What to do if I have no picture or sound from an external source on my Hisense 65U78KM LED TV?
If you're not getting a picture or sound from an external source connected to your Hisense LED TV, ensure that you've selected the correct output connection on the external source and the correct input connection on the TV.
Instructions for attaching the TV stand or preparing for wall mounting.
Step-by-step guide to securely attach the TV stand legs to the TV.
Important warnings and recommendations for safe wall mount installation.
Details the function of each button on the TV remote control.
Provides critical information regarding battery handling, disposal, and care.
Step-by-step instructions for pairing the remote control with the TV.
Solutions for when the TV displays no sound or picture.
Steps to resolve issues where the picture is visible but there is no audio.
Solutions for picture problems like black and white display or no picture.
To Next Page
General
