Troubleshooting - Sony TRINITRON KV-AR25M81A Service Manual

Troubleshooting

If you find any problem while viewing your TV, please check the following guide. If
any problem persists, contact your Sony dealer .
Symptom Possible cause
Snowy picture
• Connection is loose or
the cable is damaged.
• Channel presetting is
inappropriate or
incomplete.
Noisy sound
• The antenna setup is
inappropriate.
• Signal transmission is
low.
• Broadcast signals are
Distorted picture
too strong.
Noisy sound
• The TV system setting
Good picture
or channel presetting
is inappropriate or
incomplete.
Noisy sound
• The power cord,
No picture
antenna or VCR is not
connected.
• The TV is not turned
on.
No sound
Solutions
• Check the antenna cable and connection
on the TV, VCR and on the wall.
• Press SELECT until "MANUAL
PROGRAM" appears on the screen, then
preset the channel again.
• Check the antenna setup. 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,
then press AUTO PROGR to preset the
channels again.
• If the sound of some channels are noisy,
select the channel, then select the
appropriate TV system ("TV SYS").
• Check the power cord, antenna and the
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.
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Additional Information
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