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If smoke, smell or abnormal noise is produced 
by the unit, unplug the power cord from the 
wall outlet immediately and contact your 
Onkyo dealer.
Audio
There’s no sound, or it’s very quiet
Make sure that all audio connecting plugs 
are pushed in all the way. (oP.7, 8)
Make sure that the input of device is 
connected properly. (oP. 7
, 8
)
When the Status indicator flashes in 
white, the muting is enabled. Press 
 or Volume –/+ on the remote 
controller or the Volume +/– buttons 
simultaneously on the unit to disable 
the muting. (oP.14)
Make sure that none of the connecting 
cables are bent, twisted, or damaged.
The base sound cannot be heard
The protection circuit in the subwoofer 
may have tripped due to a rise in 
temperature. Disconnect the power 
cord from the outlet and reconnect after 
a while.
Noise can be heard
Do not bind the power cord, connection 
cables and other audio cables with a band.
An audio cable may be picking up 
interference. Try repositioning your 
cables.
Make sure that there is no obstacle or 
reflection between the unit and the 
subwoofer.
Remote Controller
The remote controller doesn’t work
Make sure that the battery is installed 
with the correct polarity. (oP.13)
Make sure that the remote controller 
is not too far away from the unit, and 
that there’s no obstruction between the 
remote controller and the unit’s remote 
control sensor. (oP.13)
Make sure that the unit is not subjected 
to direct sunshine or invertertype 
fluorescent lights. Relocate if necessary.