Sony KV-SW25: x Troubleshooting
x Troubleshooting: Sony KV-SW25
x Troubleshooting
If you find any problem while viewing your TV, you can either use the Reset
function or check the Troubleshooting guide below. If the problem persists,
contact your Sony dealer.
Reset function
RESET
Press the RESET button on your remote control.
RESET
Your TV will go blank for a few seconds
then the “Initial Setup” menu will appear.
TV
Pressing RESET will set your TV to the factory
setting, but certain problems may be solved.
Troubleshooting guide
Symptom
Possible cause
Solutions
Page
Snowy picture
• The connection is loose
• Check the antenna cable and connection
24
or the cable is
on the TV, VCR and at the wall.
damaged.
• The antenna setup is
• Check the antenna setup.
–
inappropriate.
Contact a Sony dealer for advice.
Noisy sound
• Channel presetting is
• Display the “Channel Setup” menu and
22
inappropriate or
select “Manual Program” to preset the
incomplete.
channel again.
• Signal transmission is
• Display the “Channel Setup” menu and set
22
low.
the “Signal Booster” to “Auto” from
“Manual Program”.
• Try using an external booster.
–
Distorted picture
• Broadcast signals are
• Turn off or disconnect the external booster
–
too strong.
if it is in use.
• Display the “Channel Setup” menu and set
22
the “Signal Booster” to “Off” from
“Manual Program”.
Noisy sound
Good picture
• The TV system setting
• Display the “Channel Setup” menu and
22
is inappropriate.
select the appropriate “TV System” from
“Manual Program”.
Noisy sound
26 Additional Information
Possible causeSymptom Solutions Page
No picture
• The power cord,
• Check the power cord, antenna and VCR
24
antenna or VCR is not
connections.
connected.
• The TV is not turned
• Press
?/1
(power).
10
on.
• Press ! (main power) on the TV to turn
9
No sound
off the TV for about five seconds, then
turn it on again.
Good picture
• The volume level is too
• Press 2 + to increase the volume level.
10
low.
• The sound is muted.
• Press
to cancel the muting.
10
No sound
Dotted lines or
• There is local
• Do not use a hair dryer or other
–
stripes
interference from cars,
equipment near the TV.
neon signs, hair dryers,
• Check the antenna setup. Contact a Sony
power generators, etc.
–
dealer for advice.
Double images or
• Broadcast signals are
• Use a highly directional antenna.
–
“ghosts”
reflected by nearby
• Use the fine tuning (“Fine”) function.
mountains or
22
buildings.
• The antenna setup is
• Check the antenna setup. Contact a Sony
–
inappropriate.
dealer for advice.
•
Use of an external
• Turn off or disconnect the external booster
–
booster is inappropriate.
if it is in use.
No color
• The color level setting
•
Display the “Picture” menu and select
18
is too low.
“Personal” of “Mode”, then adjust the
“Color” level in “Picture Adjustment”.
• The color system
• Display the “Setup” menu and check the
23
setting is
“Color System” setting (usually set this to
inappropriate.
“Auto”).
• The antenna setup is
• Check the antenna setup. Contact a Sony
–
inappropriate.
dealer for advice.
continue
Additional Information
27
continued
Symptom
Possible cause
Solutions
Page
Picture slant
• The magnetic
•Keep external speakers or other electrical
–
disturbance from
equipment away from the TV.
external speakers or
•Display the “Picture Position” under
23
other equipment, or
“Setup” menu, then adjust “Picture
the direction of the
Rotation” and “Picture V-Position” so that
Good morning!
earth’s magnetic field
the picture is aligned to the TV screen.
may affect the TV.
Abnormal color
• The magnetic
•Keep external speakers or other
–
patches
disturbance from
equipment away from the TV. Do not
external speakers or
move the TV while the TV is turned on.
other equipment, or the
Press ! (main power) on the TV to turn
direction of the earth’s
off the TV for about 15 minutes, then turn
magnetic field may
it on again to demagnetize the TV.
affect the TV.
TV cannot
• The connection is loose
•Check the antenna cable and connection
24
receive stereo
or the cable is
on the TV, VCR and at the wall.
broadcast sound.
damaged.
•
The antenna setup is
•Check the antenna setup. Contact a Sony
–
or
inappropriate.
dealer for advice.
Stereo broadcast
sound switches
on and off or is
distorted.
“100” appears
•
The channel carries no
14
at the top of
Teletext broadcast.
—
the screen and
there is no
Teletext display.
Teletext display is
• Connection is loose or
•Check the antenna cable and connection
24
incomplete
the cable is damaged.
on the TV, VCR, and at the wall.
(snowy picture
•
The antenna setup is
–
or double images).
•Check the antenna setup. Contact a Sony
inappropriate.
dealer for advice.
• Signal transmission
•Display the “Channel Setup” menu and set
22
is too low.
the “Signal Booster” to “Auto” from
“Manual Program”.
_
•Try using an external booster.
•Use the fine tuning (“Fine”) function.
22
28 Additional Information
Symptom
Possible cause
Solutions Page
The 1 (standby)
•Your TV’s self-
•
Count the number of times the 1
–
indicator on your
diagnosis function
(standby) indicator flashes. Press !
TV flashes red
indicates the possible
(main power) to turn off your TV.
several times after
problems.
Contact your nearest Sony service
every three
center.
seconds.
The TV screen
•The “Signal Booster” is
sometimes goes
functioning to detect a
blank for slightly
weak signal. This does
—
–
longer than
not indicate a
usual during
malfunction.
channel change.
TV cabinet
•
Changes in room
creaks.
temperature sometimes
make the TV cabinet
—
–
expand or contract,
causing a noise. This
does not indicate a
malfunction.
A small “boom”
•
The TV’s demagnetizing
sound is heard
function is working.
––
–
when the TV is
This does not indicate a
turned on.
malfunction.
Additional Information
29
