LG LAC1777 User Manual download pdf (Page 15)

Troubleshooting

REFERENCE

Symptom

Power doesn’t turn on.

The unit doesn’t

operate.

Playback is not

possible.

No sound is heard.

The volume level will

not rise.

There’s no sound.

There’s audio skipping.

Correction

 Confirm once more that all connections are correct.

 Rectify the problem that caused the fuse to blow , and

then replace it. Be very sure to install the correct fuse

with the same rate.

 Turn the unit off and then on.

 Clean disc.

 Check what type the disc is.

 Connect the cables correctly.

 Adjust the volume.

 Secure this unit firmly.

Cause

 Leads and connectors are not properl

connected.

 The fuse is blown.

 Noise and other factors are causing the built-in

microprocessor to operate incorrectly.

 The disc is dirty.

 The loaded disc is of a type this unit cannot play.

 Cables are not connected correctly.

 The volume level is low.

 This unit is not firmly secured.

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LG LAC1777 User Manual Page 15