Nevir NVR-9002-434K2S-SM Instruction Manual page 24

Recording button. (Not available for some models.)
To select tasks or Teletext pages; to be used for HbbTV, Program Edit and
Colour
EPG function.
buttons
To select a sound type available for selected analogue TV programme; to
LANG
select an audio language available for selected digital TV programme.
To select a subtitle language available for selected digital TV programme.
SUBTITLE
To toggle Teletext on or off, and switch Teletext.
TEXT
To select the previous picture, music or video.
To stop playback.
To start playback.
To select the next picture, music or video.
To start fast reverse.
To pause playback.
To start fast forward.
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