Troubleshooting; Specifications - Yamaha NS-PA40 Manual De Instrucciones

■ Front speakers (NS-F40), center speaker (NS-C40) and surround speakers (NS-B40)
Issue
There's no sound.
The sound is very quiet.
■ Subwoofer (NS-SW40)
Issue
The POWER switch is set
to ON but the subwoofer
doesn't work.
There's no sound.
The subwoofer is too
quiet.
■ Front speakers (NS-F40),
center speaker (NS-C40) and
surround speakers (NS-B40)
Type
NS-F40 ............................................................2way bass reflex
NS-C40...................................Full range acoustic suspension
NS-B40 ................................................... Full range bass reflex
Driver
NS-F40
Woofer...................................... 7 cm (2-3/4") cone type x2
Tweeter............................. 2.5 cm (1") balanced dome type
NS-C40............................................. 7 cm (2-3/4") cone type
NS-B40 ............................................. 7 cm (2-3/4") cone type
Nominal input power ....................................................... 30 W
Maximum input power .................................................. 100 W
Impedance ............................................................................. 6 Ω
Frequency response
NS-F40 .............................................. 67 Hz–30 kHz (–10 dB)
NS-C40.............................................. 70 Hz–25 kHz (–10 dB)
NS-B40 .............................................. 50 Hz–25 kHz (–10 dB)
Sensitivity
NS-F40 .........................................................85 dB/2.83 V, 1 m
NS-C40.........................................................84 dB/2.83 V, 1 m
NS-B40 .........................................................83 dB/2.83 V, 1 m
7
En

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.

Specifications

non magnetic shielding type
non magnetic shielding type
non magnetic shielding type
–100 kHz (–30 dB)
–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.
Dimensions (W x H x D)
NS-F40 .................. 230 x 1000 x 230 mm (9" x 39-3/8" x 9")
NS-C40......276 x 111 x 118 mm (10-7/8" x 4-3/8" x 4-5/8")
NS-B40 ......112 x 176 x 116 mm (4-3/8" x 6-7/8" x 4-5/8")
Weight
NS-F40 ......................................................... 3.6 kg (7.9 lbs.)
NS-C40......................................................... 0.73 kg (1.61 lbs.)
NS-B40 ......................................................... 0.59 kg (1.30 lbs.)
■ Subwoofer (NS-SW40)
Type ..............Advanced Yamaha Active Servo Technology II
Driver ............................................16 cm (6-1/2") cone woofer
Amp output power.............. 50 W (100 Hz, 5 Ω, 10% T.H.D)
Amp dynamic power .............................................. 100 W, 5 Ω
Input impedance .................INPUT (1P RCA pin jack): 12 kΩ
Frequency response ...........................................30 Hz–200 Hz
Input sensitivity............................INPUT (1P RCA pin jack):
Power supply
U.S.A. and Canada models ..........................AC 120 V, 60 Hz
Australia model.............................................AC 240 V, 50 Hz
U.K. and Europe models..............................AC 230 V, 50 Hz
China, Asia, and General models
....................................... AC 110–120/220–240 V, 50/60 Hz
Dimensions (W x H x D) .......................290 x 292 x 327 mm
Weight .............................................................. 8.0 kg (17.6 lbs.)
Specifications are subject to change without notice.
(with base)
non magnetic shielding type
50 mV (50 Hz, 50 W/5 Ω)
(11-3/8" x 11-1/2" x 12-7/8")