KV-BT21N40 - Sony TV Service Manual (repair manual). Page 121

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Additional Information

• There is local

interference from cars,
neon signs, hair dryers,
power generators, etc.

• Broadcast signals are

reflected by nearby
mountains or
buildings.

• The antenna setup is

inappropriate.

• Use of a booster is

inappropriate.

• The color level setting

is too low.

• The antenna setup is

inappropriate.

• The magnetic

disturbance from
external speakers or
other equipment, or
the direction of the
earth’s magnetic field
may affect the TV.

• The magnetic

disturbance from
external speakers or
other equipment, or the
direction of the earth’s
magnetic field may
affect the TV.

• Do not use a hair dryer or other

equipment near the TV.

• Check the antenna setup. Contact a Sony

dealer for advice.

• Use a highly directional antenna.

• Check the antenna setup. Contact a Sony

dealer for advice.

• Turn off or disconnect the booster if it is in

use.

• Display the “Video” menu and select the

desired picture mode, then adjust the
“Color” level in “Picture Controls”.

• Check the antenna setup. Contact a Sony

dealer for advice.

• Keep external speakers or other electrical

equipment away from the TV.

• Keep external speakers or other

equipment away from the TV. Do not
move the TV while the TV is turned on.
Press ! (main power) on the TV to turn
off the TV for about 15 minutes, then turn
it on again to demagnetize the TV.

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