Samsung UE75TU7020KXXU E-Manual page 144

The problem
The TV is making a humming noise.
The software update over the Internet
has failed.
The TV narrates the screen events in
voice-over.
Your TV utilises high-speed switching circuits and high levels of electrical
current. Depending on the TV's brightness level, the TV may seem slightly
noisier than a conventional TV.
Your TV has undergone strict quality control procedures that meet our
demanding performance and reliability requirements.
Some noise coming from the TV is considered normal and is not an acceptable
cause for an exchange or refund.
Check the network connection status.
• Settings
If the TV is not connected to a network, connect it to a network.
The upgrade stops if you already have the latest software version.
To turn off Voice Guide, move the focus from
Guide and then press the Select button. You can turn on or off
run Accessibility Shortcuts, see the following:
• Press and hold the
• Press the AD/SUBT. button on the standard remote control or press and
hold the MUTE button.
• Settings
Voice Guide
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Try this!
General Network Network Status
Accessibility Shortcuts
(Volume) button on your Samsung Smart Remote.
General Accessibility
to Voice
Voice Guide. To
Voice Guide Settings