Sony BRAVIA KLV-26U25 Series Operating Instructions Manual page 23

Problem
Picture noise when viewing a
TV channel
Some tiny black points and/or
bright points on the screen
No colour on programmes
No colour or irregular colour
when viewing a signal from the
Y, P /C , P /C jacks of
B B R R
Irregular picture when viewing
a signal from PC
Sound
Problem
No sound, but good picture
Noisy sound
General
Problem
The TV turns off automatically
(the TV enters standby mode)
Some input sources cannot be
selected
The remote does not function
Cause/Remedy
• Select "Manual Programme Preset" in the "Set-Up" menu and adjust "AFT"
(Automatic Fine Tuning) to obtain better picture reception (page 17).
• The picture of a display unit is composed of pixels. Tiny black points and/or
bright points (pixels) on the screen do not indicate a malfunction.
• Select "Reset" in the "Picture Adjustment" menu to return to the factory
settings (page 13).
• Check the connection of the Y, P
• Make sure that the Y, P
3 respective sockets.
• Check PC input socket connection.
• Connect to PC input socket instead of HDMI IN 6, 7 socket.
• If the connection is only available through HDMI socket, change the screen
resolution to 720p and adjust horizontal and vertical screen size in the
display properties settings of PC.
Cause/Remedy
• Press 2 +/– or % (Mute).
• Check that "TV Speakers" is set to "On" in the "Sound Adjustment" menu
(page 14).
• See the "Picture noise" causes/remedies on page 23.
Cause/Remedy
• Check if the "Sleep Timer" is activated (page 16).
• If no signal is received and no operation is performed in the TV mode for
10 minutes, the TV automatically switches to standby mode.
• Select "AV Preset" in the "Set-up" menu and cancel "Skip" of the input
source (page 16).
• Replace the batteries.
/C , P /C jacks of
B B R R
/C , P /C jacks of 3 are firmly seated in their
B B R R
3.
23
GB