z4 It cannot be selected when headphones are used, or when a speaker configuration with any height speakers is used.
z6 It cannot be selected when headphones are used, or when a speaker configuration without front height or front Dolby Atmos Enabled speakers is used.
z7 It cannot be selected when headphones are used, or when only front speakers are used.
z8 This cannot be selected when headphones are used.
z9 The sound mode that can be selected differs depending on the audio format of the input signal and the number of channels.
z13 Selectable when "Surround Parameter" - "IMAX" is set to "Auto" in the menu. When "IMAX" is set to "Off", playback is normal DTS or DTS:X. (v p. 179)
z14 It cannot be selected when the input signal is MPEG-H.
0 Only "Stereo" and "Virtual" can be selected when headphones are used.