Sony KV-VF21M40 Service Manual ▷ View online
– 29 –
46
Additional Operations
Searching using
the index
function
the index
function
The video TV marks the tape with an
index signal at the point where each
recording begins. Use these signals as
references to find a specific recording.
This video TV can search up to 99 index
signals ahead of or behind the current
position.
index signal at the point where each
recording begins. Use these signals as
references to find a specific recording.
This video TV can search up to 99 index
signals ahead of or behind the current
position.
1
Insert an indexed tape.
2
Press INDEX ./>
repeatedly to specify how
many index signals ahead
or behind you want to
search.
repeatedly to specify how
many index signals ahead
or behind you want to
search.
To search ahead, press
INDEX >.
INDEX >.
To search backwards, press
INDEX ..
INDEX ..
The video TV starts searching and the index number on the TV
screen counts down to zero. Playback starts automatically from
that point.
screen counts down to zero. Playback starts automatically from
that point.
To stop searching
Press STOP x.
A/B
G-CODE
COUNTER RESET
t
MENU
REW
EJECT
TIMER REC
ON/OFF
TAPE SPEED
INDEX
z
REC
GAME
X
PAUSE
x
STOP
m
FF
M
Z
.
>
PLAY
ENTER
PIC MODE
H
STOP x
INDEX ./>
INDEX 5
SEARCH
SEARCH
INDEX
.
>
47
Additional Operations
Connecting optional equipment
Watching and recording the picture input from
optional equipment
optional equipment
To connect a video camera
To connect a VCR
to video
output
output
to audio
output
output
VMC-710M/720M
(not supplied)
(not supplied)
t
2/GAME
IN
t
2/GAME IN 9
to video
output
output
to audio
output
output
t
1/
t
1/9
continued
– 30 –
48
Additional Operations
Connecting optional equipment (continued)
To watch the video input signal
Press t so that t1 or t2 appears on the screen.
A/B
G-CODE
COUNTER RESET
t
MENU
REW
EJECT
TIMER REC
ON/OFF
TAPE SPEED
INDEX
z
REC
GAME
1
3
2
X
PAUSE
x
STOP
m
FF
M
Z
.
>
PLAY
ENTER
PIC MODE
H
1
t
49
Additional Operations
To connect a video game
To display the video game screen
Press GAME when the video TV is in standby mode.
To switch to a TV program
Press the number button on the remote control, PROGR +/– or t
on the video TV or remote control.
on the video TV or remote control.
To switch to the VCR
Press the PLAY N button on the video TV or remote control when
a cassette is in the video TV.
a cassette is in the video TV.
A/B
G-CODE
COUNTER RESET
t
MENU
REW
EJECT
TIMER REC
ON/OFF
TAPE SPEED
INDEX
z
REC
GAME
1
3
2
X
PAUSE
x
STOP
m
FF
M
Z
.
>
PLAY
ENTER
PIC MODE
H
GAME
GAME
t
2/GAME
IN
t
2/GAME IN 9
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50
Additional Information
Additional Information
Self-diagnosis function
Your video TV is equipped with a self-diagnosis function. If there is
a problem with your video TV, the 1 indicator flashes in red. The
number of times the indicator flashes indicates the possible causes.
a problem with your video TV, the 1 indicator flashes in red. The
number of times the indicator flashes indicates the possible causes.
1
Check that the 1 indicator flashes red once or more in
intervals of 3 seconds.
intervals of 3 seconds.
2
Count the number of times the indicator flashes.
3
Press ?/1 to turn off your video TV.
4
Inform your nearest Sony service facility about the number of
times the indicator flashes.
times the indicator flashes.
Be sure to note the model name and serial number located on the
rear of your video TV.
rear of your video TV.
1
indicator
51
Additional Information
Troubleshooting
If you have any problems while viewing your video TV, please
check the following troubleshooting guide. If the problem persists,
contact your Sony dealer.
check the following troubleshooting guide. If the problem persists,
contact your Sony dealer.
Symptom
Possible cause
Solutions
TV section
No picture/No sound
The power cord or antenna
is not connected.
is not connected.
The video TV is not turned
on.
on.
Check the AC power cord and the
antenna connections.
antenna connections.
Press ?/1 on the video TV. If the
standby indicator (1) is lit in red,
press ?/1 or a program number
button on the remote control.
standby indicator (1) is lit in red,
press ?/1 or a program number
button on the remote control.
Good picture/No sound
The volume level is too
low.
low.
The sound is muted.
Headphones are connected
to i (headphones) jack.
to i (headphones) jack.
Press 2 + to increase the volume
level.
level.
Press % to cancel the muting.
Disconnect the headphones.
No color or poor color
The color level setting is
too low.
too low.
The picture setting is
inappropriate.
inappropriate.
The color system setting is
inappropriate.
inappropriate.
The antenna direction,
position and angle need
adjustment.
position and angle need
adjustment.
Adjust PICTURE, COLOR and
BRIGHT in the PERSONAL
ADJUST menu. (page 35)
BRIGHT in the PERSONAL
ADJUST menu. (page 35)
Press PIC MODE to switch the
picture setting. (page 15)
picture setting. (page 15)
Display the TV SET UP menu and
check the color system (COL SYS)
setting. (page 34)
check the color system (COL SYS)
setting. (page 34)
Adjust the antenna direction,
position and angle. Contact a Sony
dealer for advice.
position and angle. Contact a Sony
dealer for advice.
