Denon AVR-2312CI ユーザーガイド

96

Height Gain
Control the front height 
channel volume.

Low : Reduce the front height channel volume.
Middle : Front height channel sound is output with standard sound 
volume.
High : Increase the front height channel volume.

“Height Gain” is displayed for the following settings.
• When the “Speaker Config.” – “Front Height” setting (

set other than to “None”.

• When surround mode is “PL

gz” or the PLgz decoder is used.

gz Height

Determine whether to use 
front height channel.

ON : Audio is output from the front height speaker.
OFF : Audio is not output from the front height speaker.

• “PL

gz Height” is displayed with the settings listed below.

• When the “Speaker Config.” – “Front Height” setting (

) 

is set to other than “None”.

• “PL

gz Height” cannot be set if the HD Audio source being played 

includes a front height channel. In this case, the Front height channel 
is played back without decoding in PL

gz mode, using the input signal.

AFDM
(Auto flag detect mode)
Detect the source’s 
surround back channel 
signal and set the 
optimum surround mode 
automatically.

ON : Set.
OFF : Do not set.

[Example] Playing Dolby Digital software (with EX flag)
• When “AFDM” is set to “ON”, the surround mode is automatically set 

to the DOLBY D + PL

gx C mode.

•  To play in the DOLBY DIGITAL EX mode, set “AFDM” to “OFF” and 

“Surround Parameters” – “Surround Back” to “MTRX ON”.

 Some Dolby Digital EX sources do not include EX flags. If the playback 

mode does not switch automatically even when “AFDM” is set to 
“ON”, set “Surround Parameters” – “Surround Back” to “MTRX ON” 
or “PL

gx CINEMA”.

Surround Back
Sets the method of 
generating of the surround 
back channel.

n For 2-channel sources

ON : The surround back channel is used.
OFF : No signal is played from the surround back channels.

n For multi-channel sources

Set the decoding method for the surround back channel.
ON

z1

 : Convert the 5.1-channel source of the DTS/DTS-HD input 

signals to the 7.1-channel output recommended by DTS and then play.
MTRX ON : Generate and play the surround back channel signals from 
the surround channel signals by means of the Dolby Digital EX decoder.
ES MTRX

z2

 : Generate and play the surround back channel signals 

from the surround channel signals of the DTS source by means of the 
DTS-ES decoder.
PL

gx CINEMA

z3

 : Generate and play the surround back signals by 

decoding the signals in the Dolby Pro Logic 

gx Cinema mode.

gx MUSIC : Generate and play the surround back signals by 

decoding the signals in the Dolby Pro Logic 

gx Music mode.

OFF : Do not play the surround back channel.

z1  This can be selected when playing the 5.1-channel source of DTS/

DTS-HD.

z2  This can be selected when playing DTS sources.

z3 This can be selected when “Speaker Config.” – “Surr.Back” 

(

  If the source being played contains a surround back signal, the decoder 

type is automatically selected by the AFDM function. Set “AFDM” to 
“OFF” to switch to your preferred decoder.

If the setting in “Speaker Config.” – “Surr.Back” (

) is 

“None”, “Surround Back” is not displayed.

vSee overleaf

BD