Try plugging the power cord into a different electrical outlet and/or surge protector.It is recommended to adjust the antenna direction and location. If using an antenna, broadcast signals are reflected by nearby mountain or surrounding tall buildings and may cause ghosting in the picture.Turn off any electrical or battery-operated devices that may be creating radio frequency (RF) interference.If you experience issues when connecting a TV and an Audio/Video device via an analogue cable (composite or component cable) or HDMI cable, check the following section of this article before proceeding the steps below: Screen issues (Lines/Blurred/Odd colours) from the Audio/Video device.Please contact your service provider for further information. If this issue only happens to one particular channel or broadcaster, this may be due to the broadcast signal source.There may be issues with the broadcast signal source, Cable/Satellite box, IPTV, or other devices such as a DVD player. When the issue occurs on other than the Menu screen If the above steps do not help to resolve the symptom, the product may require service.For other TV models: How to perform a power reset on a Sony television.For Google TV™ and Android TV™ models: How to restart (reset) a Google TV™ or Android TV™?.Restart the TV and check if the issue is resolved.Press the HOME button on the remote to display the TV menu screen. Lines on the screen (vertical/horizontal lines, bands) Basic checkpoints on screen issues (Lines/Blurred/Odd colours) from the Audio/Video deviceġ.For details, refer to the How to use the Self Diagnostics option article. When using a TV with the Self Diagnostics option, try the Self Diagnostics test.If the screen of your TV is black and nothing is displayed, refer to the No picture on the TV screen article.Try a solution based on the issue you are experiencing:
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