Playing a Disc
Mute
Press MUTE to silence the audio, press MUTE again to restore
it.
Menu/PBC
During DVD playback, press MENU/PBC to return to the disc's Start Menu. If the disc does not have the Start Menu, or discs
that refuse MENU function, 
appears.
For VCD playback, press MENU/PBC to turn on/off PBC (Playback Control). If PBC is enabled, menu of scene's thumbnails appears, you can make selection for playback.
LANGUAGE
Repeatedly press LANGUAGE during DVD playback to change the language of the voice if the disc has multiple languages. This function is only valid for DVDs.
Subtitle
Repeatedly press SUBTITLE during DVD playback to change the subtitle's language If the disc has multiple subtitle's languages.
This function is only valid for DVDs.
Angle
Repeatedly press ANGLE during DVD playback to change the camera angle if the disc has different camera angles.
This function is only valid for DVDs.
TITLE
Press TITLE, it takes you to the very beginning of the title and play, or to the MENU if it has title menu.
DISPLAY
Repeatedly press DISPLAY during playback to display various playback information such as current title, chapter, track elapsed time, languages etc.
L/R
This function is mostly used for karaoke (sing along) discs, by repeatedly pressing L/R, you can select STEREO, MONO (Left), MONO (Right), MIX MONO etc.
P/N
This is used when you connect the Player to a TV and watch video on the TV. Repeatedly press P/N to select NTSC, PAL and AUTO to match that of your TV.
The LCD screen does not have NTSC or PAL, so if you watch video on the Player's screen, it is recommended to set to NTSC which will give a better video quality. The player will play both PAL or NTSC DVD's titles even when the Player is set to NTSC.