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Troubleshooting
General
PROBLEM
y Turn off the power of this unit and the connected external device (TV, Woofer,
The unit does not
y Disconnect the power cord of this unit and the connected external device (TV,
work properly.
y Previous setting may not be saved when device power is shut off.
y The power cord is unplugged.
y Check whether electricity failed.
No Power
y Incorrect input source is selected.
y The mute function is activated.
No sound
y When you are connected to an external device (Set Top Box, Bluetooth device
y Connect the speaker cables into the connection terminals correctly.
y The power cord of the subwoofer is not connected.
No woofer sound
y Pairing between the unit and the subwoofer has disconnected.
y The remote control is too far from the unit.
The remote control
y There is an obstacle in the path of the remote control and the unit.
does not work
properly.
y The batteries in the remote control have exhausted.
y Check connection of the external device such as TV, DVD/Blu-Ray player or
The AUTO POWER
function does not
y Check the state of SIMPLINK on your LG TV and turn off SIMPLINK.
work.
y Depending on the connected device, this function may not operate.
y Check whether your LG TV supports LG Sound Sync.
LG Sound Sync does
y Check the connection of LG Sound Sync (Optical or wireless).
not work.
y Check the sound setting of your TV and this unit.
DVD-player, Amplifier, etc.) and turn them on again.
Woofer, DVD-player, Amplifier, etc.) and then try connecting again.
Plug in the power cord.
Check the outlet condition by operating other electronic devices using the same
wall outlet.
Check the input source and select the correct input source.
Press
(Mute) or adjust the volume level to cancel the mute function.
etc.), adjust volume level of the device.
Plug the power cord into the wall outlet securely.
Connect the unit and the subwoofer. (Refer to the page 12.)
Operate the remote control within about 7 m (23 feet).
Remove the obstacle.
Replace the batteries with new ones.
Bluetooth device.
CAUSE & CORRECTION
Troubleshooting
35
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