Sony KDL-55W900A - Manual (Page 209)

Keep the antenna/cable away from other connecting cables.
When installing optional device, leave some space between the device
and TV.
Set [Motionflow] to [Standard] or [Off]. (For [Motionflow] compatible models
only.)
Change the current setting of [CineMotion] to another setting.
Set [LNA] to [Off] to improve picture reception. ([LNA] may not be available
depending on the situation/region/country.)
Perform [Fine Tune]/[AFT] to improve picture for analog reception.
Keep the TV away from noise sources such as mobile phones, cars,
motorcycles, or hair-dryers, Wi-Fi units, or optical device.
Make sure that the antenna is connected using a 75-ohm coaxial cable.
The screen flickers.
Set [Motionflow] to other than [Impulse] (e.g. [Standard]).
No color/Dark picture/color is not correct/Picture is
too bright
Press the OPTIONS button, then select [Picture Adjustments] to make
adjustments.
Select [Reset] in [Picture Adjustments].
If you set [Power Saving] to [Low] or [High], black level will be enhanced.
Blurry picture or poor color.
Transporting the TV from a cold to a warm location or a sudden change in
room temperature may cause moisture condensation, resulting in a blurry
picture or poor color. Turn off your TV and wait a few hours before
powering on again.
There is lag between video and sound.
When enjoying Karaoke from a connected device, set [Scene Select] to
[Game].
Screen format/wide mode changes automatically.
When changing the channel or video input, if [Auto Wide] in [Screen] is set
to [On], the current [Wide Mode] setting is automatically changed
according to the input signal. To lock in [Wide Mode] selected with the
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