Troubleshooting - LG CM9940 Owner's Manual

Troubleshooting 35
Troubleshooting
General
No Power.
No sound.
®
®
®
The unit does not start
®
playback.
®
®
®
Radio stations cannot be
tuned in properly.
®
®
The remote control does _
not work properly.
®
®
No speaker light
The power cord is not plugged in. Plug in the power cord.
Check whether electricity failed.
Check the condition by operating other ebctronic devices.
Check whether you select right function.
Press FUNCTION and check the selected function.
If not, connect speaker cables correctly.
Speaker cables connected correctly.
An unplayable disc is inserted. Check the playable disc.
No disc is inserted. Insert a disc.
The disc is dirty, dean the disc. (Refer to the page 39)
The disc is inserted upside down.
Place the disc with the ]abe] or printed side facing upwards.
The antenna is positioned or connected poorly.
Connect the antenna securely.
The signal strength of the radio station is too weak.
Tune to the station manually.
No stations have been preset or preset stations have been cleared (when
tuning by scanning preset channels).
Preset some radio stations, see page 28 for details.
The remote control is too far from the unit.
Operate the remote control within about 23 fl (7 m).
There is an obstacle in the path of the remote control and the unit.
Remove the obstacle.
The batteries in the remote control are exhausted.
Replace the batteries with new ones.
Check whether the speaker light canes are connected to the unit correctly.
Connect the speaker light cables to the unit correctly.
Check the speaker light effects by pressing SPK LIGNTING/DEMO or X-FLASH
ON / OFF.
o
c
@
o
£
3"
Q