11
Troubleshooting
Symptom Possible cause Remedy
There’s no sound coming
from certain speakers?
The speaker cables are not connected properly. Check the speaker cables and correct as necessary.
On the amp or receiver, the Speaker Configu-
ration settings for those speakers are set to
either None or No. Or, the number of speaker
channels is not set to 5ch.
Check the Speaker Configuration settings and
make sure that the speakers are set to something
other than None or No. Or set the number of
speaker channels to 5ch.
The subwoofer does not
turn on?
The power plug is not fully inserted into the
wall outlet.
Insert the power plug fully into the wall outlet.
The subwoofer produces
no sound?
The OUTPUT LEVEL control is set to mini-
mum.
Turn up the OUTPUT LEVEL control.
The RCA cable is not properly connected to
the subwoofer’s LINE INPUT.
Make sure that the RCA cable is properly con-
nected to the subwoofer’s LINE INPUT.
The level of the input signal was too low and
the subwoofer entered Standby mode.
Slightly increase the subwoofer preout output level
on your amp.
On your amp or receiver, the speaker setting is
set to Subwoofer No, or the subwoofer mode is
set to Subwoofer Off.
Check the settings on your amp or receiver.
The subwoofer produces
hardly any sound?
The source material contain little or no bass
content.
Choose source material with more bass content.
A humming sound can be
heard from the sub-
woofer?
The RCA cable is not properly connected to
the subwoofer’s LINE INPUT.
Make sure that the RCA cable is properly con-
nected to the subwoofer’s LINE INPUT.
External interference from a TV or other elec-
tronic device is being picked up.
Move the subwoofer and RCA cable away from the
interference source. Make sure your audio system
is grounded properly.