Troubleshooting

Some quick and easy tips to resolving problems

SymptomsPossible Cause(s)Possible Solution(s)See Page(s)

Power

No Power.See troubleshooting flow chart.24

Display Panel Picture

No Picture.

• Display panel is turned off.

-Turn TV on.

 

 

 

-Power failure?

 

 

• Antenna/Cable not connected.

-Connect Antenna/Cable signal to TV.

(See Owners manual)

 

• Connections incorrect.

-Check connections on TV.

(See Owners manual)

 

• M.P.I. not connected.

-If applicable, connect M.P.I. cable to M.P.I. device.

 

 

• Encrypted program.

-Try another channel.

 

 

• Wrong tuning band.

-Adjust Installer menu settings.

10 ~ 15

 

 

 

 

Erratic Operation

Installer menu setup. • Wrong Installer menu settings. -Adjust Installer menu settings as required.10 ~ 15

Remote Control

Remote doesn’t work.

• Remote not in TV mode.

-Use Mode key to select TV; puts remote into TV mode.

5

 

• Not aimed at IR remote sensor.

-Point remote at TV’s IR receiver on TV.

 

 

• Remote too far from IR sensor.

-Move remote closer to TV’s IR receiver or darken room.

 

 

• IR path to TV’s receiver obstructed.

-Remove obstructions.

 

 

• Weak batteries.

-Replace batteries.

4

 

• Wrong battery polarity.

-Check that “+” and “-” match in battery compartment.

5

 

• Too much light in room.

-Dim room light.

 

 

• Wrong Installer remote control.

-Requires compatible Installer remote, contact your LG dealer.

2

 

 

 

 

Picture Reception

Normal picture, poor

• Audio muted.

-Press MUTE or use Volume Up key to increase sound level.

5

or no sound.

• Broadcast problem.

-Try a different channel.

5

 

 

 

 

Note: For other problems not caused by the TV, refer to other devices’ operating guide.

P A G E 2 2

206-4071

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LG Electronics 37LC50DC, 206-4071P manual Troubleshooting