Sony HT-CT550W / STR-CT550WT Service Manual ▷ View online
STR-CT550WT
41
HDMI BOARD IC3500 SII9233ACTU (HDMI RECEIVER)
Pin No.
Pin Name
I/O
Description
1
RSVDNC
-
Not used
2
APVCC12
-
Power supply terminal (+1.2V)
3
XTALVCC33
-
Power supply terminal (+3.3V)
4
XTALOUT
O
System clock output terminal (27 MHz)
5
XTALIN
I
System clock input terminal (27 MHz)
6
XTALGND
-
Ground terminal
7
IOVCC33
-
Power supply terminal (+3.3V)
8
CVCC12
-
Power supply terminal (+1.2V)
9, 10
RSVDNC
-
Not used
11
RSVDL
-
Not used
12 to 14
GPIO0 to GPIO2
I/O
Not used
15
RSVDNC
-
Not used
16, 17
GPIO4, GPIO5
I/O
Not used
18
RSVDNC
-
Not used
19, 20
GPIO6, GPIO7
I/O
Not used
21
RESET#
I
Reset signal input from the HDMI controller “L”: reset
22
INT
O
Interrupt signal output to the HDMI controller
23
CSCL
I
I2C clock signal input from the HDMI controller
24
CSDA
I/O
Two-way I2C data bus with the HDMI controller and HDMI transmitter
25
CI2CA
I
Local I2C address selection signal input terminal Fixed at “L” in this unit
26
CEC_A
I/O
Not used
27
CEC_D
I/O
Not used
28
SBVCC5
-
Power supply terminal (+5V)
29
R0PWR5V
I
Power supply voltage (+5V) input terminal
30
HPD0
O
Hot plug detection control signal output terminal Not used
31
DSCL0
I
I2C clock signal input terminal Not used
32
DSDA0
I/O
Two-way I2C data bus terminal Not used
33
R1PWR5V
I
Power supply voltage (+5V) input from the HDMI GAME IN connector
34
HPD1
O
Hot plug detection control signal output to the HDMI GAME IN connector
35
DSCL1
I
I2C clock signal input from the HDMI GAME IN connector
36
DSDA1
I/O
Two-way I2C data bus with the HDMI GAME IN connector
37
R2PWR5V
I
Power supply voltage (+5V) input from the HDMI BD/DVD IN connector
38
HPD2
O
Hot plug detection control signal output to the HDMI BD/DVD IN connector
39
DSCL2
I
I2C clock signal input from the HDMI BD/DVD IN connector
40
DSDA2
I/O
Two-way I2C data bus with the HDMI BD/DVD IN connector
41
R3PWR5V
I
Power supply voltage (+5V) input from the HDMI SAT/CATV IN connector
42
HPD3
O
Hot plug detection control signal output to the HDMI SAT/CATV IN connector
43
DSCL3
I
I2C clock signal input from the HDMI SAT/CATV IN connector
44
DSDA3
I/O
Two-way I2C data bus with the HDMI SAT/CATV IN connector
45 to 49
RSVDNC
-
Not used
50
GND
-
Ground terminal
51 to 59
Q35 to Q27
O
Digital video signal output to the HDMI transmitter
60
CVCC12
-
Power supply terminal (+1.2V)
61
IOVCC33
-
Power supply terminal (+3.3V)
62 to 70
Q26 to Q18
O
Digital video signal output to the HDMI transmitter
71
CVCC12
-
Power supply terminal (+1.2V)
72
IOVCC33
-
Power supply terminal (+3.3V)
73
DE
O
Data enable signal output to the HDMI transmitter
74
VSYNC
O
Vertical sync signal output to the HDMI transmitter
75
HSYNC
O
Horizontal sync signal output to the HDMI transmitter
76
ODCK
O
Output data clock signal output to the HDMI transmitter
77 to 85
Q17 to Q9
O
Digital video signal output to the HDMI transmitter
86
CVCC12
-
Power supply terminal (+1.2V)
87
IOVCC33
-
Power supply terminal (+3.3V)
STR-CT550WT
42
Pin No.
