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7 Handling Discs
• Remove the disc from its case by
holding it at the edge while pressing
the center hole lightly.
• Do not touch the shiny surface of
the disc or bend the disc.
• Put the disc back in its case after use
to prevent warping.
• Be careful not to scratch the surface
of the disc when placing it back in
its case.
• Avoid exposure to direct sunlight,
extreme temperature and moisture.
To clean the disc
Wipe the disc with a soft cloth in a
straight line from center to edge.
• DO NOT use any solvent — such
as conventional record cleaner,
spray, thinner or benzine — to
clean the disc.
7 Cleaning the system
• Stains on the system should be wiped off with a soft cloth.
If the system is heavily stained, wipe it with a cloth
soaked in water diluted neutral detergent and wrung well,
then wipe clean with a dry cloth.
• Since the system may deteriorate in quality, become
damaged or get its paint peeled off, be careful about the
following.
–DO NOT wipe it with a hard cloth.
–DO NOT wipe it forcefully.
–DO NOT wipe it with thinner or benzine.
–DO NOT apply any volatile substance such as
insecticides to it.
–DO NOT allow any rubber or plastic to remain in
contact with it for a long time.
Maintenance
Troubleshooting
PROBLEM POSSIBLE CAUSE SOLUTION
Power does not come on. The power cord is not connected. Connect the power cord correctly. (See page
12.)
The remote control does
not work.
The batteries are exhausted. Replace the batteries. (See page 6.)
Sunlight is shining directly on the remote
sensor.
Hide the remote sensor from direct sunlight.
The remote control does
not work as expected.
The remote control mode is not for the
desired source.
Before operation, press one of the source
selecting buttons for the desired source.
No sound. The speaker cord is not connected. Check the connection. (See pages 8 to 10.)
An incorrect source has been selected. Select the correct source. (See page 15.)
No picture is displayed on
the TV screen.
The video cord is not connected correctly. Connect the cable correctly. (See page 11.)
The disc or file is not playable. Use a playable disc or file. (See pages 3 and 4.)
No picture is displayed on
the TV screen, the picture
is blurred, or the picture is
divided into two parts.
The scan mode is set to “NTSC PRG” or “PAL
PRG” though the center unit is connected to
the TV which does not support the
progressive video input.
Change the scan mode to “PAL” or “NTSC”.
(See page 16.)
Video and audio are
distorted.
The disc is scratched or dirty. Replace or clean the disc.
A VCR is connected between the center unit
and the TV.
Connect the center unit and TV directly. (See
page 11.)
The picture does not fit
the TV screen.
The monitor type is not set correctly. Set “MONITOR TYPE” properly. (See page
33.)
The broadcast is hard to
hear because of noise.
Antennas are disconnected. Reconnect the antennas correctly and
securely. (See page 7.)
The system suddenly
turns off.
The playback level of the current source is too
high.
Play back the source with lower volume level.
References
EN_THP7-P3[U]4.book Page 38 Tuesday, April 4, 2006 5:08 PM