Troubleshooting

General Troubleshooting

Some Quick and Easy Tips for Resolving Problems

Symptom

Possible Cause(s)

Possible Solution(s)

Installation

Cannot direct enter channel number.

(TV in Pass-through Mode) Installer Menu

If Installer Menu item 028 CH. OVERIDE is set to 0, only

item 028 CH. OVERIDE is set to 0, i.e.,

channels that are active in the TV’s channel lineup can be

disabled (recommended setting).

selected. Set CH. OVERIDE to 1 to allow access for direct

 

keypad entry to all channels.

(TV in FTG Mode) The channel entered is

Channel access is restricted to channels included in the FTG

not part of the FTG Channel Map.

Channel Map. If necessary, make changes to the FTG

 

Channel Map using the FTG Device Configuration Application.

Power

No power.

See troubleshooting flow chart on following page.

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

 

Connections incorrect.

Check connections on TV

 

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.

Installer Remote

Remote doesn’t work.

Remote not in TV Mode.

Use MODE key to select “TV”; puts remote into TV Mode.

 

 

 

 

Not aimed at IR remote sensor.

Point remote at IR receiver on TV.

 

Remote too far from IR sensor.

Move remote closer to IR receiver on TV or darken room.

 

MPI not connected.

If applicable, connect MPI cable to MPI device.

 

IR path to TV’s receiver obstructed.

Remove obstructions.

 

Weak batteries.

Replace batteries.

 

Wrong battery polarity.

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

 

Too much light in room.

Dim room light.

 

Wrong Installer Remote.

Requires compatible Installer Remote. Contact your LG

 

 

dealer.

Picture Reception

 

 

Normal picture, poor or no sound.

Audio muted.

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

 

 

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 37LD320H, 37LD340H, 37LD325H, 37LD345H, 42LD345H, 42LD340H, 32LD345H, 32LD340H General Troubleshooting

26LD340H, 42LD320H, 37LD325H, 42LD340H, 32LD345H specifications

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