Sony KLV-S26A10 / KLV-S32A10 / KLV-S40A10 (serv.man4) Service Manual ▷ View online
KLV-S26/S32/S40A10 (CH) 3-3E
Test Test Mode is available in Service Mode, OSD ‘TT’ appears. The
functions described below are available by selecting the two numbers.
To release ‘Test Test mode’, press 00 or switch the TV set into
Stand-by mode.
functions described below are available by selecting the two numbers.
To release ‘Test Test mode’, press 00 or switch the TV set into
Stand-by mode.
3-3. TEST TEST MODE
00
01
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3-2-4. SECAM White Balance adjustment (C/O)
1. Select AV0.
2. Change the TV to Custom Mode and set the following registers by
sending “TT54”.
3. Input SECAM CVBS 20 IRE Full Field Signal to AV1.
4. Adjust CutOff registers:
SECAM_OFFSET_RC (R cutoff)
SECAM_OFFSET_BC (B cutoff)
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KLV-S26/S32/S40A10 (CH) 4-1
SECTION 4
TROUBLESHOOTING
Check whether the
1 (standby) indicator is flashing in red.
When it is flashing
The self-diagnosis function is activated.
1
The self-diagnosis function is activated.
1
Measure how long the
1 (standby) indicator flashes and stops flashing.
For example, the indicator flashes for two seconds, stops flashing for one second, and flashes for two seconds.
2
Press
1 on the TV (top side) to switch it off, disconnect the AC power cord, and inform your dealer or
Sony service center of how the indicator flashes (duration and interval).
When it is not flashing
1
Check the items in the tables, below.
2
If the problem still persists, have your TV serviced by qualified service personnel.
Picture
Problem
C ause/Remedy
No picture (screen is dark) and
no sound
no sound
• Check the power cord, antenna, and VCR connection.
• The TV is not turned on. Press
• The TV is not turned on. Press
1
on the TV (top side).
• If the
1 (standby) indicator lights up in red, press "/1.
No picture
• The picture off feature is activated. (The
(Picture Off/Sleep Timer)
indicator lights up in green.) Press any button except for
2 +/-, "/1, %, 9
to cancel the picture off feature.
No picture or no menu
information from equipment
connected to the video input
jack
information from equipment
connected to the video input
jack
• Check that the optional equipment is on and press
/
repeatedly until
the correct input symbol is displayed on the screen.
• Check the connection between the optional equipment and the TV.
Distorted picture
• Check if any connected optional equipment is installed in front of the TV or
beside the TV. When installing optional equipment, leave some space
between the optional equipment and the TV.
between the optional equipment and the TV.
• When changing programs or selecting Text, turn off any equipment
connected to the video input jack on the rear of the TV.
• Broadcast signals are too strong. Turn off or disconnect the booster if it is in
use.
Double images or ghosting
• Check antenna/cable connections.
• Check the antenna location and direction. Contact a Sony dealer for advice.
• Broadcast signals are reflected by nearby mountains or building. Use the
• Check the antenna location and direction. Contact a Sony dealer for advice.
• Broadcast signals are reflected by nearby mountains or building. Use the
fine tuning (“Fine) function (page 35). Otherwise, use a highly direction
antenna.
antenna.
• Use of a booster is inappropriate. Turn off or disconnect the booster if it is in
use.
Snowy picture and noisy sound
• The antenna connection is loose or the antenna cable is damaged. Check the
cable and connection on the TV, VCR, and on the wall (page 15).
• Channel presetting is inappropriate or incomplete. Perform “Manual
Program” in the “Set Up” menu to preset the channel again (page 34).
• The antenna type is inappropriate. Check the antenna type (VHF/UHF).
Contact a Sony dealer for advice.
• The antenna direction needs adjustment. Adjust the antenna direction.
Contact a Sony dealer for advice.
• Signal transmission is low. Try using a booster.
KLV-S26/S32/S40A10 (CH) 4-2
Only snow and noise appear
on the screen
on the screen
• Check if the antenna is broken or bent.
• Check if the antenna has reached the end of its serviceable life (three to five
• Check if the antenna has reached the end of its serviceable life (three to five
years in normal use, one to two years at the seaside).
Picture (dotted lines or stripes)
noise
noise
• Keep the TV away from electrical noise sources such as cars, motorcycles,
or hair-dryers, etc.
• Make sure that the antenna is connected using the antenna cable (supplied).
• Keep the antenna cable away from other connecting cables.
• Do not use a 300-ohm twin lead cable as interference may occur.
• Adjust the antenna direction for the minimum interference. Contact a Sony
• Keep the antenna cable away from other connecting cables.
• Do not use a 300-ohm twin lead cable as interference may occur.
• Adjust the antenna direction for the minimum interference. Contact a Sony
dealer for advice.
Picture noise when viewing a
TV channel
TV channel
• Select “Manual Program” in the “Set Up” menu and adjust “Fine” to obtain
better picture reception (page 35).
• Select “NR” (Noise Reduction) in the “Picture” menu to reduce the noise in
the picture (page 25).
Stripe noise during playback/
recording of a VCR
recording of a VCR
• Video head interference. Keep your VCR away from the TV.
• Leave a space of 30 cm between your VCR and the TV to avoid noise.
• Avoid installing your VCR in front of the TV or beside the TV.
• Leave a space of 30 cm between your VCR and the TV to avoid noise.
