Troubleshooting; Specifications - Yamaha NS-P41 Mode D'emploi

If this product doesn't work as expected, look for a possible cause below. If the issue you are experiencing is not
listed, or you cannot resolve it after reading through these instructions, disconnect the power cable and contact an
authorized Yamaha dealer or service center.
■ Front, surround speakers (NS-B40) and center speaker (NS-C40)
Issue
There's no sound.
The sound is very quiet.
■ Subwoofer (NS-SW050)
Issue
The POWER switch is set
to ON but the subwoofer
doesn't work.
There's no sound.
Sound level is too low.
The sound is interrupted.
■ Front, surround speakers (NS-B40) and
center speaker (NS-C40)
Type
NS-B40 ................................................... Full range bass reflex
NS-C40...................................Full range acoustic suspension
Driver ...................................................7 cm (2-3/4") cone type
Nominal input power ....................................................... 30 W
Maximum input power .................................................. 100 W
Impedance ............................................................................. 6 Ω
Frequency response
NS-B40 .............................................. 50 Hz–25 kHz (–10 dB)
NS-C40.............................................. 70 Hz–25 kHz (–10 dB)
Sensitivity
NS-B40 .........................................................83 dB/2.83 V, 1 m
NS-C40.........................................................84 dB/2.83 V, 1 m
Dimensions (W x H x D)
NS-B40 ........ 112 x 176 x 116 mm (4-3/8" x 6-7/8" x 4-5/8")
NS-C40...........276 x 111 x 118 mm (10-7/8" x 4-3/8" x 4-5/8")
Weight
NS-B40 ......................................................... 0.59 kg (1.30 lbs.)
NS-C40......................................................... 0.73 kg (1.61 lbs.)

Troubleshooting

Possible cause
The speaker cables are not
connected properly.
The speaker cables are not
connected properly.
Possible cause
The power cable is not connected
properly.
The VOLUME control is set to 0. Turn up the VOLUME control.
The subwoofer cable is not
connected properly.
The source material doesn't
contain much bass.
Bass sounds are being cancelled
out by standing waves.
The volume is too loud.

Specifications

non magnetic shielding type
non magnetic shielding type
–45 kHz (–30 dB)
–45 kHz (–30 dB)
Remedy
Make sure the speaker cables are connected properly.
Make sure the speaker cables are connected properly:
L (left) to L, R (right) to R, "+" to "+" and "–" to "–".
Remedy
Set the POWER switch to OFF, then make sure the power
cable is connected properly.
Make sure the subwoofer cable is connected properly.
Try playing source material that contains more bass.
Reposition the subwoofer, or break up parallel wall surfaces
by placing bookshelves or other large objects along the wall.
Since the output is excessive, reduce the volume level.
■ Subwoofer (NS-SW050)
Type ..............Advanced Yamaha Active Servo Technology II
Driver ................................................... 20 cm (8") cone woofer
Amplifier Output (100 Hz, 5 Ω, 10% T.H.D) .............. 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 x H x D) .......................291 x 292 x 341 mm
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.
non magnetic shielding type
(11-1/2" x 11-1/2" x 13-3/8")
7
En