Sony Trinitron KV-EX29M69, Service Manual

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KV
-EX29M69
RM-963
42
Additional Information
Troubleshooting (continued)
Possible cause Symptom Solutions
No picture
No sound
Good picture
No sound
Dotted lines or
stripes
Double images or
“ghosts”
No color
• Check the power cord, antenna and
the VCR connections.
• Press
? / 1
(power).
• Press ! (main power) on the TV to
turn off the TV for about five
seconds, then turn it on again.
• Press ¸ + to increase the volume
level.
• Press % to cancel the muting.
• Press A/B until a better sound is
heard.
• Do not use a hair dryer or other
equipment near the TV.
• Adjust the antenna direction for
minimum interference. Contact a
Sony dealer for advice.
• Use a highly directional antenna.
• Use the fine tuning (“FINE”) function.
• Adjust the antenna direction. Contact
a Sony dealer for advice.
• Turn off or disconnect the booster if it
is in use.
• Display the “PICTURE” menu and select
“ADJUST” of “PICTURE MODE”, then
adjust the “COLOR” level.
• Display the “SETUP” menu and check
the color system (“COLOR SYS”) setting
(usually set this to “AUTO”).
• Adjust the antenna direction. Contact
a Sony dealer for advice.
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• The power cord,
antenna or VCR is
not connected.
• The TV is not turned
on.
• The volume level is
too low.
• The sound is muted.
• The broadcast signal
has a transmission
problem.
• There is local
interference from
cars, neon signs, hair
dryers, power
generators, etc.
• Broadcast signals are
reflected by nearby
mountains or buildings.
• The antenna direction
needs adjustment.
• Use of a booster is
inappropriate.
• The color level
setting is too low.
• The color system setting
is inappropriate.
• The antenna direction
needs adjustment.
43
Additional Information
Additional Information
Possible cause Symptom Solutions
continued
• Keep external speakers or other
equipment away from the TV. Do not
move the TV while the TV is turned
on. Press
! (main power) on the TV
to turn off the TV for about five
minutes, then turn it on again.
• Press A/B until “AUTO” appears on
the screen.
• Check the antenna cable and
connection on the TV, VCR and on the
wall.
• Adjust the antenna direction. Contact a
Sony dealer for advice.
• Press A/B until a better sound is heard.
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• Check the antenna cable and connection
on the TV, VCR, and at the wall.
• Adjust the antenna direction. Contact a
Sony dealer for advice.
• Try using a booster.
• Use the fine tuning (“FINE”) function.
• Keep external speakers or other
electrical equipment away from the TV.
• Display the “SETUP” menu and adjust
“PIC ROTATION” so that the picture is
aligned to the TV screen.
• Use the fine tuning (“FINE”) function.
• Contact your nearest Sony service
center.
Abnormal color
patches
TV cannot receive
stereo broadcast
signal.
Stereo broadcast
sound switches
on and off or
is distorted.
or
The sound switches
between stereo and
monaural frequently.
“100” appears at
the top of the
screen and there is
no Teletext display.
(KV-EX29M69 only)
Teletext display is
incomplete
(snowy picture or
double images).
(KV-EX29M69 only)
Picture slant
Lines moving across
the TV screen.
The
1
indicator on
your TV flashes red
a number of times
between 3-second
intervals.
• The magnetic
disturbance from
external speakers or
other equipment, or
the direction of the
earth’s magnetic field
may affect the TV.
• The stereo reception
setting is
inappropriate.
• The connection is
loose or the cable is
damaged.
• The antenna direction
needs adjustment.
• The broadcast signal
has a transmission
problem.
• The channel carries no
Teletext broadcast.
• Connection is loose or
the cable is damaged.
• The antenna direction
is inappropriate.
• Signal transmission is
too low.
• The magnetic
disturbance from
external speakers or
other equipment, or
the direction of the
earth’s magnetic field
may effect the TV.
• There is interference
from external sources,
e.g., heavy
machineries, nearby
broadcast station.
• Your TV may need
servicing.
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