Reference: General Troubleshooting

Some Quick and Easy Tips for Resolving Problems

Symptom

Possible Cause(s)

Possible Solution(s)

Software Problems

Cannot direct enter channel number or “No Signal” appears.

Channel not included in Channel Scan in TV controller.

After 2-5-5 + MENU, only channels included in TV controller will appear. If channel is available, it can be added to Channel Scan. If it is not available, the “No Signal” mes- sage appears on the TV screen.

Power

No Power.See troubleshooting flow chart.

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 Owner's Manual).

 

Connections incorrect.

Check connections on TV (see Owner's Manual).

 

MPI not connected.

If applicable, connect MPI cable to MPI device.

 

Encrypted program.

Try another channel.

 

Wrong tuning band.

Adjust Installer Menu settings.

Erratic Operation

Installer Menu setup.

Wrong Installer Menu settings.

Adjust Installer Menu settings as required.

Remote Control

 

 

Remote doesn’t work.

Remote not in TV Mode.

 

Not aimed at IR remote sensor.

 

Remote too far from IR sensor.

 

MPI not connected.

 

IR path to TV’s receiver obstructed.

 

Weak batteries.

 

Wrong battery polarity.

 

Too much light in room.

 

Wrong Installer Remote.

Use Mode key to select TV; puts remote into TV Mode. Point remote at TV’s IR receiver on TV.

Move remote closer to TV’s IR receiver or darken room. If applicable, connect MPI cable to MPI device. Remove obstructions.

Replace batteries.

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

Requires compatible Installer Remote. Contact your LG dealer.

Picture Reception

Normal picture,

Audio muted.

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

poor or no sound.

Broadcast problem.

Try a different channel.

 

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

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LG Electronics 42LH250H, 42LH255H, 42LH260H, 37LH250H, 37LH260H, 37LH255H, 37LH265H, 32LH250H Reference General Troubleshooting

42LH250H, 37LH255H, 42LH260H, 42LH255H, 32LH255H specifications

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