Sony KV-PF21L70 Service Manual ▷ View online
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16
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KV
-PF21L70/PF21M40/PF21M70/PF21P10
-PF21L70/PF21M40/PF21M70/PF21P10
KV
-PF21P40/PF21P41/PF21Q70
-PF21P40/PF21P41/PF21Q70
RM-952
16
Advanced Operations
Blocking the
channels
(CHILD LOCK)
channels
(CHILD LOCK)
You can prevent a child from watching
certain programs by using the buttons
on the remote control.
certain programs by using the buttons
on the remote control.
1
Select the TV program you want to lock.
2
Press SELECT until “CHILD
LOCK” appears on the
screen.
LOCK” appears on the
screen.
3
Press + or – to select
“ON”.
“ON”.
The
symbol appears on
the screen.
To unlock the channel,
press + or – to select
“OFF”. The
press + or – to select
“OFF”. The
symbol
disappears from the screen.
Note
• If you preset a locked channel, that particular channel will be unlocked
• If you preset a locked channel, that particular channel will be unlocked
automatically.
SELECT
+ or –
TV
1
2
3
4
6
7
8
9
÷
0
5
JUMP
SOUND
MODE
FAVORITE
PROGR
Á
CHILD LOCK: OFF
SELECT
CHILD LOCK: ON
1
17
Advanced Operations
Viewing Teletext
(KV-PF21P41 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 ;.
;
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
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17
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KV
-PF21L70/PF21M40/PF21M70/PF21P10
-PF21L70/PF21M40/PF21M70/PF21P10
KV
-PF21P40/PF21P41/PF21Q70
-PF21P40/PF21P41/PF21Q70
RM-952
18
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)
19
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
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18
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KV
-PF21L70/PF21M40/PF21M70/PF21P10
-PF21L70/PF21M40/PF21M70/PF21P10
KV
-PF21P40/PF21P41/PF21Q70
-PF21P40/PF21P41/PF21Q70
RM-952
20
Additional Information
C
• 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
Troubleshooting Shortcuts
For better viewing, please check the following connections.
Antenna connection
21
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
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 22, 23 and
24. Or consult your dealer for
guidance.
“Troubleshooting” on page 22, 23 and
24. Or consult your dealer for
guidance.
Additional Information
Check connection on
the AC socket.
the AC socket.
Loose connection may cause:
• no power
• no picture with no sound
AC Connection
Connection
to TV
• Double image
•
Missing
picture
Teletext
characters
characters
(KV-PF21P41 only)
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19
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KV
-PF21L70/PF21M40/PF21M70/PF21P10
-PF21L70/PF21M40/PF21M70/PF21P10
KV
-PF21P40/PF21P41/PF21Q70
-PF21P40/PF21P41/PF21Q70
RM-952
18
Additional Information
Snowy picture
Noisy sound
Distorted picture
Noisy sound
Good picture
Noisy sound
No picture
No sound
Troubleshooting
(KV-PF21L70/PF21M70(ME)/PF21Q70)
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 9)
preset the channel again. (page 9)
• 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 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 is
inappropriate.
• The power cord, antenna
or VCR is not connected.
• The TV is not turned on.
18
Additional Information
Snowy picture
Noisy sound
Distorted picture
Noisy sound
Good picture
Noisy sound
No picture
No sound
Troubleshooting
(KV-PF21M40/PF21M70(E))
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 9)
preset the channel again. (page 9)
• 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 8).
setting (page 10), then press AUTO
PROGR to preset the channels again
(page 8).
• 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.
Click on the first or last page to see other KV-PF21L70 service manuals if exist.