5
Troubleshooting
Troubleshooting
54
Troubleshoo
ting
5
Troubleshooting
General
Problem
Cause & Solution
The unit does not work
properly.
y
Turn off the power of this unit and the connected external device (TV, Woofer,
DVD-player, Amplifier, etc.) and turn them on again.
y
Disconnect the power cord of this unit and the connected external device (TV,
Woofer, DVD-player, Amplifier, etc.) and then try connecting again.
y
Previous setting may not be saved when device power is shut off.
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 electronic devices using the same AC
outlet.
No picture
y
Select the appropriate video input mode on the TV so the picture from the
unit appears on the TV screen.
y
Connect the video cables securely to both the TV and unit.
No sound.
y
Check whether you select right function.
Press function button and check the selected function.
The DVD picture quality
is poor
y
Clean the disc using a soft cloth with outward strokes.
A DVD/CD will not play
y
Insert a disc.
y
Insert a playable disc (check the disc type, colour system and regional code).
y
Place the disc with the label or printed side facing upwards.
y
Enter your password or change the rating level.
Humming noise heard while
a DVD or CD is playing
y
Clean the disc using a soft cloth with outward strokes.
y
Move unit and audio components further away from your TV.
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 43 for details.
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. (P
y
The disc is inserted upside down.
Place the disc with the label or printed side facing upwards.
Summary of Contents for OL75DK
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