Troubleshooting

Symptom

Cause

 

Correction

 

 

 

No power.

• The power cord is disconnected.

• Plug the power cord into the wall

 

 

 

outlet securely.

No sound.

• The power of the external source

• Switch on the external source

 

equipment is switched off.

 

equipment.

The unit does

• No disc is inserted.

Insert a disc.

not start play-

• An unplayable disc is inserted.

• Insert a playable disc.

back.

 

 

 

• The disc is placed upside down.

• Place the disc with the playback side

 

 

 

 

down.

 

 

 

 

• The disc is not placed within the guide.

• Place the disc on the disc tray

 

 

 

correctly inside the guide.

 

 

 

 

 

• The disc is dirty.

Clean the disc.

 

 

 

 

• The Remote Control is not pointed at

• Point the Remote Control at the

The Remote

the remote sensor of the unit.

 

remote sensor of the unit.

Control does not

• The Remote Control is too far from the

• Operate the Remote Control

work properly.

unit.

 

within about 23 ft (7 m).

 

• There is an obstacle in the path of the

Remove the obstacle.

 

remote control and the unit.

 

 

 

• The batteries in the remote

• Replace the batteries with new ones.

 

control are exhausted.

 

 

Maintenance and Service

17

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LG Electronics LF-U850, LFS-U850 owner manual Maintenance and Service, Troubleshooting, Symptom Cause Correction