JVC LT-42P789 User Manual page 9

Make sure you have t he following.
Television x 1
Remote Control x 1
AA Batteries x 2
Screw x 1
T
Bottom Cover x 1
Dock Adapter x 5
Use two "AA" batteries (included).
Place the "-" end in the unit first, making sure the "+" and
"-" markings are correct. Place the "-" end in the unit
first.
If this symbol is shown, it is only valid
in the European Union