25
VSX-918V-K
5
6
7
8
5
6
7
8
A
B
C
D
E
F
4.6 HDMI BLOCK DIAGRAM
V
SX-91
8V
HDMI&DSP&USB ASSY
HDMI Block Diagram
IC632
IC631
EDID
IC651
HDMI RECEI
V
ER
DDC
TMDS
HPD
IC701
HDMI TRA
N
SMITTER
HSY
N
C,
V
SY
N
C, DE
DCK
D[0-23]
MCLK
SCK
W
S
IC
8
61
FLASH ROM
IC
8
01
HDMI ucom
CSCL
CSDA
JA601
JA602
JA701
HDMI I
N
1
HDMI I
N
2
HDMI OUT
Main ucom I/F
2
8
.322 MHz
LDO
DC
/DC
LDO
5
V
3.3
V
1.
8V
IC91
IC61
IC71
7
V
5
V
DDC
TMDS
HPD
IC611
HDMI CABLE
EQ S
W
DDC
TMDS
HPD
DDC
TMDS
SEL
SD[0-3]
SPDIF
to DSP part
HPD_SI
N
K
LDO
3.3
V
IC
8
91
IC101
CXB1444R
HDMI S
W
DDC
HPD
TMDS
JA101
JA102
JA301
C
N
1001
HDMI I
N
1
HDMI I
N
2
HDMI OUT
Main ucom I/F
V
SX-
8
1
8V
HDMI ASSY(Pass through S
W
) Block Diagram
IC102
TC7MB
3253FK
DDC S
W
C
N
1002
SELB
HPD_I
N
HPD_S
SELA
Power Supply
DDC
HPD
TMDS
HPD
TMDS
DDC
CE
DDC S
W
5
V
7
V
LDO
LDO
5
V
3.3
V
IC901
IC911
HDMI&DSP&USB ASSY
(
V
SX-91
8V
)
HDMI ASSY
(
V
SX-
8
1
8V
)
V
W