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KV-PF21M70/TF21M61/TF21M90/TF21P11
RM-952
27
Additional Information
Identifying parts and controls
Refer to the pages indicated in parentheses ( ) for details.
Front panel
1
U
(main power) button (5)
2 PROGR +/– (program) buttons (11)
3
¸
+/– (volume) buttons (11)
4
…
(TV/video) button (12)
5 AUTO PROGR (program) button (5)
6 SELECT button (9)
7
2
(headphone) jack
continued
2
26
Additional Information
Stereo broadcast sound
switches on and off or is
distorted.
or
The sound switches
between monaural and
stereo frequently.
“100” appears on the top
of the screen and there is
no Teletext display.
(KV-TF21M61 only)
Teletext display is
incomplete
(snowy picture or double
images).
(KV-TF21M61 only)
Picture slant
Lines moving across the
TV screen.
The
u
indicator on your
TV flashes red a number
of times between
3-second intervals.
TV cabinet creaks.
A “boom” sound is heard
when the TV is turned on.
Troubleshooting (continued)
Possible causeSymptom
Solutions
• Check the antenna cable and connection
on the TV, VCR and on the wall. (page 4)
• Adjust the antenna direction. Contact a
Sony dealer for advice.
•
Press A/B until a better sound is heard.
––
• Check the antenna cable and connection
on the TV, VCR, and at the wall. (page 4)
• Adjust the antenna direction. Contact a
Sony dealer for advice.
• Try using a booster.
•
Use the fine tuning (FINE) function. (page 10)
• Press SELECT until “PIC ROTATION”
appears on the screen, then press + or –
to align the picture to the TV screen.
(page 12)
• Use the fine tuning (FINE) function.
(page 10)
• Contact your nearest Sony service
center. (page 21)
—
—
• Connection is loose or the
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.
• The terrestrial magnetism
affects your TV set.
• 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.