Schematic Diagrams - Yamaha RX-V671 Service Manual

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SCHEMATIC DIAGRAMS

DIGITAL 1/8
1
CB7
CB6
2
3
4
HDMI SWITCHER
IC2
5
6
to DIGITAL 3/8
7
DIGITAL (1)
8
IC3: SiI9233ACTU
HDMI receiver
CEC_A CEC_D
CEC
DSDA0
DSDA1
Serial
DSDA2 HDCP HDPC Embedded
Host
DSDA3 Registers Engine HDCP Keys
9 Interface
DSCL0
DSCL1 (DDC)
DSCL2
EDID HPD0
DSCL3
SRAM Hot Plug HPD1
NVRAM HPD2
Controller
HPD3
Serial
CSDA
Host
CSCL
Interface RPI
Configuration
CI2CA (Local)
Registers and Status
and State Registers INT
Machine
R0XC+
R0XC-
R0X0+
R0X0- Video Processing
R0X1+
R0X1-
Video
R0X2+ Color
R0X2- ODCK
HDCP Deep
Space
Unmask Color Video Q[35:0]
R0XC+ Converter
Output DE
R0XC-
R0X0+ Format HSYNC
R0X0- Up/Down VSYNC
R0X1+
Sampling EVNODD
R0X1-
R0X2+
R0X2-
HDMI Auto Video Configuration
Receiver A/V Split HDMI
R0XC+ Decode
Mux
R0XC- Audio Processing
R0X0+
R0X0- Audio Output
R0X1+ SPDIF
Audio Clock
R0X1- S/PDIF
Regeneration
10 R0X2+
R0X2- Output SCK/DCLK
Audio APLL WS
I 2 S/
R0XC+ HDCP SD[3:0]
SCDT DSD
R0XC-
R0X0+ Logic Unmask DR[3:0]
Output
R0X0- DR[3:0]
R0X1+ Auto
R0X1-
Audio/ MUTEOUT
R0X2+ XTALIN
R0X2- Exception
XTALOUT
MCLK
R0PWR5V SCDT
R1PWR5V
R2PWR5V
R3PWR5V
Reset
RESET#
Logic
D E F
HDMI 5
CB5
IC4
IC4
IC1, 2: SiI9185ACTU
HDMI switcher
IC4: TC7SH125FU
Bus buffer
EDID Block
Config. G 1 5 V
R0X0+/- EDID CC
I 2 C Switch
R0X1+/- Logic RAM
R0X2+/-
IN A
2
R0XC+/- Configuration Block
Transmitter
Block
OUT Y
GND 3 4
R1X0+/-
TX0+/-
R1X1+/-
R1X2+/- TX1+/-
Transmit
R1XC+/- TX2+/-
Drivers
R2X0+/-
PLL
TXC+/-
R2X1+/-
R2X2+/-
R2XC+/- HPD
5V Switch
Switch CEC I/F
Receiver Block
G H I
HDMI 4 HDMI 3
CB4 CB3
HDMI RECEIVER
IC3
No replacement part available.
IC5: RP130Q121D-TR-F IC6: RP130Q501D-TR-F
Voltage regulator Voltage regulator
V 4 3 V V DD 4
DD OUT
Vref Vref
Current Limit Current Limit
CE GND CE
1 2 1
Pin No. Symbol Description
Pin No. Symbol
1 CE Chip Enable ("H" Active) 1 CE Chip Enable ("H" Active)
2 GND Ground Pin 2 GND Ground Pin
3 V OUT Output Pin 3 V OUT Output Pin
4 V DD Input Pin 4 V DD Input Pin
J K
HDMI 2 HDMI 1
(BD/DVD)
CB2 CB1
HDMI SWITCHER
IC1
IC5
IC7
IC7: R1172H121D-T1-F
CMOS-based positive-voltage regulator IC
3 V OUT V V
DD 4 5 OUT
Vref
Current Limit
CE GND
1 2
GND
2
Pin No. Symbol Description
1 CE Chip Enable Pin
Description 2 GND Ground Pin
3 NC No Connection
4 V Input Pin
DD
V Output Pin of Voltage Regulator
5 OUT
L M N
RX-V671/HTR-6064/RX-A710
Page 128 J7
to DIGITAL (2)_CB32
CB10
to DIGITAL 4/8
to DIGITAL 5/8
to DIGITAL 2/8, 3/8
★ All voltages are measured with a 10MΩ/V DC electronic voltmeter.
★ Components having special characteristics are marked
and must be replaced
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
127