Troubleshooting

Check the following guide for the possible cause of a problem before contacting service.

PROBLEM

 

POSSIBLE CAUSE

 

REMEDY

 

 

 

 

 

No power.

The AC input cord is disconnected.

Connect cord securely.

 

Poor connection at AC wall outlet or the

Check the outlet using a lamp or

 

 

outlet is dead or off.

 

another appliance.

 

 

 

 

 

No sound.

The speaker wires are disconnected.

Check the speaker connections.

 

The MASTER VOLUME is adjusted too low.

Adjust the MASTER VOLUME.

 

The MUTE button is pressed to ON.

Press the MUTE button to cancel the

 

 

 

 

muting effect.

 

The selected decoding mode is not

Select the available decoding mode.

 

 

matched to the input signal format.

 

 

 

Incorrect selection of input source.

Select the desired input source

 

 

 

 

correctly.

 

Incorrect connections between the

Make connections correctly.

 

 

components.

 

 

 

The USB cable is separated during

Execute a media player again.

 

 

playing a file on the PC-LINK mode.

 

 

 

 

 

 

 

No sound from the

Surround mode is switched off (normal

Select a surround mode.

surround speakers.

 

stereo mode).

• Adjust MASTER VOLUME and

 

 

 

 

MASTER VOLUME and surround level

 

surround level.

 

 

are too low.

Select a stereo or surround source.

 

 

 

 

Monaural source is used.

Select the desired surround speaker

 

 

 

 

Surround speaker setting is “NONE”.

 

setting.

 

 

 

 

 

No sound from the

Dolby Virtual, normal stereo mode, etc

Select the desired surround mode.

 

is selected.

 

 

(front) center speaker.

 

 

 

 

 

 

 

 

• MASTER VOLUME and center level are

• Adjust MASTER VOLUME and center

 

 

too low.

 

level.

No sound from the

The input signal format or the current

Under the proper situations, perform

 

surround mode cannot support the 6.1

 

the 6.1 surround playback.

surround center

 

 

 

surround.

 

 

speakers.

 

 

 

 

 

 

 

 

• MASTER VOLUME and surround center

• Adjust MASTER VOLUME and

 

 

level are too low.

 

surround center level.

Stations cannot be

No antenna is connected.

Connect an antenna.

 

 

 

 

received.

The desired station frequency is not

Tune in the desired station frequency.

 

 

tuned in.

 

 

 

Antenna is in wrong position.

Move antenna and retry tuning.

Preset stations cannot

An incorrect station frequency has been

Memorize the correct station

 

memorized.

 

frequency.

be received.

 

 

 

 

 

 

 

The memorized stations are cleared.

Memorize the stations again.

Poor FM reception.

No antenna is connected.

Connect an antenna.

 

 

 

 

 

The antenna is not positioned for the

Change the position of the antenna.

 

 

best reception.

 

 

Remote control does

Batteries are not loaded or exhausted.

Replace the batteries.

 

 

 

 

not operate.

The remote sensor is obstructed.

Remove the obstacle.

 

 

 

 

 

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LG Electronics AR702BR, AR702NS, AR702TT, AR702TS owner manual Troubleshooting, Problem Possible Cause Remedy

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