Troubleshooting; Specifications - Yamaha NX-50 Mode D'emploi

Refer to the table below if the unit does not operate properly. If the problem you are experiencing is not listed below,
or if the instruction below does not help, turn off the unit, disconnect the power cable, and contact the nearest
authorized Yamaha dealer or service center.
Symptoms
No sound is • The AC adaptor is disconnected
output from from the wall outlet.
• The p (power) is not turned on.
either of the
speakers, or the
sound is too • Connections are faulty.
quiet. (Or the connections are incomplete.)
• The volume of the speakers set to
minimum.
• The sound from the connected
device is too quiet.
• Headphones are connected.
(No sound comes from the speakers
when headphones are connected.)
The sound is • The sound is too loud.
distorted.
Noise is heard. • Connections are faulty.
(Or the connections are incomplete.)
• The output connector has a bad
connection.
• External noise is picked up.
• Power-supply noise is picked up.
* If VOL (volume) stays at maximum after the p (power) is turned off, the slight sound may be heard from the
headphones connected to the speakers.

Troubleshooting

Causes
• Connect the AC adaptor to the wall
outlet properly.
• Turn on the p (power).
(The indicator lights up.)
• Check that the connections are made
correctly.
• Turn the VOL control to the right to
increase the volume.
• Increase the volume of the connected
device.
• Disconnect the headphones from the
speakers.
• Lower the volume of the connected
device.
• Check that the connections are made
correctly.
• Check that the stereo mini jack and
stereo mini plug cable are not dirty.
If they are dirty, clean them.
• Make sure that devices which emit
electromagnetic waves, such as
mobile phones, wireless appliances,
microwaves or inverter lighting
equipment, are not near the speakers.
• Change the source of power supply
by directly connecting the AC
adaptor to the wall outlet, etc.
Input connector
ø 3.5 mm (1/8 in.) stereo mini jack × 2
Headphone output connector
ø 3.5 mm (1/8 in.) stereo mini jack × 1
Remedies
Power voltage/Frequency
U.S.A. and Canada models: AC 120 V, 60 Hz
Other models: AC 100 to 240 V, 50/60 Hz
Power consumption
13 W (speaker)
Power consumption when powered off
0.5 W or less
AC adaptor
U.S.A., Canada and Taiwan models:
MU18-D120150-A1 (DC 12V, 1.5A)
Asia model:
MU18-D120150-C5 (DC 12V, 1.5A)
Weight
Right speaker: 1.1 kg (2.4 lbs)
Left speaker: 0.9 kg (2.1 lbs)*
* Including speaker cable (2.0 m)
Dimensions
184 mm
(7-1/4 in.)
Specifications are subject to change without notice.

Specifications

83 mm
(3-1/4 in.)
184 mm
(7-1/4 in.)
4
En