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HITACHI - 55 INCH SMART 4K UHD TV WITH HDR — 9466937
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Connecting a sound bar
How to connect to Wi-Fi
How to use YouTube
How to change the auto menu off timer
How to factory reset the TV
How to use the auto tuning feature
How to view the date and time information
First time installation
How to set the auto TV off timer
Browsing media on a USB device
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