Samsung UN55TU690TFXZA Manual page 3

Troubleshooting
Picture Issues
116 Testing the picture
Sound and Noise Issues
120 Testing the sound
Channel and Broadcast Issues
External Device Connectivity Issues
Network Issues
Anynet+ (HDMI-CEC) Issues
Remote Control Issues
Apps
Media Files
Voice Assistant Issues
Other issues
Diagnosing TV operational issues
Getting Support
134 Getting support through Remote Management
134 Finding the contact information for service
134 Requesting service
FAQ
The TV Screen does not Display Properly
135 When the TV screen does not display properly
The TV does not Turn On
142 When your TV does not turn on
The Picture is Distorted, or No Sound Comes Out of the
Sound Bar
148 When the TV does not connect with an external device
properly
Internet Access is not Available
153 When the TV can't connect to the Internet
There is No Sound or the Speakers are Making an Odd Sound
158 When no sound comes out of the TV, or the sound is
breaking up
The Remote Control does not Work
165 When the remote control does not work
Updating the Software
170 Updating to the latest TV software