Double images or “ghosts”
Broadcast signals are
reflected by nearby
mountains or buildings.
reflected by nearby
mountains or buildings.
The antenna direction,
position and angle need
adjustment.
position and angle need
adjustment.
Use a highly directional antenna.
Adjust the antenna direction,
position and angle. Contact a Sony
dealer for advice.
position and angle. Contact a Sony
dealer for advice.
No picture/No sound from
video input sources
video input sources
The connecting cord
between the video TV and
the input sources is
disconnected.
between the video TV and
the input sources is
disconnected.
Input is not selected
correctly.
correctly.
Check the connection between the
video TV and the input sources.
video TV and the input sources.
Press t so that “t1” or “t2”
appears. (page 48)
appears. (page 48)
Additional Information
continued
– 32 –
52
Additional Information
Troubleshooting (continued)
Good picture/Abnormal
sound
sound
Symptom
Possible cause
Solutions
The TV system setting is
inappropriate.
inappropriate.
• If the sound of all the channels
is abnormal, display the TV SET
UP menu and select the
appropriate TV system (TV
SYS), then preset the channels
again. (pages 11 and 12)
UP menu and select the
appropriate TV system (TV
SYS), then preset the channels
again. (pages 11 and 12)
• If the sound of some channels is
abnormal, display the MANUAL
PROGRAM menu in the TV SET
UP menu and select the
appropriate TV system (TV SYS)
(page 30).
PROGRAM menu in the TV SET
UP menu and select the
appropriate TV system (TV SYS)
(page 30).
Snowy picture/Abnormal
sound
sound
The connection is loose or
the cable is damaged.
the cable is damaged.
The channel presetting is
inappropriate or
incomplete.
inappropriate or
incomplete.
The antenna type is
inappropriate.
inappropriate.
The antenna direction,
position and angle need
adjustment.
position and angle need
adjustment.
Check the antenna cable and
connection on the video TV and at
the wall.
connection on the video TV and at
the wall.
Display the TV SET UP menu and
select MANUAL PROGRAM to
manually preset the channel again.
select MANUAL PROGRAM to
manually preset the channel again.
Check the antenna type (VHF/
UHF). Contact a Sony dealer for
advice.
UHF). Contact a Sony dealer for
advice.
Adjust the antenna direction,
position and angle. Contact a Sony
dealer for advice.
position and angle. Contact a Sony
dealer for advice.
Dotted lines or stripes
There is local interference
from cars, neon signs, hair
dryers, power generators,
etc.
from cars, neon signs, hair
dryers, power generators,
etc.
• Do not use a hair dryer or other
equipment near the video TV.
• Adjust the antenna direction,
position and angle for minimum
interference. Contact a Sony
dealer for advice.
interference. Contact a Sony
dealer for advice.
Abnormal color patches
There is magnetic
disturbance from external
speakers or other
equipment.
disturbance from external
speakers or other
equipment.
Locate external speakers or other
equipment away from the video
TV. Press ?/1 on the video TV to
turn off the video TV for about five
minutes, then turn on again.
equipment away from the video
TV. Press ?/1 on the video TV to
turn off the video TV for about five
minutes, then turn on again.
Clock and timer section
The clock has
stopped and “--:--” is
displayed.
stopped and “--:--” is
displayed.
The power has been
interrupted or the AC
power cord is disconnected.
interrupted or the AC
power cord is disconnected.
Re-set the clock and timer settings.
(page 9)
(page 9)
53
Additional Information
Symptom
Possible cause
Solutions
Playback section
Power is on, but the tape
does not run.
does not run.
The safety device has been
activated.
activated.
Switch off, disconnect the AC
power cord, and leave the set for
about one minute.
power cord, and leave the set for
about one minute.
Poor playback picture
The color system setting is
inappropriate.
inappropriate.
The tracking condition is
inappropriate.
inappropriate.
The video heads are dirty.
The video heads may be
worn out.
worn out.
The tape is worn out.
Display VIDEO SET UP and set
the color system (COL SYS) to the
setting corresponding to the color
system that the tape is recorded in.
(page 42)
the color system (COL SYS) to the
setting corresponding to the color
system that the tape is recorded in.
(page 42)
Adjust the tracking manually.
(page 37)
(page 37)
Clean the video heads using the
Sony T-25CLD, T-25CLDR, or T-
25CLW video head cleaning
cassette (not supplied). If these
cleaning cassettes are not available
in your area, have the heads
cleaned at your nearest Sony
service facility (a standard service
fee will be charged). Do not use
any commercially available liquid
type cleaning cassettes other than
Sony’s, as it may damage the video
heads.
Sony T-25CLD, T-25CLDR, or T-
25CLW video head cleaning
cassette (not supplied). If these
cleaning cassettes are not available
in your area, have the heads
cleaned at your nearest Sony
service facility (a standard service
fee will be charged). Do not use
any commercially available liquid
type cleaning cassettes other than
Sony’s, as it may damage the video
heads.
The video heads may have to be
replaced. Contact a Sony dealer for
advice.
replaced. Contact a Sony dealer for
advice.
Use a new tape.
The sound drops out.
The tape is defective.
Use a new tape.
Symptoms caused by contaminated video heads
• Normal picture
• Rough picture
•Unclear picture
• No picture (or
black & white
screen appears)
screen appears)
initial
contamination
terminal
t
continued
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