Sony KV-VF21M40 Self-diagnosis function, Troubleshooting

– 31 –
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.
1
Check that the 1 indicator flashes red once or more in
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.
Be sure to note the model name and serial number located on the
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.
Symptom Possible cause Solutions
TV section
No picture/No sound The power cord or antenna
is not connected.
The video TV is not turned
on.
Check the AC power cord and the
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.
Good picture/No sound The volume level is too
low.
The sound is muted.
Headphones are connected
to i (headphones) jack.
Press 2 + to increase the volume
level.
Press % to cancel the muting.
Disconnect the headphones.
No color or poor color The color level setting is
too low.
The picture setting is
inappropriate.
The color system setting is
inappropriate.
The antenna direction,
position and angle need
adjustment.
Adjust PICTURE, COLOR and
BRIGHT in the PERSONAL
ADJUST menu. (page 35)
Press PIC MODE to switch the
picture setting. (page 15)
Display the TV SET UP menu and
check the color system (COL SYS)
setting. (page 34)
Adjust the antenna direction,
position and angle. Contact a Sony
dealer for advice.
Double images or “ghosts” Broadcast signals are
reflected by nearby
mountains or buildings.
The antenna direction,
position and angle need
adjustment.
Use a highly directional antenna.
Adjust the antenna direction,
position and angle. Contact a Sony
dealer for advice.
No picture/No sound from
video input sources The connecting cord
between the video TV and
the input sources is
disconnected.
Input is not selected
correctly.
Check the connection between the
video TV and the input sources.
Press t so that “t1” or “t2”
appears. (page 48)
Additional Information
continued