 ms
Approx. 102 cm
3.0 ms
Approx. 136 cm
4.0 ms
Approx. 170 cm
5.0 ms
0.0
ms
L
LS
R
SW
C
RS
C
RS
LS
A
B
C
D
A
B
C
0.0
ms
0
0
0
0.0
0.0
ms
Complete
Test
LS
R
L
RS
dB
dB
dB
ms
C
0
dB
SW
0
0
0
0.0
0.0
0.0
0
0
dB
dB
ms
RB
LB
ms
Complete
Test
LS
R
L
RS
dB
dB
dB
ms
C
0
dB
SW
B Surround speakers / Surround back speakers
Difference
Setting
Approx. 170 cm
5.0 ms
Approx. 340 cm
10.0 ms
Approx. 510 cm
15.0 ms
Adjusting speaker level
A Centre (C)
B Test
C Left Surround (LS), Right Surround (RS)
dB
0
0
0
0
0.0
0.0
ms
Complete
Test
LS
R
L
RS
dB
dB
dB
ms
C
0
dB
SW

e.g., 5.1ch setting
SCBTT755_350EBGN_VQT2W23.book  43 ページ  2010年7月8日 木曜日 午後6時53分