Block Diagrams - Yamaha RX-V483/HTR-4071 Service Manual

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A
B

■ BLOCK DIAGRAMS

1
7P
2
+3.3M ・
KEY2
VOL_RB
7P
CB471
VOL_RA
DGND 5
I型
OPERATION (6)
FG
VOLUME ENCODER
FG
DGND
+12A ・
MIC
E
3
-12A
CB451
10P
MIC_N_DET 5
PSW_N_DET
I型
W4001
STBY_LED
+3.3M
OPERATION (5)
DGND
MIC and Power switch
FG 10
4
MAIN (5)
5
GUARD
6
: Flexible Flat Cable
: SAN-PH
: SCN-XH
: B to B connector
7
: Flat cable
: other cable
C
D
P.C.B. Wiring Connection Block Diagram
・ +12A
FLP_PON
・ FLP_PON
MIC
FLD_N_RST
CB405
E
FLD_N_CS
-12A
FLD_SCK 20
I型
5
AUXL
FLD_MOSI
5 FLD_MOSI
AUXE
MIC_N_DET
AUXR
REM_IN
ISEL_RA
ISEL_RB 15
PS2_PRT
10 PS2_PRT
・ +3.3M
DGND
KEY2
PSW_N_DET
26P
CB21
CB402
VOL_RB
KEY1
CB404
VOL_RA
KEY2 10
L 型
L型
5
DGND
VOL_RA
15 VOL_RA
I型
FG
VOL_RB
FG
FLD_PON
+3.3M
STBY_LED 5
+5.5
20 +5.5V
+5.5
DGND
DGND ・
・ +12A
MIC
E
-12A
CB401
5
MIC_N_DET
PSW_N_DET
+5.5V ・
・ +5.5V
I型
STDBY_LED
UGND
+3.3M
Vreturn
7P
CB954
W4401
DGND
-DATA
L 型
10 FG
+DATA 5
I型
5 +DATA
USB_VBUS_PON
FG
OPERATION (1)
FL DISPLAY
and TACT swich
+3.3M ・
・ +3.3M
5P
W5403
CB24
DGND
ACPWR_DET
I型
L 型
PRY
TEST 5
5 TEST
OPERATION (2)
AC-DC
+5.5V ・
・ +5.5V
4P
W5401
CB81
+5.5V
GND
L 型
I型
GND
CB541
CB544
I型
2P
3P
CB524
POWER
・ AC_12
E_12
I型
TRANSFORMER
AC_12
E
F
+3.3DSP ・
FLD_N_RST
AUDIO1_D
FLD_N_CS
DGND
FLD_SCK
AUDIO2_D
DGND 5
MIC_N_DET
AV1_D
15P
REM_IN1
DGND
ISEL_RA
AGND
CB61
CB271
ISEL_RB
+5A
TUL 10
DGND
TUE
PSW_N_DET
TUR
KY_AD1
DISTR
KY_AD2
DISTE
DISTL 15
VOL_RB
FLD_PON
+3.3M
STBY_LED
ADR ・
ADL
CB253
DIGITAL
+5.5V
DA_FR
DGND
AGND
L 型
u-com
DGND
DA_FL 5
DA_SR
and HDMI
AGND
DA_SL
and DSP
DA_SW
AGND 10
13P
and DAC
DA_C
DGND
DA_SBR
CB62
CB251
and DIR
Vreturn
DA_SBL
-DATA
USB_VBUS_PON
VOL_SCK
FG
VOL_MOSI
DGND
MT_SB
MT_SUR 15
MT_3CH
MT_SW
THM2
DC_PRT
I_PRT 10
AMP_OLV
AMP_LMT
NETWORK/Bluetooth
TRANS_RY
MODULE
HP_N_DET
HPRY 5
SPRY_SB
SPRY_SUR
CB22
SPRY_3CH
L 型
PS1_PRT ・
DGND
ACPWR_DET
PRY
N_RST ・
SDA
9P
CB26
SCL
N_INT
L 型
L 型
NC 5
+3.3T
+5.5V
Rch
GND
DGND
GND
Lch
5
5
CB25
CB27
L 型
L 型
7P
W5201
I型
CB521
5
5P
CB501
W5001
L 型
OPERATION (4)
+12RY ・
CB522
AG2
POWER
-12RY
L 型
NC
+12A ・
CB526
-12A
AGND
L 型
G
H
・ +3.3DSP
AUDIO1_D
DGND
CB201
AUDIO2_D
+12A
CB272
+12A
5 DGND
AGND
AGND
AV1_D
TUL
TUL
8P
DGND
TUE 5
5 TUE
AGND
TUR
TUR
+5A
DISTR
DISTR
10 TUL
DISTE
DISTE
DISTL ・
・ DISTL
TUE
TUR
MAIN (3)
DISTR
OPTICAL
DISTE
&
15 DISTL
COAXIAL
7P
・ AUXR
MIC ・
ADR
AUXE
AUXE
15 ADE
CB254
AUXL
AUXL
ADL
-12A
AGND
I型
AGND
5 AGND
AUXR 5
DAFR
MIC
-12A
AGND
+12A
+12A
10 DAFL
MAIN (1)
AGND
DASR
POWER AMP
・ ADR
ADR
DASL
16P
ADL
AGND 15
AGND
and AUDIO SELECTOR
DA_FR
ADL
5 DASW
CB252
and VOLUME
AGND
AGND
DAC
5 DA_FL
DAFR
AGND
DA_SR
AGND
DASBR
CB202
AGND
DAFL 10
・ DASBL
DA_SL
AGND
DA_SW
DASR
10 AGND
DASL
DA_C
AGND
・ VOL_SCK
DA_SBR
DASW 5
DA_SBL
DAC
VOL_MOSI
AGND
DGND
DASBR
MUTE_SB
DASBL ・
MUTE_SUR
MAIN (2)
5 MUTE_3ch
CONNECT
MUTE_SW
THM2_PRT
DC_PRT
10 I_PRT
AMP_OLV
19P
AMP_LMT
CB225
TRANS_RY
I型
HP_N_DET
15 HPRY
SPRY_SB
SPRY_SUR
SPRY_3CH
PS1_PRT
TUNER
・ +12RY
CB223
AG2
-12RY
I型
+40F
CB222
W2002
I型
W2112
OPERATION (3)
VIDEO
・ V_N_MUTE
VSEL2
VSEL1
+5V
5 VE
HP_N_DET ・
OPERATION (7)
4P
HEADPHONE
3P
6P
I
J
RX-V483/HTR-4071
W2003
MIC ・
AUXE
CB203
AUXL
AGND
I型
AUXR 5
-12A
+12A
HP_N_DET ・
W2111
HPL
HPE
I型
HPR
5
I型
4P
CB477
HPL
HPE
L 型
HPR
83
83

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