Sony CMT-M90DVD - Manual (Page 48)

48 GB
Problems and remedies (continued)
Picture
There is no sound.
• The DTS format is selected. Select other audio
format such as Dolby Digital (see page 25).
Playback starts automatically.
• The DVD features an auto playback function.
Refer to the operating instructions supplied with
the disc.
Playback stops automatically.
• Some discs may contain an auto pause signal.
While playing such a disc, the playback stops at
the auto pause signal. Refer to the operating
instructions supplied with the disc.
You cannot perform some functions such as
Stop, Scan, Slow-motion Play, Repeat Play,
Shuffle Play, or Program Play.
• Depending on the disc, you may not be able to
do some of the operations described above. Refer
to the operating instructions supplied with the
disc.
Messages do not appear on the screen in the
language you want.
• Select the language you want for the on-screen
display in “OSD” under “LANGUAGE SETUP”
in the Setup Display (see page 20).
The language for the sound track cannot be
changed.
• Multilingual tracks are not recorded on the DVD
being played.
• The DVD prohibits changing the language for
the sound track. Refer to the operating
instructions supplied with the disc.
The subtitle language cannot be changed.
• Multilingual subtitles are not recorded on the
DVD being played.
• The DVD prohibits changing the subtitles. Refer
to the operating instructions supplied with the
disc.
The subtitle cannot be turned off.
• The DVD prohibits turning off subtitles. Refer to
the operating instructions supplied with the disc.
The angles cannot be changed.
• Multi-angles are not recorded on the DVD being
played. The angle can be changed only when the
“ANGLE” indicator lights up on the front panel
display (see page 28).
• The DVD prohibits changing the angles. Refer to
the operating instructions supplied with the disc.
There is no picture.
• Press FUNCTION repeatedly to select “DVD”.
• Check that the system is connected securely.
• The video cable is damaged. Replace it with a
new one.
• Make sure you connect the system to the video
input jack of your TV (see page 10).
• Make sure you turn on the TV.
• Make sure you select the video input on the TV
so that you can view the pictures from the
system.
The picture noise appears.
• Clean the disc.
• If video from this system has to go through your
VCR to get to your TV, the copy-protection
applied to some DVD programs could affect
picture quality. If you still experience problems
after checking your connections, please try
connecting this system directly to your TV’s S
video-input, if your TV is equipped with this
input (see page 45).
• Except for Pan American and European models,
the color system is different. Set the color system
to match your TV (see pages 22).
The aspect ratio of the screen cannot be
changed even though you set “TV TYPE” in
“SCREEN SETUP” in the Setup Display when
you play a wide picture.
• The aspect ratio is fixed on your DVD.
• If you connect the system with the S-video cable,
connect directly to the TV. Otherwise, you may
not change the aspect ratio.
• Depending on the TV, you may not change the
aspect ratio.
A 5-character service number is displayed on
the screen and on the front panel display.
• The self-diagnosis function is activated. (See the
table on page 50.)