LG 42PQ30C - Manual (Page 61)

USB
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■ The play information box (as shown below) will automatically
move across the screen when there is no user input to pre-
vent a fixed image remaining on the screen for a extended
period of time.
NOTE !
G G When music is playing, is displayed in front of the music play time.
G G A damaged or corrupted music file that does not play displays 00:00 as the play time.
G G Music files with copy-protection will not play.
G G Press E E N N T T E E R R, A A , or R RE ET TU UR RN N button to stop the screen saver.
G G This TV can not play music files less than 16 Kbytes.