Yamaha NS-SW050 Owners Manual - Page 9

Troubleshooting, Specifications

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English TROUBLESHOOTING Refer to the chart below if this unit does not function properly. If the instructions given below do not help, or if the problem you are experiencing is not listed below, turn off the power to the unit, disconnect the power cord and contact an authorized Yamaha dealer or service center. Problem Cause What to Do Power is not supplied even though the POWER switch is set to the ON position. The power plug is not securely connected. Connect it securely. No sound. The volume is set to minimum. Raise the volume up. Connections are faulty (or the connections are incomplete). Connect them securely. The sound is interrupted. The volume is too loud. Since the output is excessive, reduce the volume level. Sound level is too low. A source sound with little bass frequency content is being played. Play a source sound with bass frequencies. It is influenced by standing waves. Reposition the subwoofer or break up parallel surfaces by placing bookshelves, etc., along the walls. SPECIFICATIONS ■ NS-SW100 Type ....... Advanced Yamaha Active Servo Technology II Driver 25 cm (10") cone woofer Non magnetic shielding type Amplifier Output (100 Hz, 5 ohms, 10% THD).....50 W Dynamic Power 100 W, 5 Ω Frequency Response 25 Hz - 180 Hz Power Supply AC 230 V, 50 Hz Power Consumption 40 W Dimensions (W × H × D)... 351 mm × 352 mm × 408 mm (13-7/8" × 13-7/8" × 16-1/8") Weight 12 kg (26.5 lbs.) ■ NS-SW050 Type........Advanced Yamaha Active Servo Technology II Driver 20 cm (8") cone woofer Non magnetic shielding type Amplifier Output (100 Hz, 5 ohms, 10% THD) .... 50 W Dynamic Power 100 W, 5 Ω Frequency Response 28 Hz - 200 Hz Power Supply AC 230 V, 50 Hz Power Consumption 40 W Dimensions (W × H × D) ... 291 mm × 292 mm × 341 mm (11-1/2" × 11-1/2" × 13-3/8") Weight 8.5 kg (18.7 lbs.) * The contents of this manual apply to the latest specifications as of the publishing date. To obtain the latest manual, access the Yamaha website then download the manual file. Frequency characteristic This subwoofer's frequency characteristic [NS-SW100] 100 dB [NS-SW050] 100 dB 90 90 80 80 70 70 60 60 50 50 40 20 50 100 200 500 Hz 40 20 * This diagram does not depict actual frequency response characteristics. 50 100 200 500 Hz 6 En

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6
En
English
Refer to the chart below if this unit does not function properly.
If the instructions given below do not help, or if the problem you are experiencing is not listed below, turn off the power
to the unit, disconnect the power cord and contact an authorized Yamaha dealer or service center.
■
NS-SW100
Type
.......
Advanced Yamaha Active Servo Technology II
Driver
.........................................
25 cm (10
"
) cone woofer
Non magnetic shielding type
Amplifier Output (100 Hz, 5 ohms, 10% THD)
.....
50 W
Dynamic Power
...............................................
100 W, 5
Ω
Frequency Response
.................................
25 Hz - 180 Hz
Power Supply
........................................
AC 230 V, 50 Hz
Power Consumption
.................................................
40 W
Dimensions (W × H × D)
... 351 mm × 352 mm × 408 mm
(13-7/8
"
× 13-7/8
"
× 16-1/8
"
)
Weight
......................................................
12 kg (26.5 lbs.)
■
NS-SW050
Type
........
Advanced Yamaha Active Servo Technology II
Driver
..........................................
20 cm (8
"
) cone woofer
Non magnetic shielding type
Amplifier Output (100 Hz, 5 ohms, 10% THD)
....
50 W
Dynamic Power
..............................................
100 W, 5
Ω
Frequency Response
................................
28 Hz - 200 Hz
Power Supply
........................................
AC 230 V, 50 Hz
Power Consumption
................................................
40 W
Dimensions (W × H × D)
... 291 mm × 292 mm × 341 mm
(11-1/2
"
× 11-1/2
"
× 13-3/8
"
)
Weight
.....................................................
8.5 kg (18.7 lbs.)
*
The contents of this manual apply to the latest specifications as of the publishing date. To obtain the latest manual, access
the Yamaha website then download the manual file.
This subwoofer’s frequency characteristic
*
This diagram does not depict actual frequency response characteristics.
TROUBLESHOOTING
Problem
Cause
What to Do
Power is not supplied even though the
POWER switch is set to the ON
position.
The power plug is not securely
connected.
Connect it securely.
No sound.
The volume is set to minimum.
Raise the volume up.
Connections are faulty (or the
connections are incomplete).
Connect them securely.
The sound is interrupted.
The volume is too loud.
Since the output is excessive, reduce the
volume level.
Sound level is too low.
A source sound with little bass
frequency content is being played.
Play a source sound with bass
frequencies.
It is influenced by standing waves.
Reposition the subwoofer or break up
parallel surfaces by placing bookshelves,
etc., along the walls.
SPECIFICATIONS
Frequency characteristic
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-SW100]
[NS-SW050]