Troubleshooting
5
Problem
What to do
No power when
POWER ON/OFF
BUTTON is pressed
No sound
No power when
plugged in
DC plug of the AC adapter is not plugged
into the DC JACK properly.
The AC outlet may not have power.
Check the outlet with a working lamp or
other electrical appliance.
MASTER VOLUME of this unit is set to
minimum.
Turn up the MASTER VOLUME.
Volume control on TV is set to minimum.
Turn up the volume of the TV system.
TV system power is OFF.
Turn ON the TV.
CD player of Karaoke
machine does not
work normally or the
“No” appears on
the LED DISPLAY
Disc is inserted upside down. Insert disc
correctly.
Disc is dirty. Wipe it clean with soft cloth.
Disc is scratched or warped. Use a new
disc.
A non-standard disc is inserted.
Only use compatible discs mentioned in
this manual.
Lens is dirty.
Clean the optical pickup with a CD lens
cleaner.