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Grass Valley AAP-1741 User Manual

Page 24

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GUIDE TO INSTALLATION AND OPERATION

20

| AAP-1741

Type

:

• Auto

the down-mix levels are taken from the Dolby metadata attached to the selected discrete
channels. If no Dolby metadata is present, down-mix levels default to those currently set by
the user in the L/R, Center, Surround and LFE pull-downs.

• Manual

the user sets the down-mix levels via the L/R, Center, Surround and LFE pull-down boxes:
the default values are:

o

L/R

0 dB

o

Center

-3 dB

o

Surround

-3

dB

o

LFE

cut



Select “Level Normalization” ON to ensure a constant level of the down-mix output into the audio
channels 15 and 16.








LtRt

Normalized

+

C mix

+

+

+

LF mix

C

L

+

S mix

O

R mix

L mix

+

+

-

Rt

Lt

LF

R

SR

SL

LoRo

Normalized

+

C mix

+

+

+

LF mix

C

L

R mix

L mix

+

+

Ro

Lo

LF

R

SR

SL

S mix

S mix