Block Diagrams - Yamaha RX-V475 Service Manual

A B
RX-V475/HTR-4066/RX-V500D

■ BLOCK DIAGRAMS

1
HDMI IN 1
HDMI IN 2
HDMI IN 3
2
HDMI IN 4
HDMI IN 5 /MHL
IC955
NETWORK
Ethernet PHYceiver
LAN8700C-AEZG-TR
Front USB
3
(Component)
AV1
(Optical)
(Component)
AV2
(Coaxial)
(Composite)
AV3
(Coaxial)
4 (Composite)
AV4
(Optical)
(Composite)
AV5
(Analog)
(Composite)
AV6
(Analog)
AUDIO
(Analog)
VAUX (Composite)
5
(Analog)
PORTABLE
(Analog)
AM/FM TUNER
TUN_SCL/SDA
TUN_N_RST
TUN_N_INT
(Analog)
YPAO MIC
MIC_N_DET
FLD_N_RST
FL Display FLD_N_CS
FLD_MOSI/FLD_SCK
Remote Control Sensor
REM_IN
Volume VOL_RA
VOL_RB
6
KEY1
Front Panel Keys
KEY2
PSW_DET
Standby LED
STBY_LED
OPERATION
→
SCHEMATIC DIAGRAM
7
84
C D
20-27
IN1 IC1
HDMI
28-35
IN2
Receiver/Transmitter
39-44
IN3 SII9573CTUC
47-54
IN4
57-64
IN5
IC953 IC952 IC954
FLASH ROM SDRAM SDRAM
A3V56S30FTP-G6 A3V56S30FTP-G6
MX29GL256FLT52I-90Q
256Mb 256Mb 256Mb
113 114
K3
XL1
XL951 IC956
IC951
24.0 MHz iPod Authentication IC 27.0 MHz
J3 Network
MFI337S3959
Microprocessor
DM860A-AQE
D14,D15
NCPU_SPI_MOSI/NCPU_SPI_MISO
/NCPU_SPI_SCK
B16
NCPU_SPDIF NCPU_SPI_N_CS
J1
NCPU_SPI_REQ
D13
NCPU_I2S NCPU_N_RST
HDMI_SPDIF
HDMI_ARC
IC502
(Composite)
Video Selector
NJW1329FH2 (Component)
(Composite)
3,4
VID_SCL/VID_SDA
HDMI_I2S
AUP_I2S
IC43 IC42
FLASH ROM SDRAM
XL61 MX29LV160DBTI-70G M12L64164A-5TG2
24.576 MHz 16Mb 64Mb
39 40
IC61
DIR/ADC
SD0
IC41
PCM9211PTR
DSP
SD1
DIR_I2S D70YE101BRFP266
SD2
34
DIR_N_RST
2
DIR_N_INT SD3
IC201
Selector and E-Vol. 14
DSP_N_RST
120
BD3473KS2
DSP_N_CS
107
10
VOL_SCK DSP_N_INT
121
11
VOL_MOSI DSP_N_RDY
105
DSP_FMT
122,126,127
DSP_MOSI/DSP_MISO/DSP_SCK
IC22
EEPROM 32kb
1
R1EX25032ATA00A
EEP_N_CS
5,6
EX_SCK/EX_MOSI
IC21
SPI4
<Interrupt> <Serial>
Microprocessor
HDMI_CEC NMI UART1 E8A
25 M16C/65
HDMI_N_INT /INT0 SPI3 DSP/DAC/DIR
24
HDMI_MUTE /INT1 R5F3651TNFC SPI4 EEPROM/FL
23
DSP_N_INT /INT2 SPI6 NetCPU
MHL_WAKE /INT3 SPI7 USB Controller
ROM: 768kB
91
PSW_N_DET /INT6 I2C0 TUNER
90
RAM: 47kB
REM_IN /INT7 I2C2 HDMI
I2C6 USB Controller
<Timer> <AD Port>
32 126
ACPWR_DET TA1IN AN1 PS1_PRT
30 125
TUN_N_INT TA2IN AN2 KEY1
26 124
DIR_N_INT TA4IN AN3 KEY2
123
+5EX_PON TB4IN AN4 THM2
122
AN5
THM1
121
AN6
AMP_OLV
120
AN7
DC_PRT
111
AN0_0 DEST
18 110
AN0_1 THM3
XL21
109
AN0_2 USB_VBUS_PRT
8.0 MHz 108
AN0_3 L3_DET
20
107
AN0_4 PS2_PRT
106
AN0_5 PS3_PRT
E F
HDMI_CEC
IC2
2,6
FLASH ROM OSD_MOSI/OSD_MISO/OSD_CLK
1
OSD_N_CS
W25Q16CVSSIG
16Mb
66,67
HDMI_SCL/HDMI_SDA
69
HDMI_N_RST
68
HDMI_N_INT
129
HDMI_MUTE
IC62 IC251–253 IC201
27 DA_FL DAFL 63
AUDIO DAC A-Filter Selector and
PCM1681PWPR E-Vol.
26 DA_FR DAFR 62
BD3473KS2
20 DA_SL DASL 65
19 DA_SR DASR 64
22 DA_C DAC 67
21 66
DA_SW DASW
2
DAC_N_CS
3,4
–112 →
MAIN
SCHEMATIC DIAGRAM
–107 →
DIGITAL
SCHEMATIC DIAGRAM
G H
Speaker Relay
HPRY
7 VOFL FL FL
MUTE
RY203
8 VOFR
FR FR
MUTE
5 VOSL
6 VOSR
SL SL
MUTE
3 VOC
RY205
SR SR
MUTE
RY204
4 VOSW C C
MUTE
10 SPRY_5CH
VOL_SCK
MUTE_5CH
11
VOL_MOSI
SW PREOUT
MUTE
IC202
MUTE_SW
BA4560F-E2 Amp block
TRANS_RY
Heatsink
AMP_LMT
Main Power Supply
I_PRT
RY541
DC_PRT
Main Power
THM1_PRT
Supply
THM2_PRT
THM3_PRT (Main Trans)
AMP_OLV PRY
AC-DC
CPU_N_RST
Power Supply
ACPWR_DET
(RCC)
I J
HDMI OUT
DC-OUT
MONITOR OUT
(COMPONENT VIDEO)
MONITOR OUT
(VIDEO)
AV OUT
HP_N_DET
PHONES
FRONT L
FRONT R
SURROUND L SPEAKERS
SURROUND R
CENTER
SUBWOOFER OUT
AC IN
OPERATION
→
SCHEMATIC DIAGRAM