Yamaha DSP-A3090 Mode D'emploi page 50

Switching the input mode
This unit allows you to switch the input mode only for sources that
input two or more types of signals to this unit.
For CD, TAPE 1, TV/DBS and VCR3/DVD sources:
The following two input modes are provided.
AUTO:
This mode is automatically selected when you turn on the
power of this unit or when you change input source.
In this mode, input signal is automatically selected by the
following order of priority.
1. Digital AC-3 input signal (AC-3)
or Normal digital input signal (PCM)
2. Analog input signal (ANALOG)
* For CD source, if digital signals are input from both of the
OPTICAL and COAXIAL jacks, the digital signal from the
OPTICAL jack is selected.
ANALOG:
In this mode, only analog input signal is selected even
though digital signal is input at the same time.
Select this mode when you want to use the analog input
signal instead of the digital input signal.
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For LD sources:
The following four input modes are provided.
AUTO:
This mode is automatically selected when you turn on the
power of this unit or when you change input source.
In this mode, input signal is automatically selected by the
following order of priority.
1. AC-3 RF signal (AC-3)
2. Digital AC-3 input signal (AC-3)
or Normal digital input signal (PCM)
3. Analog input signal (ANALOG)
AC-3 RF:
In this mode, only AC-3 RF signal is selected.
DIGITAL:
In this mode, only digital input signal is selected even
though other types of signals are input at the same time.
ANALOG:
In this mode, only analog input signal is selected even
though other types of signals are input at the same time.