Troubleshooting - LG AR502PS Owner's Manual

Troubleshooting

Check the following guide for the possible cause of a problem before contacting service.
PROBLEM
No power. • The AC input cord is disconnected.
• Poor connection at AC wall outlet or the
outlet is dead or off.
No sound. • The speaker wires are disconnected.
• The MASTER VOLUME is adjusted too low.
• The MUTE button is pressed to ON.
• The selected decoding mode is not
matched to the input signal format.
• Incorrect selection of input source.
• Incorrect connections between the
components.
No sound from the
• Surround mode is switched off (normal
surround speakers.
stereo mode).
• MASTER VOLUME and surround level
are too low.
• Monaural source is used.
• Surround speaker setting is "NONE".
• Dolby Virtual, normal stereo mode, etc
No sound from the
(front) center speaker. is selected.
• MASTER VOLUME and center level are
too low.
Stations cannot be • No antenna is connected.
received.
• The desired station frequency is not
tuned in.
• Antenna is in wrong position.
• An incorrect station frequency has been
Preset stations cannot
be received. memorized.
• The memorized stations are cleared.
Poor FM reception. • No antenna is connected.
• The antenna is not positioned for the
best reception.
Remote control does • Batteries are not loaded or exhausted.
not operate.
• The remote sensor is obstructed.
POSSIBLE CAUSE REMEDY
• Connect cord securely.
• Check the outlet using a lamp or
another appliance.
• Check the speaker connections.
• Adjust the MASTER VOLUME.
• Press the MUTE button to cancel the
muting effect.
• Select the available decoding mode.
• Select the desired input source
correctly.
• Make connections correctly.
• Select a surround mode.
• Adjust MASTER VOLUME and
surround level.
• Select a stereo or surround source.
• Select the desired surround speaker
setting.
• Select the desired surround mode.
• Adjust MASTER VOLUME and center
level.
• Connect an antenna.
• Tune in the desired station frequency.
• Move antenna and retry tuning.
• Memorize the correct station
frequency.
• Memorize the stations again.
• Connect an antenna.
• Change the position of the antenna.
• Replace the batteries.
• Remove the obstacle.
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