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5-20
The table below indicates the conditions in which Dolby Digital
Surround EX decoding is engaged.
• Dolby Digital Surround EX decoding is engaged when the EX
DECODING parameter is set to ON, or the EX DECODING
parameter is set to AUTO and a flagged 5.1-channel Dolby
Digital source recorded with Dolby Digital Surround EX is
detected.
• Dolby Digital Surround EX decoding is not engaged when
the EX DECODING parameter is set to OFF, or the EX
DECODING parameter is set to AUTO and a non-flagged 5.1-
channel Dolby Digital source recorded with or without Dolby
Digital Surround EX is detected.
• Listening mode name differs depending on the encoding
present in the input source, the EX DECODING parameter
setting and the speaker setup.
– The DOLBY DIGITAL EX listening mode is available when
Dolby Digital Surround EX decoding is engaged.
– The DOLBY DIGITAL listening mode is available when Dolby
Digital Surround EX decoding is not engaged.
– The DOLBY DIGITAL EX listening mode cannot be activated
unless both side and rear speakers are present.
Note:
The AV1 cannot automatically detect Dolby Digital Surround EX
encoding in non-flagged 5.1-channel Dolby Digital sources. A
non-flagged source does not include information in the input sig-
nal that identifies Dolby Digital Surround EX encoding.
Input Source
Parameter Setting 5.1-Channel Dolby Digital
5.1-Channel Surround EX-Encoded
Dolby Digital (Flagged)
5.1-Channel Surround EX-Encoded
Dolby Digital (Non-Flagged)
EX DECODING: AUTO DOLBY DIGITAL DOLBY DIGITAL EX DOLBY DIGITAL
EX DECODING: ON DOLBY DIGITAL EX DOLBY DIGITAL EX DOLBY DIGITAL EX
EX DECODING: OFF DOLBY DIGITAL DOLBY DIGITAL DOLBY DIGITAL