APPENDIX
➤
Troubleshooting
En
56
No sound is coming
from the subwoofer.
Wired/Wireless
The AC power supply cable of the subwoofer is not firmly connected to
the AC wall outlet.
Connect the AC power supply cable firmly to the AC wall outlet.
Wired/Wireless
The volume of the subwoofer is low.
Increase the volume of the subwoofer with the SUB key on the
remote control (p. 20).
Wired/Wireless
The subwoofer’s built-in protective circuit was activated.
(The STATUS indicator on the subwoofer glows orange.)
Disconnect the power cable, and contact your nearest Yamaha dealer or
service center to request repair.
Wired
“Bass Out” of “Subwoofer” is set to “Wireless”.
Set it to “Wired” (p. 45).
Wired
The system control cable (3.5 mm monaural mini plug cable) and
subwoofer cable (RCA mono cable) are not connected firmly.
Connect the cables firmly.
Wireless
Conditions for wireless communications are not good, and the center
unit and the subwoofer are not connected.
(The STATUS indicator on the subwoofer flashes green, or glows red.)
Move the subwoofer closer to the center unit.
If the problem persists, move the subwoofer to a location where its STATUS
indicator steadily glows green.
If there are obstacles such as metal furniture obstructing communications
between the center unit and the subwoofer, rearrange the furniture or
reposition the subwoofer.
If there are devices such as microwave ovens or wireless network devices
that emit electromagnetic waves, move the center unit and the subwoofer
away from these devices.
Use cables to connect the subwoofer to the center unit (p. 15).
Wireless
The center unit is not paired with the subwoofer.
(The STATUS indicator on the subwoofer flashes or grows red.)
Move the subwoofer closer to the center unit to improve conditions for
wireless communications, and pair the two (p. 62).
If the indicator on the subwoofer does not glow green steadily after pairing,
the unit may be malfunctioning. Disconnect the power cable and contact your
nearest Yamaha dealer or service center to request repairs.
Wireless
“Bass Out” of “Subwoofer” is set to “Wired”.
Set to “Wireless” (p. 45).
The volume of the
subwoofer is low.
Wired/Wireless
The volume of the subwoofer is low.
Increase the volume of the subwoofer with the SUB key on the
remote control (p. 20).
Wired/Wireless
Content from an input source with a limited support for low tones is
playing.
Play content from an input source with broader support for low tones to see if
volume is still low.
Wired/Wireless
Move or reposition the subwoofer (p. 9).
Wired/Wireless
A subwoofer other than that supplied with this unit is connected.
This unit supports the supplied subwoofer NS-WSW121 only.
Sound from the
subwoofer is
intermittent.
Wired
Cables used to connect the subwoofer to the center unit are not
connected firmly.
Connect the cables firmly (p. 15).
Wireless
Wireless communication conditions are not good, and the center unit
and the subwoofer are not connected steadily.
Move the subwoofer closer to the center unit.
If the problem persists, move the subwoofer to a location where its STATUS
indicator steadily glows green.
If there are obstacles such as metal furniture obstructing communication
between the center unit and the subwoofer, rearrange the furniture and the
subwoofer.
If there are devices such as microwave ovens or wireless network devices
that emit electromagnetic waves, move the center unit and the subwoofer
away from these devices.
Problem
Cause
Remedy