18
TROUBLESHOOTING
Troubleshooting
If this unit fails to operate normally, check the following table. It lists the common operating errors and simple measures to
correct them. If a problem cannot be corrected, or the symptom is not listed, disconnect the unit's power cord and contact
an authorized dealer or service center for help.
POSSIBLE CAUSE
Microphone plug is not firmly
inserted into the jack.
Microphone is turned off.
Input selector is set incorrectly.
“Music Master Volume” control
is set to minimum.
Speakers and speaker cables
may be disconnected, loose
or malfunctioned.
Source player is functioning
incorrectly.
REMEDY
Insert firmly.
Turn on the power of the microphone.
Change Input Selector to the correct source.
Increase “Music Master Volume” to an appropriate
level.
Check speakers and speaker cable connections.
Tighten or replace if necessary.
Replace audio player.
check to see if the power cable is well connected and
that the power switch on the front panel is turned on.
Before connecting or disconnecting any audio/video
equipment, be sure to turn off the power for all
equipment. Otherwise, it may cause black spots on LCD
or plasma TV screen.
SYMPTOM
Your voice is not heard
through the microphone.
No sound from selected
audio source
Machine has no power
Protection for audio/video
equipment
No
1
2
3
4
Sometimes a failure (e.g. when buttons do not function) may be remedied by disconnecting the AC power cord from the wall outlet
and connecting it again, since
this resets the unit's microcomputer.
NOTE
