4 Troubleshooting
Troubleshooting
32
Trouble
shoo
ting
4
Troubleshooting
Problem
Correction
No Power
.
Plug in the power cord.
No picture.
•
Select the appropriate video input mode on the TV. Then the picture from the
unit appears on the TV screen.
•
Connect the video cables securely to the TV and unit.
There is little or no
sound.
•
Select the correct input mode of the unit. Then you can hear the sound from
the unit.
•
Connect the speaker cables to the connection terminals correctly.
•
Use the volume knob on the unit or
VOL(+/-)
on the remote control to adjust
the volume.
A DVD/CD will not play.
•
Insert a playable disc.(check the disc type, color system and regional code)
•
Insert a disc.
•
Place the disc with the label or printed side facing upwards.
•
Enter your password or change the rating level.
Humming noise heard
while a DVD or CD is
playing.
•
Clean the disc by using a soft cloth with outward strokes.
•
Move unit and audio components further away from your TV.
Radio stations cannot be
tuned in properly.
•
Adjust antenna’s position.
•
Tune to the station manually.
•
Preset some radio stations, see page 29 for details.
The remote control does
not work properly.
•
Point the remote control at the remote sensor of the unit.
•
Operate the remote control within about 23 ft (7 m).
•
Remove the obstacle in the path of the remote control and the unit.
•
Replace the batteries with new ones.
DM5520-FU.AGHALLK_1701-ENG.indd 32
2012-06-21 3:13:55