Troubleshooting
General Troubleshooting (Some Quick and Easy Tips for Resolving Problems)
Symptom | Possible Cause(s) |
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| Possible Solution(s) |
Software Problems |
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Cannot direct enter | Channel not included in channel line- |
| After | |
channel number or “No | up in TV controller (PTC). |
| only channels included in PTC will appear. If channel is available, | |
Signal” appears. |
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| it can be added to channel lineup. If it is not available, the “No | |
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| Signal” message appears on the TV screen. | |
No channels present | Auto Tuning (channel search) not |
| Refer to Commercial Mode Setup or Express Script procedure, | |
after setup. | run. |
| as appropriate. Auto Tuning must be run in order for the channel | |
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| lineup to be populated. Note for Express Script: You must select | |
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| “Execute Auto Search” in the Auto Search screen to run the | |
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| search (see page 17). To reinitiate the Express Script, set | |
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| Installer Menu item 117 FACT DEFAULT to 001. | |
Power |
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No power. | See troubleshooting flow chart on following page. | |||
Display Panel Picture |
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No picture. | Display panel is turned off. |
| • | Turn TV ON. |
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| • | 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 |
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Installer Menu setup. | Wrong Installer Menu settings. |
| Adjust Installer Menu settings as required. | |
Installer Remote |
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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 TV’s IR receiver on TV. | |
| Remote too far from IR sensor. |
| Move remote closer to TV’s IR receiver 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 | |
| Too much light in room. |
| Dim room light. | |
| Bed Switch set to wrong bed. |
| Set Bed Switch or update Installer Menu, as necessary. | |
| Wrong Installer Remote. |
| Requires compatible Installer Remote. Contact your LG dealer. | |
Picture Reception |
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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. | |
| Pillow Speaker Switch setting. |
| Check Pillow Speaker Switch setting. If set to Normal, sound will | |
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| be heard on TV speakers. If set to Pillow, sound will be heard on | |
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| pillow speaker. |
Note: For other problems not caused by the TV, refer to the other devices’ operating guide(s).
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