What to do if the remote control of Hisense 75U88KM LED TV does not work?
If the remote control for your Hisense LED TV isn't working, first replace the batteries. If that doesn't solve the problem, check to ensure the batteries are installed correctly.
Why is the picture normal but there is no sound on my Hisense LED TV?
If your Hisense LED TV has a normal picture but no sound, check the volume settings to ensure they are not set too low. Also, verify that 'Mute' mode is not enabled.
Why is there no sound or picture on my Hisense LED TV?
If your Hisense LED TV has no sound or picture, verify that the power cord is properly connected to a working AC outlet. Ensure the TV is not in 'Standby' mode by pressing the Power button on the remote. Check if the LED light on the TV is on, indicating it's receiving power. Also, check the connection on the external source and the input connection on the TV, ensuring you've selected the correct input mode for the incoming signal.
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