Denon AVR-4520CI Service Manual page 217

Sil9575CTUC Block diagram
CEC A0
CBUS/
HPD
Serial Ports
DDC0
DDC1
DDC
DDC2
DDC3
DDC4
DDC5
DDC6
I2C
Local
2
I C
R0X
TMDS Rx
(Port 0)
R1X
TMDS Rx
(Port 1)
R2X
TMDS Rx
(Port 2)
R3X
TMDS Rx
(Port 3)
R4X
TMDS Rx
(Port 4)
R5X
TMDS Rx
(Port 5)
D[19..0]
Parallel
Video
Input
Video
Pattern
Generator
ARC0/1 Rx
ARC
Input
ARC0/1 Tx
and
Output
Mobile HD
Control
CBUS0
CBUS1
EDID SRAM
HDCP
Registers
TPI HW
Power-Down
Section
A
HDMI/
M
MHL
Stream
U
Receiver
Mixer
X
InstaPort
HDCP
InstaPrevue
Decryption
B
Video/
HDMI/
M
Audio
MHL
U
Splitter
Receiver
X
InstaPort
Always-On
Section
CEC Interface
Controller 0
NVRAM
OTP
E
M
U
X
C
M
U
X
D
M
U
X
F
M
U
X
217
CEC Interface
Controller 1
Booting
Power
Sequencer
Configuration, Status,
and Interrupt-Control
Registers
Audio Output
Main
Multi-Channel
Audio Input
OSD
Main
TMDS Tx
(Port 0)
HDCP Encryption
SRC
Sub
TMDS Tx
G
(Port 1)
HDCP Encryption
M
U
X
Audio Output
Sub ENB
2 Channel
Audio Input
CEC A1
RnPWR5V,
SBVCC5V
INT
DDC TX
I2S/SPDIF/
DSD
I2S/SPDIF
SPI
T0X
T1X
I2S/SPDIF