Read Sony KV-BT21M90 Service Manual online
22
Additional Information
Sony KV-BT21M90 Group A30 (
GB
,CT,CS)_4-099-611-11 (1)
Snowy picture
Noisy sound
Distorted picture
Noisy sound
Good picture
Noisy sound
No picture
No sound
Possible cause
Symptom
Solutions
x
Troubleshooting
If you find any problem while viewing your TV, please check the following
guide. If any problem persists, contact your Sony dealer.
guide. If any problem persists, contact your Sony dealer.
Page
21
–
19
–
–
19
21
9
8
• Check the antenna cable and connection
on the TV, VCR and at the wall.
• Check the antenna setup.
Contact a Sony dealer for advice.
• Display the “Channel Setup” menu and
select “Manual Program” to preset the
channel again.
channel again.
• Try using a booster.
• Turn off or disconnect the booster if it is in
use.
• Display the “Channel Setup” menu and
select the appropriate “TV System”.
• Check the power cord, antenna and VCR
connections.
• Press
?/1
(power).
• Press ! (main power) on the TV to turn
off the TV for about five seconds, then
turn it on again.
turn it on again.
• The connection is loose
or the cable is
damaged.
damaged.
• The antenna setup is
inappropriate.
• Channel presetting is
inappropriate or
incomplete.
incomplete.
• Signal transmission is
low.
• Broadcast signals are
too strong.
• The TV system setting
is inappropriate.
• The power cord,
antenna or VCR is not
connected.
connected.
• The TV is not turned
on.
Troubleshooting guide
01GB08ADV-HK.p65
28/8/03, 5:58 PM
22
Click on the first or last page to see other KV-BT21M90 service manuals if exist.