LG NB4540, Owner'S Manual

Page: 26 / 270

4 Troubleshooting
Troubleshooting 26
Trouble
shoo
ting
4
Troubleshooting
PROBLEM CAUSE & CORRECTION
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
MUTE i or adjust the volume level to cancel the mute function.
No woofer sound
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. (Refer to the page 12.)
No display
y
The DISPLAY OFF function is activated.
Press
SLEEP repeatedly to cancel the function. (Refer to the page 20.)
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
Check the state of SIMPLINK and turn off SIMPLINK.
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.
NB5540-NE_DDEULLK_ENG_3520.indd 26 2016-02-19 4:42:58