KV-XA21M93 - Sony TV Service Manual (repair manual). Page 18

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Additional Information

26

If you find any problem while viewing your TV, please check the following guide.
If any problem persists, contact your Sony dealer.

• 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

or channel presetting
is inappropriate or
incomplete.

• The selected sound is

inappropriate.

• The power cord,

antenna or VCR is not
connected.

• The TV is not turned

on.

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• 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 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 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).

• If the sound of some channels are noisy,

select the channel, then press A/B to select
the main sound (KV-XA21M93/
XA21M61 only).

• 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.

Additional Information

27

• Press 2 + to increase the volume level.

• Press % to cancel the muting.

• Press A/B until a better sound is heard

(KV-XA21M93/XA21M61 only).

• Do not use a hair dryer or other

equipment near the TV.

• Adjust the antenna direction for

minimum interference. Contact a Sony
dealer for advice.

• Use a highly directional antenna.

• Use the fine tuning (FINE) function.

• Adjust the antenna direction. Contact a

Sony dealer for advice.

• Turn off or disconnect the booster if it is

in use.

• Press SELECT until “COLOR” appears

on the screen, then press + or – to adjust
the color level.

• Press SELECT until “COLOR SYS ”

appears on the screen, then check the
color system setting (usually set this to
“AUTO”).

• Adjust the antenna direction. Contact a

Sony dealer for advice.

• Keep external speakers or other electrical

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 five minutes, then
turn it on again.

• Press A/B until “AUTO” appears

on the screen.

• The volume level is

too low.

• The sound is muted.

• Broadcast signal has a

transmission problem.

• There is local

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

• Broadcast signals are

reflected by nearby
mountains or
buildings.

• The antenna direction

is inappropriate.

• Use of a booster is

inappropriate.

• The color level setting

is too low.

• The color system

setting is
inappropriate.

• The antenna direction

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 stereo reception

setting is
inappropriate.

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