Sony KV-XF21M30 (serv.man2) Service Manual ▷ View online
– 17 –
KV
-XF21M30/XF21M50/XF51M65
-XF21M30/XF21M50/XF51M65
RM-952
20
Advanced Operations
Broadcasting
On-screen display (Selected sound)
A2 (German) stereo
A2 (German) bilingual
When receiving an A2 (German) program
Notes
• If the signal is very weak, the sound becomes monaural automatically.
• If the stereo sound is noisy when receiving a NICAM program, select
• If the signal is very weak, the sound becomes monaural automatically.
• If the stereo sound is noisy when receiving a NICAM program, select
“MONO”. The sound becomes monaural, but the noise is reduced.
Receiving area for NICAM and A2 (German) programs (KV-XF21M30)
• Before receiving a NICAM stereo program in China, please check the
NICAM broadcast condition at your area. When receiving a NICAM
stereo program, the receiving conditions might vary depending on area. In
addition, different strength of the NICAM broadcast signal might affect
the receiving quality.
stereo program, the receiving conditions might vary depending on area. In
addition, different strength of the NICAM broadcast signal might affect
the receiving quality.
If the sound is distorted or noisy when receiving a monaural
program through the ˘ (antenna) terminal
program through the ˘ (antenna) terminal
Press A/B
repeatedly until “MONO” appears on the screen.
To cancel the monaural sound setting, press A/B
again until
“AUTO” appears on the screen.
Notes
• The “MONO” or “AUTO” setting is memorized for each program
• The “MONO” or “AUTO” setting is memorized for each program
position.
• You cannot receive stereo broadcast signal when the TV is in the “MONO”
setting. Normally set the TV to “AUTO.”
System
NICAM
A2 (German)
Receiving area
Hong Kong, Singapore, New Zealand, Malaysia,
Thailand, etc.
Thailand, etc.
Australia, Malaysia, Thailand, etc.
STEREO
MONO
(Stereo sound)
(Regular sound)
MONO
AUTO
Selecting a stereo or bilingual program (continued)
MAIN
SUB
(Main sound)
(Sub sound)
21
Advanced Operations
Advanced Operations
Viewing Teletext
(KV-XF51M65 only)
TV stations broadcast an information
service called Teletext via some TV
channels. Teletext allows you to receive
various information, such as shares
market or news.
service called Teletext via some TV
channels. Teletext allows you to receive
various information, such as shares
market or news.
Displaying Teletext
1
Select a TV channel that
carries the Teletext
broadcast you want to
watch.
carries the Teletext
broadcast you want to
watch.
2
Press
to display the
text.
A Teletext page (normally
the index page) is
displayed. If there is no
Teletext broadcast, “100” is
displayed at the top left
corner of the screen.
the index page) is
displayed. If there is no
Teletext broadcast, “100” is
displayed at the top left
corner of the screen.
To turn off Teletext
Press ;.
b
;
A/B
FASTEXT
…
V
TV
1
2
3
4
6
7
8
9
÷
0
5
JUMP
SOUND
MODE
FAVORITE
PROGR
Á
P166 SECTEXT 166 FR1 MAR 03:59:09
Fom Singapore
To PARIS
To OSAKA
To ROMA
To SYDNEY
Day Dep/Arr Flight Alrcraft
1.6 220/0588 SQ28 747
2 2130/1225 PA115 L15
3 2115/1330 SQ26 747
3 2115/1330 SQ26 747
2.7 2130/0745 SQ24 747
4 2300/0915 AZ487 747
4 2300/0915 AZ487 747
2.5 1000/1715 SQ6 747
4.6 0930/2015 CX522 L10
4.6 0930/2015 CX522 L10
1 2210/0610 SQ21A 747
2 2100/0835 SQ21A 747
2 2100/0835 SQ21A 747
continued
– 18 –
KV
-XF21M30/XF21M50/XF51M65
-XF21M30/XF21M50/XF51M65
RM-952
22
Advanced Operations
Additional Teletext tasks
To
display a Teletext page on the TV
picture
picture
check the contents of a Teletext service
select a Teletext page
hold a Teletext page
(stop the page from scrolling)
(stop the page from scrolling)
reveal concealed information
(e.g., an answer to a quiz)
(e.g., an answer to a quiz)
enlarge the Teletext display
wait for a Teletext page while watching
a TV program
a TV program
* You can also select a Teletext page of any page number that appears in the
colored column at the bottom of the screen using the corresponding color-
coded button on the remote.
coded button on the remote.
