Margin Check - Yamaha RX-V420 Service Manual

[2ch] *Multi: All Mute
ANALOG CODEC
(A/D)
AK4527
DIGITAL

5. MARGIN CHECK

The input signal is automatically identified and switched in the priority order of dts ➔ DOLBY DIGITAL ➔ PCM AUDIO ➔
Analog (A/D) according to the signal detection.
There are 3 sub-menu items.
The head margin of the main channel can be set to -3dB/-12dB/-18dB.
MAIN 3dB Margin [Remote control code: 7A-11 (PRESET-)]
MAIN 12dB Margin [Remote control code: 7A-12 (P. PAGE)]
MAIN 18dB Margin [Remote control code: 7A-0C (CD FW)]
Reference data
INPUT: DVD ANALOG
SWFR: 50Hz, Others: 1kHz
[2ch/Multi] *Multi: Lo/Ro Down Mix
ANALOG
CODEC
(A/D)
AK4527
DIGITAL
AC3D3 YSS928
Main DSP
(Decoder)
INTERNAL
DIR
Sub-menu Condition
MAIN 3dB Both ch, -20 dBV, volume -10 dB
MAIN 12dB Both ch, -20 dBV, volume -10 dB 10.5 dBV
MAIN 18dB Both ch, -20 dBV, volume -10 dB
AC3D3 YSS928
Main DSP
(Decoder)
INTERNAL
DIR
SDOxx represents a terminal name of AC3D3.
The shaded square (
operate.
RX-V420/RX-V420RDS/HTR-5440/HTR-5440RDS
Sub DSP
L/R L/R
SDOB2 -3dB
C/S
C/Mute SDOB1 -3dB/Mute
S SDOB3 -12dB
4M DRAM
L/R
20 dBV
4.8 dBV
Sub DSP -3dB or
-12dB or
L/R L/R -18dB
SDOB2
SDOB1 Mute
SDOB3 Mute
4M DRAM
) means that the element indicated in it does not
CODEC
L
(D/A)
R
AK4527
C
SWFR
RL
RR
CENTER RL/RR SWFR
- ∞ - ∞ - ∞
- ∞ - ∞ - ∞
- ∞ - ∞ - ∞
0dB or
CODEC
L
(D/A)
R
AK4527
C
SWFR
RL
RR
18