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38
Troubleshooting
Troubleshooting
General
Symptoms
The unit does not work
properly.
No Power
4
No sound
No woofer sound
The remote control does
not work properly.
The AUTO POWER function
does not work.
LG Sound Sync does not
work.
The unit does not connect
with Bluetooth device
y Turn off the power of this unit and the connected external device (TV, Woofer,
DVD-player, Amplifier, etc.) and turn them on again.
y Disconnect the power cord of this unit and the connected external device (TV,
Woofer, DVD-player, Amplifier, etc.) and then try connecting again.
y Previous setting may not be saved when device power is shut off.
y The power cord is unplugged.
Plug in the power cord.
y Check whether electricity failed.
Check the condition by operating other electronic devices.
y Incorrect input source is selected.
Check the input source and select the correct input source.
y The mute function is activated.
Press [ (Mute) or adjust the volume level to cancel the mute function.
y When you are using connection with a external device (set top box, Bluetooth
device etc.), adjust volume level of the device.
y The power cord of the subwoofer is not connected.
Plug the power cord into the wall outlet securely.
y Pairing between the unit and the subwoofer gets disconnected.
Connect the unit and the subwoofer. (Page 16)
y The remote control is too far from the unit.
Operate the remote control within about 7 m.
y There is an obstacle in the path of the remote control and the unit.
Remove the obstacle.
y The batteries in the remote control is exhausted.
Replace the batteries with new one.
y Check connection of the external device such as TV, DVD/Blu-Ray player or
Bluetooth device.
y Check the state of SIMPLINK on your LG TV and turn off SIMPLINK.
y Depending on the connected device, this function may not operate.
y Check whether your LG TV supports LG Sound Sync.
y Check connection of LG Sound Sync (Optical or wireless).
y Check sound setting of your TV and this unit.
y Turn off the Bluetooth connection lock function. (Page 35)
Cause & Solution
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