Block Diagrams - Yamaha RX-V681 Service Manual

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■ BLOCK DIAGRAMS

1
AV1_D
AV1
AV2_D
AV2
AV3_D
AV3
AV4_D
AV4
Network Module
2
USB Network
Microprocessor
AM3352BZCZ60
Ethernet
HDMI1
HDMI2
DIGITAL
IN / OUT
HDMI3
3
HDMI4
HDMI5
IC2
HDMI SWITCH
SII9589-3
IC423
FRONT HDMI
HDMI PP
SII9587-3
4
HDMI OUT1
AV5
5
AV6
AUDIO1
AUDIO2
ANALOG
IN / OUT
6
TUNER
OPERATION
YPAO MIC
• See page 118–123 →
SCHEMATIC DIAGRAM ADT
ZONE2 OUT
MUTE
7
MUTE_Z2
C D
AV1_D
NET_ADT_I2S
AV2_D
AV3_D
NET_I2S_SD1-3
NET_I2S_SD1-3
AV4_D
HDMI_ARC
NET_I2S_SD0 NET_I2S_SD0
HDMI_SPDIF
IC7 HDMI_I2S_SD0/DSD
HDMI
RECEIVER/TRANSMITTER
HDMI_SD1-3/DSD HDMI_SD1-3/DSD
MN864787
HDMI_SPDIF
AUP_I2S
AUP_I2S
HDMI_ARC
LEVEL
Mode selector
Input selector
IN1
Main
Front
IN8
VOL
IN9
Sub1
IN6
MUTE
IN7 Sub2
Center
VOL
MUTE
IN2
Surround
IN3
VOL
MUTE
IN12 Surr back
VOL
MUTE
SW
VOL
MUTE
BD34703
IC157
LEVEL
IC159
AUDIO_DET
MIC_T
AUDIO Detect AMP
To Future DIGITAL
ZONE2 AD SAN-PH
E F
AUDIO Section Block Diagram
IC946
ADT
Selector
MUX
NET_ADT_I2S
TC74VHC157
IC942
DIR
SPDIF
DIT
Selector PCM9211
DIR
I2S
Selector
DIR_ADT_I2S
DIR_I2S
NET_I2S_SD0
ADL/R
ADC
IC945
NET/PARTY DAC
IC481 Selector
MUX
NET/PARTY
DAC
PCM5101A
TC74VHC157
K-MIX AMP
MIC_T
no use
MUTE OUTPL/R
OUTFL/R
MUTE
OUTC
MUTE
OUTSL/R
MUTE
OUTSBL/R
MUTE_5CH
MUTE
MUTE_SB
OUTSW
IC154
4.62dB MUTE
MUTE_SW
G H I
IC486
Distribution
DAC ADT
PCM5101A
IC931 IC932
IC482
DSP2_I2S_F/C/SW/
DSP1 DSP2_I2S DSP2 MAIN ZONE
SR/SB
SD0-5
DAC
D81YK113DZKB5
D81YK113DZKB5 PCM5102A X4
IC484
IC485
HP AMP
MUTE_HP
RY104
FL/FR
RY103
C
RY102
SL/SR
SPRY_5CH
RY105
SBL/SBR
SPRY_SB
RY106
SPRY_Z2
J
RX-V681/RX-A760
SPDIF
I2S / DSD
Other Digital signal
Analog
Control
DA_FL/FR
DA_SL/SR
DA_SBL/SBR
DA_C
DA_SW
IC483
DIGITAL
• See page 111–117 →
SCHEMATIC DIAGRAM
MAIN
• See page 124–125 →
SCHEMATIC DIAGRAM
Head Phone
FL / FR
Center
SPEAKER OUT
SL / SR
SBL / SBR
EX SP
PRE OUT
SW1
SW2
83