Sony TRINITRON KV-XF21M61 Service Manual page 22

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Troubleshooting (continued)
Symptom
Solutions
• Check the antenna cable and connection
Stereo broadcast sound
on the TV, VCR and on the wall. (page 4)
switches on and off or is
distorted.
• Adjust the antenna direction. Contact a
or
Sony dealer for advice.
The sound switches
• Press A/B
until a better sound is
between monaural and
heard.
stereo frequently.
(Except KV-XF21M80)
"100" appears on the top
of the screen and there is
––
no Teletext display.
(KV-XF21M61/XF21M65
only)
• Check the antenna cable and connection
Teletext display is
on the TV, VCR, and at the wall. (page 4)
incomplete
(snowy picture or double
• Adjust the antenna direction. Contact a
images).
Sony dealer for advice.
(KV-XF21M61/XF21M65
only)
• Try using a booster.
• Use the fine tuning (FINE) function.
(page 11)
• Use the fine tuning (FINE) function.
Lines moving across the
(page 11)
TV screen.
• Contact your nearest Sony service
u
The
indicator on your
center. (page 23)
TV flashes red once every
3 seconds.
TV cabinet creaks.
A "boom" sound is heard
when the TV is turned on.
28
Additional Information
Identifying parts and controls
Possible cause
Refer to the pages indicated in parentheses ( ) for details.
• Connection is loose or the
Front panel
cable is damaged.
• The antenna direction is
inappropriate.
• Broadcast signal has a
transmission problem.
• The channel carries no
Teletext broadcast.
• Connection is loose or the
cable is damaged.
• The antenna direction is
inappropriate.
• Signal transmission is too
low.
• There is interference from
external sources, e.g.,
heavy machineries, nearby
broadcast station.
• Your TV may need service.
• Changes in room
temperature sometimes
make the TV cabinet
expand or contract,
making a noise. This does
not indicate a malfunction.
• The TV's demagnetizing
function is working. This
does not indicate a
malfunction.
ONE-PUSH AUTOMATIC PROGRAMING
2
ONE-PUSH AUTOMATIC PROGRAMMING
1
U
(main power) button (12)
2 PROGR +/– (program) buttons (12)
3
¸
+/– (volume) buttons (12)
4
...
(TV/video) button (13)
5 AUTO PROGR (program) button (5)
6 SELECT button (10)
7
2
(headphone) jack
Additional Information
continued
29

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