Sony TRINITRON KV-FA21M63 Service Manual page 108

H Troubleshooting
If you find any problem while viewing your TV, you can either use the
"Factory Settings" function (see O) or check the Troubleshooting guide below.
If the problem persists, contact your Sony dealer.
Snowy picture, noisy sound
• Check the antenna setup and other connections.
• Preset the channel again (see N).
• Set the "Signal Booster" to "Auto" (see N) or try using an external booster.
Distorted picture, noisy sound
• Set the "Signal Booster" to "Off" (see N), or turn off or disconnect any external booster in
use.
No picture, no sound
• Check the power cord, antenna setup and other connections.
• Press 4/1 (power) to turn on the TV.
• Press 1 (main power) on the TV to turn off the TV for about five seconds, then turn it on
again.
Good picture, no sound
• Press 2 + to increase the volume level or press
• Press A/B until "Stereo" or "Mono" appears on the screen (see I).
Dotted lines or stripes
• Do not use a hair dryer or other equipment near the TV.
• Check the antenna setup.
Double images or "ghosts"
• Check the antenna setup or use a highly directional antenna.
• Turn off or disconnect any external booster in use.
No color
• Adjust the "Color" level from "Picture Adjustment" (see L).
• Select the appropriate "Color System" (for video input only) (see O).
• Check the antenna setup.
Picture slant
• Keep external speakers or other electrical equipment away from the TV.
• Adjust the "Picture Rotation" (see O).
Abnormal color patches
• Keep external speakers or other equipment away from the TV. Do not move the TV while
the TV is turned on. Press 1 (main power) on the TV to turn off the TV for about 15
minutes, then turn it on again to demagnetize the TV.
TV cannot receive stereo broadcast sound or stereo broadcast sound switches on and off or is distorted.
• Check the antenna setup and other connections.
TV cannot receive FM radio station.
• Connect a separate FM antenna and the TV channel source through an antenna selector
(switch) to your TV (see G).
The 1 (standby) indicator on your TV flashes red several times after every three seconds.
• Count the number of times the 1 (standby) indicator flashes. Press 1 (main power) to
turn off your TV. Contact your nearest Sony service center.
to cancel the muting.