Using FASTEXT
This feature allows you to quickly access a Teletext page that uses
FASTEXT. When a FASTEXT program is broadcasted, the colored
menus appear at the bottom of the screen. The colors of the menus
correspond to the red, green, yellow, and blue color-coded buttons
on the remote.
FASTEXT. When a FASTEXT program is broadcasted, the colored
menus appear at the bottom of the screen. The colors of the menus
correspond to the red, green, yellow, and blue color-coded buttons
on the remote.
To access a FASTEXT menu
Press the color-coded button on the remote corresponding to the
menu you want. The menu page appears on the screen after several
seconds.
menu you want. The menu page appears on the screen after several
seconds.
Do this
Press
.
Each time you press
, the screen changes as
follows: Teletext n Teletext and TV n TV.
Press
.
An overview of the Teletext contents and page
numbers appear on the screen.
numbers appear on the screen.
Press the number buttons to enter the three-digit
page number of the desired Teletext page.* If you
make a mistake, reenter the correct page number. To
access the next or previous page, press PROGR␣ +/–.
page number of the desired Teletext page.* If you
make a mistake, reenter the correct page number. To
access the next or previous page, press PROGR␣ +/–.
Press
…
to display the symbol “j” at the top
left corner of the screen. To resume normal Teletext
operation, press
operation, press
…
or
.
Press
.
To conceal the information, press the button again.
Press A/B
.
Each time you press A/B
, the Teletext display
changes as follows: Enlarge upper half n Enlarge
lower half n Normal size.
lower half n Normal size.
1 Enter the Teletext page number that you want to
refer to, then press
.
2 When the page number is displayed, press
to
show the text.
Viewing Teletext (continued)
23
Additional Information
ONE-PUSH AUTOMATIC PROGRAMING
Additional Information
Self-diagnosis
function
function
Your TV is equipped with a self-diagnosis function. If there is a
problem with your TV, the u indicator flashes red. The number of
times the u indicator flashes indicates the possible causes.
problem with your TV, the u indicator flashes red. The number of
times the u indicator flashes indicates the possible causes.
1
Check that the u indicator flashes red a number of times between 3-second
intervals.
intervals.
2
Count the number of times the u indicator flashes.
3
Press U (main power) to turn off your TV.
4
Inform your nearest Sony service center about the number of times the
u
u
indicator flashes.
Be sure to note the model name and serial number located on the rear of
your TV.
your TV.
Front of TV
u
indicator
Additional Information
– 19 –
KV
-XF21M30/XF21M50/XF51M65
-XF21M30/XF21M50/XF51M65
RM-952
24
Additional Information
Troubleshooting Shortcuts (KV-XF21M50)
For better viewing, please check the following connections.
• Snowy
• Distorted
• Noisy/
picture
picture
distorted
sound
sound
Wall antenna
terminal
terminal
UHF
VHF
Booster
VCR
Check the antenna direction.
Incorrect antenna direction may cause:
Check the antenna
type.
type.
Wrong type of antenna
may cause:
may cause:
• No picture
• Snowy picture
Check connection
on the wall
antenna terminal.
on the wall
antenna terminal.
Loose connection may
cause:
cause:
• Snowy picture
• Distorted sound
Check if you need
booster to increase
signal level.
booster to increase
signal level.
Too strong signal level
may cause:
may cause:
• Distorted picture
• Noisy sound
Antenna connection
25
Additional Information
P166 SECTEXT 166 FR1 MAR 03:59:09
Fom Singapore
To PARIS
To OSAKA
To ROMA
To SYDNEY
Day Dep/Arr Flight Alrcraft
1.6 220/0588 SQ28 747
2 2130/1225 PA115 L15
3 2115/1330 SQ26 747
2 2130/1225 PA115 L15
3 2115/1330 SQ26 747
2.7 2130/0745 SQ24 747
4 2300/0915 AZ487 747
4 2300/0915 AZ487 747
2.5 1000/1715 SQ6 747
4.6 0930/2015 CX522 L10
4.6 0930/2015 CX522 L10
1 2210/0610 SQ21A 747
2 2100/0835 SQ21A 747
2 2100/0835 SQ21A 747
Connection
to TV
Check connection
on the VCR and on
the TV.
on the VCR and on
the TV.
Loose connection may
cause:
cause:
• Snowy picture
• Distorted sound
• No picture
For more information, please see
“Troubleshooting” on page 26, 27, 28
and 29. Or consult your dealer for
guidance.
“Troubleshooting” on page 26, 27, 28
and 29. Or consult your dealer for
guidance.
