Polk Audio SURROUNDBAR 4000 - Manual (Page 9)

TROUBLESHOOTING
The bar does not power on.
Ensure you have plugged the power supply
into a live wall outlet.
Ensure that all components of the power
supply are connected properly.
Ensure the power supply is properly connected
to the bar power input.
Ensure the rear panel power switch is in the “on” position.
The subwoofer does not power on.
Ensure the subwoofer is plugged into a live wall outlet.
Ensure the rear panel power switch is in the “on” position.
No sound from the bar.
Check that the TV or cable box is providing a signal.
Check that the bar is receiving power and is turned on.
Turn up the volume of the bar.
Check the input cables to make sure they
are connected securely.
Turn up the volume of your television or cable box.
Check mute status: Is the bar status light slowly blinking
green? If so, press the Mute button on the bar.
Check that the audio format of the input source
is set to PCM 2-channel audio.
No sound from the subwoofer.
See section “Subwoofer does not power on.”
Turn up the subwoofer volume control using
the remote control.
Is the bar status light blinking orange fast?
If so, the bar and subwoofer have failed to establish
a wireless connection. Turn off both the bar and subwoofer.
Then turn them back on to re-establish communication.
Ensure the channel ID switches on the bar
and subwoofer are set to the same number.
The sound coming from the bar is distorted.
Check the signal source to ensure the distortion
is not coming from there.
Audio processing (see FAQ’s on page 10)—there
maybe audio processing occurring prior to reaching
the bar. Disable this processing.
Bass output is not loud enough.
Turn up the subwoofer’s volume control using
the remote control.
Place the subwoofer closer to a corner of the room.
Move subwoofer closer to viewing location within the room.
The bar won’t learn my remote control commands.
Carefully follow the programming instructions
on the previous page of this manual.
Hold the remote steady and 1-2 feet from
the front of the bar.
Quickly “tap” the remote button 4 times.
Note: The bar learns almost all IR commands,
but some IR protocols cannot be programmed.
The volume of my television speakers gets louder
than my SurroundBar 4000 system over time.
Turn off your TV speakers per the instructions
on page 8 of this manual.
When the remote control volume button is held down,
your television may change volume levels faster than
the bar. Use the buttons on the bar to adjust the volume
of the bar to the correct balance with the TV speakers.
The subwoofer’s output is intermittent,
or sounds weak or is distorted.
Is the bar status indicator blinking orange? If so, the bar
and subwoofer have failed to establish a wireless connection.
Turn off both the bar and subwoofer. Then turn them back
on to re-establish communication.
Try changing settings of the channel ID switches
on both the bar and the subwoofer.
The wireless subwoofer could be too far away
from the bar to receive a sufficiently strong signal.
Try moving the subwoofer closer.
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