LG NB2540 사용자 가이드

4 Troubleshooting

21

Trouble

shoo

ting

The unit does not 

work properly.

 

y Turn off the power of this unit and the connected external device (TV, Woofer, 

DVD-player, Amplifier, etc.) and turn it 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.

No Power

 

y The power cord is unpluged. 

Plug in the power cord.

 

y Check the condition by operating other electronic devices.

No sound

 

y Incorrect input source is selected. 

Check the input source and select the correct input source.

 

y The mute function is activated. 

Press i or adjust the volume level to cancel the mute function.

No woofer sound

 

y Unit and subwoofer are disconnected. 

Connect the unit and the subwoofer. (Refer to the page 13.)

The remote control 

does not work 

properly.

 

y The remote control is too far from the unit. 

Operate the remote control within about 7 m (23 ft).

 

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.

The AUTO POWER 

function does not 

work.

 

y Depending on the connected device, this function may not operate.

When you feel the 

output sound of the 

unit is low.

Check the details below and adjust the unit according to them.

 

y Switch [ON] state of DRC function to [OFF] by using remote controller.

 

y With the sound bar connected with TV, change the AUDIO DIGITAL OUT setting 

on TV Setup Menu from [PCM] to [AUTO] or [BITSTREAM].

 

y With the sound bar connected with Player, change the AUDIO DIGITAL OUT 

setting on Player Setup Menu from [PCM] to [PRIMARY PASS-THROUGH] or 
[BITSTREAM].

 

y Change Audio DRC setting on Player setup menu to [OFF] state.