Sony KV-HF21M80 Self-diagnosis function, Troubleshooting

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KV-HF21M80
RM-952
19
Additional Information
ONE-PUSH AUTOMATIC PROGRAMMING
Additional Information
Self-diagnosis
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.
1
Check that the u indicator flashes red a number of times between 3-second
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 indicator flashes.
Be sure to note the model name and serial number located on the rear of
your TV.
Front of TV
u indicator
Additional Information
20
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.
Possible causeSymptom 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)
•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)
•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.
•Connection is loose or the
cable is damaged.
•Channel presetting is
inappropriate or
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.