• Avoid installing your VCR in front of the TV or beside the TV.
Good picture, but noisy sound
• The TV system setting is inappropriate.
If the sound of all the channels are noisy, perform “Auto Program” in the
“Set Up” menu to preset the channel again (page 32).
If the sound of some channels is noisy, select the channel, then perform
“Manual Program” in the “Set Up” menu, and select the appropriate TV
system (“TV System”) (page 34).
“Set Up” menu to preset the channel again (page 32).
If the sound of some channels is noisy, select the channel, then perform
“Manual Program” in the “Set Up” menu, and select the appropriate TV
system (“TV System”) (page 34).
Good picture, but no sound
• The volume level is too low. Press
2 + to increase the volume level.
• The sound is muted.
Press
%, or 2 + to cancel the muting.
Some tiny black points and/or
bright points on the screen
bright points on the screen
• The picture of a display unit is composed of pixels. Tiny black points and/or
bright points (pixels) on the screen do not indicate a malfunction.
No color on programs
• Select “Reset” in the “Picture” menu to return to the factory settings
(page 25).
No color
• The color intensity setting is too low. Select “Color” in the “Picture” menu
to adjust the color intensity (page 24).
• The antenna direction needs adjustment. Adjust the antenna direction.
Contact a Sony dealer for advice.
Lines moving across the TV
scree
scree
• There is interference from external sources, e.g., heavy machineries,
broadcast station nearby. Use the fine tuning (“Fine) function (page 35).
No color or irregular color
when viewing a signal from the
Y, P
when viewing a signal from the
Y, P
B
/C
B
, P
R
/C
R
jacks of
/
1, 2
• Check the connection of the Y, P
B
/C
B
, P
R
/C
R
jacks of
/
1, 2.
• Make sure that the Y, P
B
/C
B
, P
R
/C
R
jacks of
/
1, 2 are firmly seated
in their respective jacks.
Problem
C ause/Remedy
KLV-S26/S32/S40A10 (CH) 4-3E
Sound
Problem
C ause/Remedy
No sound, but good picture
• Press
2 +/– or % (Mute).
• Check that “TV Speakers” is set to “On” in the “Features” menu (page 29).
Noisy sound
• See the “Picture (dotted lines or stripes) noise” cause/remedy on page 41.
“High” is selected in “Audio
Filter” when you use “Mono”.
Filter” when you use “Mono”.
• Set to “Low”.
Stereo broadcast sound
switches on and off, or is
distorted;
The sound switches between
stereo and monaural frequently
switches on and off, or is
distorted;
The sound switches between
stereo and monaural frequently
• The antenna connection is loose or the antenna cable is damaged. Check the
cable and connection on the TV, VCR, and on the wall (page 15).
• Adjust the antenna direction for the minimum interference. Contact a Sony
dealer for advice.
• Signal transmission is low. Try using a booster. Otherwise, use the fine
tuning (“Fine”) function (page 35).
No sound from the computer
• Check the connection of the audio cable (page 36).
General
Problem
C ause/Remedy
The TV turns off automatically
(the TV enters standby mode)
(the TV enters standby mode)
• Check if the Sleep function is activated (page 31).
• “Power Saving” is set to “On” when a PC is connected.
• “Power Saving” is set to “On” when a PC is connected.
Some input sources cannot be
selected
selected
• Select “AV Preset” in the “Set Up” menu and cancel “Skip” of the input
source (page 34).
The remote does not function
• Replace the batteries.
The wide screen mode
changes spontaneously when
“Auto Wide” is “On”
changes spontaneously when
“Auto Wide” is “On”
• During a transition between two programs, the TV detects the optimum
wide screen mode. During this period, an irregular wide screen mode may
appear.
appear.
• The wide mode is switched automatically according to the revised signal
with a Wide ID signal.
• The Auto Wide feature stops working temporarily when you press
, and
resumes after a while. To fix in the manually selected wide screen mode, set
“Auto Wide” to “Off” in the “Screen” menu (page 28).
“Auto Wide” to “Off” in the “Screen” menu (page 28).
Teletext display is incomplete
or garbled
or garbled
• Your area may not be able to receive Teletext. Teletext is displayed only in
the area that is covered by Teletext services.
• The antenna connection is loose or the antenna cable is damaged. Check the
cable and connection on the TV, VCR, and on the wall (page 15).
• The antenna direction needs adjustment. Adjust the antenna direction.
Contact a Sony dealer for advice.
• Signal transmission is too low. Try using a booster.
• Using the fine tuning (“Fine”) function may improve the picture (page 35).
• Using the fine tuning (“Fine”) function may improve the picture (page 35).
Cannot play shooting games
• Some shooting games which involve pointing a light beam at the TV screen
with an electronic gun or rifle cannot be used with your TV. For details, see
the instruction manual supplied with the video game software.
the instruction manual supplied with the video game software.
The TV cabinet creaks
• Changes in room temperature sometimes make the TV cabinet expand or
contract, causing a noise. This does not indicate a malfunction.
Static discharge is felt when
touching the TV cabinet
touching the TV cabinet
• This is the same static discharge that is felt when touching metal door
handles or car doors especially when the air is dry, for example in winter.
This does not indicate a malfunction.
This does not indicate a malfunction.
Click on the first or last page to see other KLV-S26A10 / KLV-S32A10 / KLV-S40A10 (serv.man4) service manuals if exist.