+/– (Volume)

Press to adjust the volume.

(Muting)

Press to mute the sound. Press again to restore the sound.

PROG +/–//

In TV mode: Press to select the next (+) or previous (–) channel.

In Text mode: Press to select the next () or previous () page.

(Jump)

Press to jump back and forth between two channels or inputs. The TV alternates between the current channel or input and the last channel or input that was selected.