Troubleshooting - LG NB5540 Owner's Manual

26

Troubleshooting

Troubleshooting
PROBLEM
No Power
No sound
No woofer sound
No display
4
The remote control
does not work
properly.
The AUTO POWER
function does not
work.
When you feel the
output sound of the
unit is low.
NB5540-NE_DDEULLK_ENG.indd 26
CAUSE & CORRECTION
y The power cord is unpluged.
Plug in the power cord.
y 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 MUTEi or adjust the volume level to cancel the mute function.
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.)
y The DISPLAY OFF function is activated.
Press SLEEP repeatedly to cancel the function. (Refer to the page 20.)
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.
y Check the state of SIMPLINK and turn off SIMPLINK.
y Depending on the connected device, this function may not operate.
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.
2013-12-26 10:36:28