Sony SLV-D940P AZ, Service Manual

Page: 37 / 125

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112
Troubleshooting
S
ound
The sound volume is low. • The sound volume is low on some DVDs. The sound
volume may improve if you set “Audio DRC” to “Wide
Range” (page 60).
Op
erati
o
n
The disc does not play. • The disc is turned over.
• Insert the disc with the playback side facing down on the
disc tray.
• The disc is skewed.
• The player cannot play certain discs (page 7).
• The region code on the DVD does not match the player.
• Moisture has condensed inside the player.
• The player cannot play CD-Rs, CD-RWs, DVD-Rs or
DVD-RWs that are not finalized (page 7).
• Make sure the TV / DVD·VIDEO switch is set correctly.
• Select correctly VIDEO or DVD with SELECT DVD/
VIDEO button.
The MP3 audio track cannot be
played (page 83).
• The DATA CD is not recorded in the MP3 format that
conforms to ISO9660 Level 1/Level 2.
• The MP3 audio track does not have the extension “.MP3.”
• The data is not formatted in MP3 even though it has the
extension “.MP3.”
• The data is not MPEG1 Audio Layer 3 data.
• The player cannot play audio tracks in MP3PRO format.
The JPEG image file cannot be
played.
• The DATA CD is not recorded in JPEG format that
conforms to ISO9660 Level 1/Level 2.
• The JPEG image file does not have the extension “.JPG”
or “.JPEG.”
• The data is not formatted in JPEG even though it has the
extension “.JPG” or “.JPEG.”
• Length or width of the image is more than 4720 dots.
The title of the MP3 audio album/
track or JPEG image album/file is not
correctly displayed.
• The player can only display numbers and alphabet. Other
characters are displayed as asterisks.
The disc does not start playing from
the beginning.
• Programme play, shuffle play, or repeat play, has been
selected (pages 75, 77, 78).
• Resume play has taken effect (page 31).
The player starts playing the disc
automatically.
• The disc features an auto playback function.
Playback stops automatically. • While playing discs with an auto pause signal, the player
stops playback at the auto pause signal.
You cannot perform some functions
such as stop, search, slow-motion
play, repeat play, shuffle play, or
programme play.
• Depending on the disc, you may not be able to do some
operations. See the operating manual that comes with the
disc.
Symptom Remedy
113
Troubleshooting
Ad
d
itiona
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rm
ation
VCR Troubleshooting
Op
erat
io
n
The language for the sound track
cannot be changed.
• Try using the DVD’s menu instead of the direct selection
button on the remote (page 70).
• Multilingual tracks are not recorded on the DVD being
played.
• The DVD prohibits the changing of the language for the
sound track.
The subtitle language cannot be
changed or turned off.
• Try using the DVD’s menu instead of the direct selection
button on the remote (page 70).
• Multilingual subtitles are not recorded on the DVD being
played.
• The DVD prohibits the changing of the subtitles.
The angles cannot be changed. • Try using the DVD’s menu instead of the direct selection
button on the remote (page 70).
• Multi-angles are not recorded on the DVD being played.
• The DVD prohibits changing of the angles.
The player does not operate properly. • When static electricity, etc., causes the player to operate
abnormally, unplug the player.
Symptom Remedy
Pl
ay
ba
ck
The playback picture does not appear
on the TV screen.
• Make sure the TV is set to the channel for the VCR. If
you are using a monitor, set it to video input.
The picture is not clear. • Existing broadcasts may interfere with the VCR. Reset
the RF channel output of your VCR (page 15).
• Adjust the tracking with the TR/– buttons.
• The video heads are dirty (see the last page of
Troubleshooting). Clean the video heads using a Sony
video head cleaning cassette. If a Sony cleaning cassette
is not available in your area, have the heads cleaned at
your nearest Sony service facility (a standard service
charge will be required). Do not use a commercially
available liquid type cleaning cassette other than Sony’s,
as it may damage the video heads.
• The video heads may have to be replaced. Consult your
local Sony service facility for more information.
The picture has no colour. • The “Colour System” option in the “USER SET” menu is
set to the wrong position. Set the option to conform to the
system that the tape was recorded in.
The picture rolls vertically during
picture search.
• Adjust the vertical hold control on the TV or monitor.
The picture has no sound. • The tape is defective.
• If you made A/V connections, check the audio cord
connection.
The sound from a tape recorded with
the VCR is not in stereo or the
STEREO indicator in the display
window is flashing.
• Adjust the tracking.
• The video heads are dirty. Clean the video heads using a
Sony video head cleaning cassette as explained above.
Symptom Remedy
continued
114
Troubleshooting
Reco
rd
in
g
No TV programme appears on the
TV screen.
• Make sure the TV is set to the video channel. If you are
using a monitor, set it to video input.
• Existing broadcasts may interfere with the VCR. Reset
the RF channel output of your VCR (page 15).
• Select the correct source with the INPUT SELECT
button. Select a programme position when recording TV
programmes; select a line input when recording from
other equipment.
TV reception is poor. • Make sure the aerial cable is connected securely.
• Adjust the TV aerial.
• Make sure the TV system is correctly set for your TV.
• Make sure “TV System” in the “INSTALLATION” menu
is set to the same system in your local area.
The tape starts playing as soon as it is
inserted.
• The safety tab has been removed. To record on this tape,
cover the tab hole.
The tape is ejected when you press
z
REC.
• The safety tab has been removed. To record on this tape,
cover the tab hole.
Nothing happens when you press
z
REC.
• Make sure the tape is not at its end.
Ti
mer reco
rd
in
g
The timer does not operate. • Check that the clock is set.
• Make sure a tape has been inserted.
• Check that the safety tab has not been removed.
• Make sure the tape is not at its end.
• Make sure a programme has been set for timer recording.
• Make sure your timer settings are past the current time.
• Check that the decoder is turned on.
• Check that the satellite tuner is turned on.
• The clock stops if the DVD-VCR is disconnected from
the mains for more than one minute. Reset the clock and
timer.
• Turn the power off and unplug the mains lead.
Ot
he
rs
A tape cannot be inserted. • Check that a tape is not already in the tape compartment.
The selected input line connector
number does not appear in the
display window.
• Press INPUT SELECT to display the connected line.
The VCR mechanism needs to be
cleaned.
• Clean the cabinet, panel and controls with a dry, soft
cloth, or a soft cloth slightly moistened with a mild
detergent solution. Do not use any type of solvent, such
as alcohol or benzine.
Symptom Remedy
115
Troubleshooting
Ad
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Symptoms caused by contaminated video heads
• Normal picture • Unclear picture • Rough picture
initial
contamination
terminal
• No picture (or
black & white
screen appears)