- 137 -Audio DescriptionAudio Description(Auto / Off)Narration settings for visually impaired users.Set to Auto to activate the narration sound track when available on thebroadcast.● The availability of audio description sound track is indicated by AD in theinformation banner.● For Digital TVAdvanced settingsMPXSelects multiplex sound mode (if available).Stereo:Use this normally.Mono:When stereo signal cannot be receivedM1 / M2:Available while mono signal is transmitted.● For Analogue TVWhen you receive the stereo / bilingual sound system, sound output modescan be selected by using the MPX in the Sound Menu.● Meanings of mode indicators: STEREO: MAIN I: SUB II: MONO■ Available mode indicator for each type of broadcast● NICAM - Used in New Zealand, Singapore, Hong Kong, etc.– Regular broadcast (Standard Audio): No indicator /– Regular + NICAM MONO I (MAIN I): /– NICAM STEREO: /– NICAM DUAL MONO (MAIN I / SUB II): / /● A2 (German) - Used in Australia, Malaysia, etc.