Yamaha NS-P380 - Инструкция по эксплуатации - Страница 10

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1

Power indicator

Lights up when the POWER switch is set to ON; 
goes off when the POWER switch is set to OFF.

2

INPUT jack

Input jack for connecting the line-level subwoofer 
output on your amplifier.

3

VOLUME control

Adjusts the volume of the subwoofer. Turn it 
clockwise to increase the volume; 
counterclockwise to decrease the volume.

4

POWER switch

Set this to ON to turn on the subwoofer. Set it to 
OFF to turn off the subwoofer.

Setting the subwoofer volume 

The very first time you use the subwoofer, you need to 
set the volume balance between the subwoofer and the 
front speakers as follows.

1

Turn on your other AV components.

2

Set the subwoofer’s VOLUME control to 
minimum (0).

3

Set the subwoofer’s POWER switch to ON.

The power indicator on the rear panel lights up.

4

Play a audio source that contains low-
frequency bass sounds. Set the amplifier’s 
volume control to a suitable level.

5

Turn the subwoofer’s VOLUME control up 
gradually until you achieve a good balance 
between the subwoofer and the other 
speakers.

Notes 

• Once  the subwoofer volume has been set, you can 

leave the subwoofer’s VOLUME control set as it is 
and use your amplifier’s volume control to adjust the 
volume of the entire system. 

• If you replace the front speakers (NS-B380) with 

other speakers, you will need to re-adjust the 
subwoofer’s volume.

• The  frequency characteristics graphs below show 

how the subwoofer and front speakers work 
together to provide a full-range sound.

Frequency characteristics

The following graph shows the frequency 
characteristics of the subwoofer (NS-SW380).

The following graph shows the combined frequency 
characteristics of the subwoofer (NS-SW380) and 
front speakers (NS-B380).

Using the Subwoofer

4

3

2

1

Rear panel

20

50

100

200

500 Hz

40

50

60

70

80

90

100 dB

20

50

100

200

500 Hz

40

50

60

70

80

90

100 dB

NS-SW380

NS-B380