Haier 19T51 User Manual page 12

Antenna Connection
It is better to use outdoor antenna or CATV cable if you want to watch the colorful and hi-definition pictures.
AC
Attention:
Please turn off TV power before the outdoor antenna is connected to the TV signal input port. Outdoor antenna can't be
located near the high-voltage wires. Please pull out the plug of outdoor antenna to avoid thunder shock in thunder
weather.
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