Schematic Diagrams - Yamaha RX-V1065 Service Manual

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SCHEMATIC DIAGRAMS

DIGITAL 1/5
1
HDMI 4
CB4
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.6
0.6
0
3
4
5
1.5
3.4
1.7
0
1.7
6
7
8
IC2: SN74LVC245APWR
IC4: SiI9233ACTU
Octal bus transceivers with 3-state outputs
HDMI receiver
CEC_A
CEC
DIR
1
20
Vcc
DSDA0
DSDA1
Serial
HDCP
A1
2
19
OE
DSDA2
Host
DSDA3
Registers
Interface
DSCL0
(DDC)
DSCL1
A2
3
18
B1
DSCL2
EDID
DSCL3
SRAM
NVRAM
A3
4
17
B2
9
Serial
CSDA
Host
CSCL
Interface
RPI
A4
5
16
B3
Configuration
CI2CA
(Local)
Registers
and Status
and State
Registers
Machine
A5
6
15
B4
R0XC+
R0XC-
R0X0+
R0X0-
A6
7
14
B5
R0X1+
R0X1-
Video
R0X2+
R0X2-
HDCP
A7
8
13
B6
Unmask
R0XC+
R0XC-
R0X0+
A8
9
12
B7
R0X0-
R0X1+
R0X1-
R0X2+
GND
10
11
B8
R0X2-
HDMI
Receiver
A/V Split
R0XC+
Mux
Decode
R0XC-
R0X0+
R0X0-
R0X1+
R0X1-
R0X2+
R0X2-
R0XC+
SCDT
R0XC-
10
R0X0+
Logic
Unmask
R0X0-
R0X1+
R0X1-
IC3:
TC7SH04FU-TE85L
R0X2+
R0X2-
Inverter
R0PWR5V
NC
VCC
1
5
R1PWR5V
A
Y
R2PWR5V
R3PWR5V
IN A
2
L
H
H
L
Reset
RESET#
Logic
GND
3
4
OUT Y
D
E
F
HDMI 3
HDMI 2
CB3
CB2
0
0
0
0
0
0
0
0
0
0.2
0
0.6
0.6
0
3.4
0
3.4
1.3
0
3.4
1.5
0
1.6
0
0
0
HDMI Rx
3.4
0
A
1.3
0
0
0
3.0
0
3.4
0
1.3
3.0
0
2.2
0
2.2
2.2
0
2.2
3.4
2.2
2.2
0
0
0
1.7
3.4
3.4
3.4
1.3
2.5
2.6
IC4
0
0
0
0
3.4
2.2
No replacement part available.
5.0
2.2
0
2.2
サービス部品供給なし
0.6
2.2
0
0.5
0.2
1.8
0
1.7
0.6
0.4
0.6
0.2
0.2
2.6
POINT A XL1 (Pin 5 of IC4)
CEC_D
HDPC
Embedded
Engine
HDCP Keys
HPD0
Hot Plug
HPD1
Controller
HPD2
HPD3
INT
IC5: R1172S121D-E2-F
Voltage regulator
Video Processing
Color
Deep
ODCK
Space
Color
Video
Q[35:0]
Converter
V
DD
6
1
V
OUT
Output
DE
RESET#
Format
HSYNC
CSDA
Up/Down
VSYNC
CSCL
Sampling
EVNODD
VSYNC
Auto Video Configuration
HSYNC
HDMI
IDCK
Audio Processing
D[35:0]
Vref
Audio Output
SPDIF
Audio Clock
Current Limit
S/PDIF
Regeneration
CE
3
2,5
GND
S/PDIF
Output
SCK/DCLK
MCLK
APLL
Audio
WS
I
S/
2
HDCP
SD[3:0]
DSD
SD[3:0]
DR[3:0]
Output
DL[3:0]
DR[3:0]
DR[3:0]
Auto
Pin No.
Symbol
Description
Audio/
MUTEOUT
1
VOUT
Output Pin of Voltage Regulator
Exception
XTALIN
XTALOUT
2, 5
GND
Ground Pin
MCLK
3
CE
Chip Enable Pin
SCDT
4
NC
No Connection
6
VDD
Input Pin
G
H
HDMI 1 (BD/DVD)
CB1
0
0
0
0
0
0
0
0
0
0
0.2
0
0.6
0
0
0
0
0
3.4
0
1.8
0
0
0
1.8
1.7
1.7
1.6
1.5
1.8
0
3.4
2.2
2.2
2.2
2.2
0
0
0
1.5
1.9
No replacement part available.
サービス部品供給なし
to DIGITAL 5/5
1.3
3.4
0
0
3.3
0
IC8, 9: BD9323EFJ-E2
IC7: SiI9134CTU
1 ch step down DC/DC converter
HDMI transmitter
VCC
INT HPD
OPEN
EN
5V
8
VREF
OSC
VREG
AUTOMATIC
STARTUP
CI2CA
E-DDC
DSCL
OCP
Slave
Registers
Master
DSDA
and
Video
HDCP
UVLO
Configuration
Data
Encryption
HDCP Keys
IBIAS
Logic
TSD
Capture
Engine
EEPROM
DE
Logic/DE
LVS
EXT_SWING
S
Generator
FB
ERR
6
DRV
YCbCr to RGB
Tx0
Color Space
XOR
LOGIC
HDMI 1.3
Tx1
COMP
SLOPE
Converter/
Mask
TMDS
Tx2
PWM
R
LVS
4:2:2 to 4:4:4
Core
TxC
7
WS
Audio
Converter
SCK
Capture
SS
Soft Start
Logic
1
5
GND
I
J
K
HDMI OUT
CB6
3.3
5.1
0
IC10
5.1
4.9
5.1
3.3
3.4
0
0
0
0
HDMI Tx
0
0
0
0
0
IC7
3.4
0
SELECTOR
1.8
1.7
1.7
1.3
0
0
0
1.9
0
0.2
0.4
2.6
IC11
IC8
IC13
IC9
No replacement part available.
サービス部品供給なし
IC10: NJM2867F3-05
IC11: TC74VHC157FT
Low dropout voltage regulator
Quad 2-channel multiplexer
V
5
4
V
IN
OUT
SELECT 1
16
Vcc
1A 2
A S G
15
ST
BST
Control
1
Thermal
2
1B 3
B A
14
4A
Protection
1Y 4
13
4B
12V
Y B
Bandgap
VIN
2A 5
A Y
12
4Y
Reference
3
2B 6
11
3A
B A
2Y 7
Y Y B
10
3B
GND 8
9
3Y
SW
OUTPUT
4
GND
2
★ 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.
L
M
N
RX-V1065/HTR-6280/AX-V1065
3.4
3.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
IC2
BUFFER
to DIGITAL 3/5
ANALOG IN
to DIGITAL 2/5
Page 130
I8
0
0
to VIDEO (3)_W3801
5.6
5.6
CB7
IC13: R1172H501D-T1-F
Voltage regulator
V
DD
4
5
V
OUT
Pin No.
Symbol
Description
1
CE
Chip Enable Pin ("H" Active)
Vref
2
GND
Ground Pin
3
NC
No Connection
Current Limit
CE
1
2
GND
4
V
Input Pin
DD
5
V
OUT
Output Pin
● 電圧は、内部抵抗 10MΩの電圧計で測定したものです。
印のある部品は、安全性確保部品を示しています。部品の交換が必要な場合、
パーツリストに記載されている部品を使用してください。
● 本回路図は標準回路図です。改良のため予告なく変更することがございます。
119

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