LG CM8440 Owners Manual - English - Page 33

Troubleshooting

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4 Troubleshooting Troubleshooting Troubleshooting 33 Problem Cause & Solution No Power. yy The power cord is not plugged in. Plug in the power cord. yy Check whether electricity failed. Check the condition by operating other electronic devices. No sound. yy Check whether you select right function. Press FUNCTION and check the selected function. yy If not, connect speaker cables correctly. Speaker cables connected correctly. yy An unplayable disc is inserted. Check the playable disc. The unit does not start playback. yy No disc is inserted. Insert a disc. yy The disc is dirty. Clean the disc. (Refer to the page 37) yy The disc is inserted upside down. Place the disc with the label or printed side facing upwards. yy The antenna is positioned or connected poorly. 4 Connect the antenna securely. Troubleshooting yy The signal strength of the radio station is too weak. Radio stations cannot be Tune to the station manually. tuned in properly. yy No stations have been preset or preset stations have been cleared (when tuning by scanning preset channels). Preset some radio stations, see page 27 for details. yy The remote control is too far from the unit. Operate the remote control within about 23 ft (7 m). The remote control does yy There is an obstacle in the path of the remote control and the unit. not work properly. Remove the obstacle. yy The batteries in the remote control are exhausted. Replace the batteries with new ones. CM8440-FB_DUASLLC_ENG_7073.indd 33 2015-01-06 3:27:19

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Troubleshooting
33
Troubleshooting
4
Troubleshooting
Problem
Cause & Solution
No Power.
y
The power cord is not plugged in. Plug in the power cord.
y
Check whether electricity failed.
Check the condition by operating other electronic devices.
No sound.
y
Check whether you select right function.
Press
FUNCTION
and check the selected function.
y
If not, connect speaker cables correctly.
Speaker cables connected correctly.
The unit does not start
playback.
y
An unplayable disc is inserted. Check the playable disc.
y
No disc is inserted. Insert a disc.
y
The disc is dirty. Clean the disc. (Refer to the page 37)
y
The disc is inserted upside down.
Place the disc with the label or printed side facing upwards.
Radio stations cannot be
tuned in properly.
y
The antenna is positioned or connected poorly.
Connect the antenna securely.
y
The signal strength of the radio station is too weak.
Tune to the station manually.
y
No stations have been preset or preset stations have been cleared (when
tuning by scanning preset channels).
Preset some radio stations, see page 27 for details.
The remote control does
not work properly.
y
The remote control is too far from the unit.
Operate the remote control within about 23 ft (7 m).
y
There is an obstacle in the path of the remote control and the unit.
Remove the obstacle.
y
The batteries in the remote control are exhausted.
Replace the batteries with new ones.
CM8440-FB_DUASLLC_ENG_7073.indd
33
2015-01-06
±± 3:27:19