Troubleshooting – LG LHT754 User Manual

Page 30

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30

Troubleshooting

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

Symptom

No power.

The power is on, but
the DVD/CD Receiver
does not work.

No picture.

There is no sound or
only a very low-level
sound is heard.

The playback picture is
poor.

The DVD/CD Receiver
does not start playback.

Loud hum or noise is
heard.

Cause

• The power cord is disconnected.

• No disc is inserted.

• The TV is not set to receive DVD signal

output.

• The video cable is not connected

securely.

• The connected TV power is turned off.

• The equipment connected with the

audio cable is not set to receive DVD
signal output.

• The audio cables are not connected

securely.

• The power of the equipment connected

with the audio cable is turned off.

• The audio connecting cable is damaged.

• The disc is dirty.

• No disc is inserted.

• An unplayable disc is inserted.

• The disc is placed upside down.

• The disc is not placed within the guide.

• The disc is dirty.

• A menu is on the TV screen.

• The Rating level is set.

• The disc is dirty.

• The speakers and components are

connected poorly.

• The DVD/CD Receiver is located too

close to the TV.

Correction

• Plug the power cord securely into the

wall outlet.

• Insert a disc. (Check that the DVD or,

audio CD indicator in the DVD display
is lit.)

• Select the appropriate video input

mode on the TV so the picture from
the DVD/CD Receiver appears on the
TV screen.

• Connect the video cable into the

jacks securely.

• Turn on the TV.

• Select the correct input mode of the

audio receiver so you can hear the
sound from the DVD/CD Receiver.

• Connect the audio cable into the

jacks securely.

• Turn on the equipment connected

with the audio cable.

• Replace it with new one.

• Clean the disc.

• Insert a disc. (Check that the DVD, or

audio CD indicator in the DVD display
is lit.)

• Insert a playable disc. (Check the

disc type, colour system and Regional
code.)

• Place the disc with the playback side

down.

• Place the disc on the disc tray

correctly inside the guide.

• Clean the disc.

• Press the SETUP button to turn off

the menu screen.

• Cancel the Rating function or change

the rating level.

• Clean the disc.

• Connect the speakers and

components securely.

• Move your TV away from the audio

components.

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