LG LAS751M Owners Manual - English - Page 68

Troubleshooting, General

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68 Troubleshooting Troubleshooting Troubleshooting General Symptoms Cause & Solution The unit does not work properly. yy Turn off the power of this unit and the connected external device (TV, Woofer, DVD-player, Amplifier, etc.) and turn it on again. yy Disconnect the power cord of this unit and the connected external device (TV, Woofer, DVD-player, Amplifier, etc.) and then try connecting again. The power does not turn Is the power cord plugged into the outlet? on. yy Connect the power plug to the outlet. A function does not Is there static electricity in the air? work when the button is yy Disconnect the power plug and connect it again. pressed. Sound is not produced. Is the volume set to minimum? 4 yy Adjust the volume. yy When you are using connection with a external device (set top box, Bluetooth device etc.), adjust volume level of the device. Is the mute function activated? yy Press or adjust the volume level to cancel the mute function. Is the function selected properly? yy Check the input source and select the correct input source. No woofer sound Is the subwoofer plugged in? yy Plug the power cord of subwoofer into the wall outlet securely. Is pairing between the unit and the subwoofer disconnected? yy Connect the unit and the subwoofer. (Refer to the page 14.) The remote control does not work properly. Is the remote control too far from the unit? yy Operate the remote control within about 7 m. Is there an obstacle in the path of the remote control and the unit? yy Remove the obstacle. Are the batteries in the remote control exhausted? yy Replace the batteries with new one. The AUTO POWER function does not work. yy Check connection of the external device such as TV, DVD/Blu-Ray player or Bluetooth device. yy Check the state of SIMPLINK and turn off SIMPLINK. yy Depending on the connected device, this function may not operate. LG Sound Sync does not work. yy Check whether your LG TV supports LG Sound Sync. yy Check connection of LG Sound Sync. yy Check sound setting of your TV and this unit.

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Troubleshooting
68
Troubleshooting
4
Troubleshooting
General
Symptoms
Cause & Solution
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.
The power does not turn
on.
Is the power cord plugged into the outlet?
y
Connect the power plug to the outlet.
A function does not
work when the button is
pressed.
Is there static electricity in the air?
y
Disconnect the power plug and connect it again.
Sound is not produced.
Is the volume set to minimum?
y
Adjust the volume.
y
When you are using connection with a external device (set top box,
Bluetooth device etc.), adjust volume level of the device.
Is the mute function activated?
y
Press
or adjust the volume level to cancel the mute function.
Is the function selected properly?
y
Check the input source and select the correct input source.
No woofer sound
Is the subwoofer plugged in?
y
Plug the power cord of subwoofer into the wall outlet securely.
Is pairing between the unit and the subwoofer disconnected?
y
Connect the unit and the subwoofer. (Refer to the page 14.)
The remote control does
not work properly.
Is the remote control too far from the unit?
y
Operate the remote control within about 7 m.
Is there an obstacle in the path of the remote control and the unit?
y
Remove the obstacle.
Are the batteries in the remote control exhausted?
y
Replace the batteries with new one.
The AUTO POWER
function does not work.
y
Check connection of the external device such as TV, DVD/Blu-Ray player or
Bluetooth device.
y
Check the state of SIMPLINK and turn off SIMPLINK.
y
Depending on the connected device, this function may not operate.
LG Sound Sync does not
work.
y
Check whether your LG TV supports LG Sound Sync.
y
Check connection of LG Sound Sync.
y
Check sound setting of your TV and this unit.