AC Connection
Check connection on
the AC socket.
the AC socket.
Loose connection may cause:
• no power
• no picture with no sound
• Double image
•
Missing
picture
Teletext
characters
characters
– 20 –
KV
-XF21M30/XF21M50/XF51M65
-XF21M30/XF21M50/XF51M65
RM-952
26
Additional Information
Snowy picture
Noisy sound
Distorted picture
Noisy sound
Good picture
Noisy sound
No picture
No sound
Troubleshooting
If you find any problem while viewing your TV, please check the following guide. If
any problem persists, contact your Sony dealer .
any problem persists, contact your Sony dealer .
Possible cause
Symptom
Solutions
• Check the antenna cable and connection
on the TV, VCR and on the wall. (page 4)
• Press SELECT until “MANUAL
PROGRAM” appears on the screen then
preset the channel again. (page 10)
preset the channel again. (page 10)
• Check the antenna type (VHF/UHF).
Contact a Sony dealer for advice.
• Adjust the antenna direction. Contact a
Sony dealer for advice.
• Try using a booster.
• Turn off or disconnect the booster if it is
in use.
• If the sound of all the channels are
noisy, check the TV system (TV SYS)
setting (page 10), then press AUTO
PROGR to preset the channels again
(page 9).
setting (page 10), then press AUTO
PROGR to preset the channels again
(page 9).
• If the sound of some channels are noisy,
select the channel, then select the
appropriate TV system (TV SYS).
(page 10)
appropriate TV system (TV SYS).
(page 10)
• Check the power cord, antenna and the
VCR connections.
• Press u (power).
• Press U (main power) on the TV to turn
off the TV for about five seconds, then
turn it on again.
turn it on again.
• Connection is loose or the
cable is damaged.
• Channel presetting is
inappropriate or
incomplete.
incomplete.
• The antenna type is
inappropriate.
• The antenna direction is
inappropriate.
• Signal transmission is low.
• Broadcast signals are too
strong.
• The TV system setting or
channel presetting is
inappropriate or
incomplete.
inappropriate or
incomplete.
• The power cord, antenna
or VCR is not connected.
• The TV is not turned on.
27
Additional Information
Possible cause
Symptom
Solutions
continued
Good picture
No sound
Dotted lines or stripes
Double images or
“ghosts”
No color
Abnormal color patches
TV cannot receive stereo
broadcast signal
(KV-XF21M30/XF51M65
only)
• Press ¸ + to increase the volume level.
• Press ¤ to cancel the muting.
• Press A/B
H until a better sound is
heard. (KV-XF21M30/XF51M65 only)
• 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.
dealer for advice.
• Use a highly directional antenna.
• Use the fine tuning (FINE) function.
• Use the fine tuning (FINE) function.
(page 11)
• Adjust the antenna direction. Contact a
Sony dealer for advice.
• Turn off or disconnect the booster if it is
in use.
• Press SELECT until “COLOR” appears
on the screen, then press + or – to adjust
the color level. (page 16)
the color level. (page 16)
• Press SELECT until “COL SYS ” appears
on the screen, then check the color
system setting (usually set this to
“AUTO”). (page 11).
system setting (usually set this to
“AUTO”). (page 11).
• Adjust the antenna direction. Contact a
Sony dealer for advice.
• Keep external speakers or other
electrical equipment away from the TV.
Do not move the TV while the TV is
turned on. Press U (main power) on
the TV to turn off the TV for about five
minutes, then turn it on again.
Do not move the TV while the TV is
turned on. Press U (main power) on
the TV to turn off the TV for about five
minutes, then turn it on again.
• Press A/B
H until “AUTO” appears
on the screen
• The volume level is too low.
• The sound is muted.
• Broadcast signal has a
transmission problem.
• There is local interference
from cars, neon signs, hair
dryers, power generators,
etc.
dryers, power generators,
etc.
• Broadcast signals are
reflected by nearby
mountains or buildings.
mountains or buildings.
• The antenna direction is
inapproprite.
• Use of a booster is
inappropriate.
• The color level setting is
too low.
• The color system setting is
inappropriate.
• The antenna direction is
inapproriate.
• There are magnetic effects
from external speakers or
other electrical equipment
that may affect the TV.
other electrical equipment
that may affect the TV.
• The direction of the earth’s
magnetic field may affect
the TV.
the TV.
• The stereo reception
setting is inappropriate.
Click on the first or last page to see other KV-XF21M30 (serv.man2) service manuals if exist.