Proline L3220HD Manual Del Usuario página 178

Press / button to select the file you want to watch in the file selecting menu,
and then press ENTER button to display picture.
When highlighting the option you select, the file information will appear on the
right and picture will be previewed in the centre.
Music Menu
Press / button to select MUSIC in the main menu, and then press ENTER
button to enter.
Press EXIT button to return to the previous menu.
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