Block Diagram - Yamaha HTR-4064 Service Manual

A B

■ BLOCK DIAGRAM

1
DIGITAL
–92 →
HDMI_CEC
SCHEMATIC DIAGRAM
HDMI IN 1
HDMI IN 2
HDMI IN 3
HDMI IN 4
2
SPI0
I2C6
IC46
USB Host
USB
41
Controller
42
BU94607RKV
(Component)
AV1
(Optical)
D terminal
3 (J model)
(Component)
AV2
(Optical)
(Composite)
AV3
(Coaxial)
(Composite)
AV4
(Optical)
4
(Composite)
AV5
(Analog)
MAIN
(Composite)
→
AV6
SCHEMATIC DIAGRAM
(Analog)
(Analog)
AUDIO
(Composite)
5
VAUX
(Analog)
(Composite)
(Analog)
UART10
DOCK
DK1_ID
DK1_N_IPDET
DK1_AP
(U, C, A, B, G, F, J models)
(Analog)
AM/FM Tuner
I2C4
TU_N_RST
6
TU_N_INT
(Analog)
YPAO MIC
OPERATION
MIC_N_DET
→
SCHEMATIC DIAGRAM
FLD_N_RST
FL display
FL_MOSI3/FL_CLK3
Remote Control Sensor
REM_IN
VOL_RA
Volume
VOL_RB
KEY1
7
KEY2
Front Panel Keys
ACPWR_DET
P_RESET (MCPU_N_RST)
C D
I2C5
IC2
IC1
HDMI
HDMI Receiver
Switcher
SII9233
SII9185
IC52 APL_N_RST
iPod authentication
APL_N_CS
MFI341S2164
USB SPDIF 106
HDMI SPDIF
65
IC303/IC461
VIDEO
Component
Selector
TC74H4053
CPNT_SEL
IC302
VIDEO
Composite
Selector
TC74HC4051
VID_SEL1
VID_SEL2
VID_SEL3
HDMI I2S
HDMI_ARC
5 IC72
XMODE DIR_N_RST
14 120 107 121 105
SPDIF DIR+ADC
34
PCM9210
39
2
CS/SCK/SI/SO DIR_N_INT
IC74
AD
INT
40
XL71
DSP 1
24.576MHZ
D70YE101BRFP266
IC153
Selector
72
and
73
E-Volume
IC79
RAM
R2A15220FP
M12L64164A-5TG MX29LV160DBTI-70G
DIGITAL
–92 →
SCHEMATIC DIAGRAM
IC55
EEPROM 256kbit
LE25LB2562M-TLM
EX_CLK/EX_MOSI
SPI8
2 9 16 19 6 9 15
IC51 IC53
EXTENDED PORT EXTENDED PORT
TC74VHC273FT TC74VHC273FT
EN29LV320BB-70TIP
E F
XL31
IC32
27MHZ
SDRAM
M12L128168A-5TG SPI2
26 HDM_CEC
38
IC35
E14
5
IC34
H16
Digital Video Data
FPGA
21
HRX_N_RST
22 EP2C8F256C8N
HDMI_N_INT
107
HDMI_MUTE
I2C3
VIDEO
SCHEMATIC DIAGRAM
91
DA_FL
27
90
DA_FR
26
F 95
IC153
IC71
113 6 DA_SL
20 94
C/SW Selector
DA_SR
115 11
DAC
19 92
and
A-Filter
SR
DA_C E-Volume
12 PCM1681PWPR 93
116
22
DA_SW
21
R2A15220FP
IC80
FLASH ROM
SPI7
Analog Direct
MCPU_N_RST RESET <Serial>
<Interrupt> SPI0 USB/iPod
NMI
IC57
REM_IN /INT0 SPI2 FPGA
DIR_N_INT /INT1 I2C3 HDMI Rx/Tx
MAIN
WAKEUP_INT /INT2 (400kHz)
ACPWR_DET /INT6 I2C4 AM/FM TUNER
MICROPROCESSOR
HDMI_MUTE /INT7 I2C5 HDMI switcher
HDMI_N_INT /INT8 I2C6 USB (I2C)
<Timer> SPI7 DSP/DAC/DIR
R32C/116A
DK1_N_IPDET TA1IN SPI8 EEPROM /FL
DSP_N_INT TA2IN UART10 DOCK
R5F6416MADFE
TU_N_INT TA3IN <AD port>
AN1 KEY1
<Reset> AN2 KEY2
TU_N_RST P10_0 MODEL
ROM:1M Byte AN3
HEQ_N_RST P16_0 AN4 DEST
RAM: 96k Byte
L3_DET
<Mute> AN5
MT_DA P13_2 DC_PRT
AN6
MT_N_5CH P13_0 AN7 AMP_OLV
Clock : 8MHz
MT_N_SW P13_1 AN153 THM1
AN154 THM2
VID_N_MMT P17_7 AN155 DK1_ID
CPNT_N_VMT P19_4 AN156 PS2_PRT
AN157 PS_PRT
P11_7 MIC_N_DET
P14_1 VOL_RA
P14_3 VOL_RB
IC58
P18_0 I_PRT
FLASH ROM
P19_0 HP_N_DET
P19_3 DK1_AP
22 24 XL51
8MHz
G H
IC3
HDMI Transmitter
SIL9134
→
VIDEO driver
IC301
NJM2581
CPNT_N_VMT
VIDEO driver
IC305
LA73050
VID_N_MMT
Speaker Relay
Mute
SPRY_5CH
MUTE_N_5CH
IC100
Mute
Power
22
FL
Amplifier
20
FR
STK433-130K
Mute
16
C
10
SL
8
SR
IC101
Mute
Power
Amplifier
14
SW
Mute
STK433-130K
IC154
NJM4565M
Mute
MUTE_N_SW
RY341
Power Amplifier
and
Heat Sink
HPRY
and
AMP_OLV
N_HP_DET
I_PRT Main Power Supply
DC_PRT
RY371
Main Power
THM1 Supply
THM2
Power
( )
Transformer
PS1_PRT
PS2_PRT
PRY
MCPU_N_RST
AC-DC
ACPWR_DET
Power Supply
I J
RX-V471/HTR-4064
HDMI_CEC
HDMI OUT
HDMI_ARC
D terminal
(J model)
MONITOR OUT
(COMPONENT VIDEO)
MONITOR OUT
(VIDEO)
AV OUT
FRONT L
FRONT R
CENTER
SPEAKERS
SPRY_5CH
SURROUND L
SPRY_5CH
SURROUND R
→
MAIN
SCHEMATIC DIAGRAM
SUBWOOFER OUT
PHONES
OPERATION
→
SCHEMATIC DIAGRAM
VIDEO
AC IN
→
SCHEMATIC DIAGRAM
71