Pin Name
I/O
Description
88 to 96
Q8 to Q0
O
Digital video signal output to the HDMI transmitter
97
CVCC12
-
Power supply terminal (+1.2V)
98
IOVCC33
-
Power supply terminal (+3.3V)
99
WS/DR0
O
Word select signal and DSD serial right channel-0 data output to the HDMI transmitter
L/R sampling clock signal output to the digital audio interface receiver
L/R sampling clock signal output to the digital audio interface receiver
100
SCK/DCLK
O
Serial clock signal and data clock signal output to the HDMI transmitter
Bit clock signal output to the digital audio interface receiver
Bit clock signal output to the digital audio interface receiver
101
SD0/DL0
O
Serial data and DSD serial left channel-0 data output to the HDMI transmitter
Digital audio signal output to the digital audio interface receiver
Digital audio signal output to the digital audio interface receiver
102
SD1/DR1
O
Serial data and DSD serial right channel-1 data output to the HDMI transmitter
Digital audio signal output to the digital audio interface receiver
Digital audio signal output to the digital audio interface receiver
103
SD2/DL1
O
Serial data and DSD serial left channel-1 data output to the HDMI transmitter
Digital audio signal output to the digital audio interface receiver
Digital audio signal output to the digital audio interface receiver
104
SD3/DR2
O
Serial data and DSD serial right channel-2 data output to the HDMI transmitter
Digital audio signal output to the digital audio interface receiver
Digital audio signal output to the digital audio interface receiver
105
MCLK
O
Audio master clock signal output to the HDMI transmitter and digital audio interface receiver
106
SPDIF/DL2
O
S/PDIF audio signal and DSD serial left channel-2 data output to the HDMI transmitter
S/PDIF audio signal output to the digital audio interface receiver
S/PDIF audio signal output to the digital audio interface receiver
107
MUTEOUT
O
Audio muting request signal output to the multiplexer
108
AVCC33
-
Power supply terminal (+3.3V)
109
R0XC–
I
TMDS clock (negative) signal input terminal Not used
110
R0XC+
I
TMDS clock (positive) signal input terminal Not used
111
R0X0–
I
TMDS data (negative) input terminal Not used
112
R0X0+
I
TMDS data (positive) input terminal Not used
113
R0X1–
I
TMDS data (negative) input terminal Not used
114
R0X1+
I
TMDS data (positive) input terminal Not used
115
R0X2–
I
TMDS data (negative) input terminal Not used
116
R0X2+
I
TMDS data (positive) input terminal Not used
117
AVCC12
-
Power supply terminal (+1.2V)
118
R1XC–
I
TMDS clock (negative) signal input from the HDMI GAME IN connector
119
R1XC+
I
TMDS clock (positive) signal input from the HDMI GAME IN connector
120
R1X0–
I
TMDS data (negative) input from the HDMI GAME IN connector
121
R1X0+
I
TMDS data (positive) input from the HDMI GAME IN connector
122
R1X1–
I
TMDS data (negative) input from the HDMI GAME IN connector
123
R1X1+
I
TMDS data (positive) input from the HDMI GAME IN connector
124
R1X2–
I
TMDS data (negative) input from the HDMI GAME IN connector
125
R1X2+
I
TMDS data (positive) input from the HDMI GAME IN connector
126
AVCC33
-
Power supply terminal (+3.3V)
127
R2XC–
I
TMDS clock (negative) signal input from the HDMI BD/DVD IN connector
128
R2XC+
I
TMDS clock (positive) signal input from the HDMI BD/DVD IN connector
129
R2X0–
I
TMDS data (negative) input from the HDMI BD/DVD IN connector
130
R2X0+
I
TMDS data (positive) input from the HDMI BD/DVD IN connector
131
R2X1–
I
TMDS data (negative) input from the HDMI BD/DVD IN connector
132
R2X1+
I
TMDS data (positive) input from the HDMI BD/DVD IN connector
133
R2X2–
I
TMDS data (negative) input from the HDMI BD/DVD IN connector
134
R2X2+
I
TMDS data (positive) input from the HDMI BD/DVD IN connector
135
AVCC12
-
Power supply terminal (+1.2V)
136
R3XC–
I
TMDS clock (negative) signal input from the HDMI SAT/CATV IN connector
137
R3XC+
I
TMDS clock (positive) signal input from the HDMI SAT/CATV IN connector
138
R3X0–
I
TMDS data (negative) input from the HDMI SAT/CATV IN connector
139
R3X0+
I
TMDS data (positive) input from the HDMI SAT/CATV IN connector
140
R3X1–
I
TMDS data (negative) input from the HDMI SAT/CATV IN connector
141
R3X1+
I
TMDS data (positive) input from the HDMI SAT/CATV IN connector
142
R3X2–
I
TMDS data (negative) input from the HDMI SAT/CATV IN connector
143
R3X2+
I
TMDS data (positive) input from the HDMI SAT/CATV IN connector
144
AVCC33
-
Power supply terminal (+3.3V)
STR-CT550WT
43
HDMI BOARD IC3501 SII9134CTU (HDMI TRANSMITTER)
Pin No.
Pin Name
I/O
Description
1
DE
I
Data enable signal input from the HDMI receiver
2
HSYNC
I
Horizontal sync signal input from the HDMI receiver
3
VSYNC
I
Vertical sync signal input from the HDMI receiver
4
SPDIF
I
S/PDIF audio signal input from the HDMI receiver
5
MCLK
I
Audio master clock signal input from the HDMI receiver
6 to 9
SD3 to SD0
I
Serial data input from the HDMI receiver
10
WS
I
Word select signal input from the HDMI receiver
11
SCK
I
Serial clock signal input from the HDMI receiver
12
CVCC18
-
Power supply terminal (+1.8V)
13
GND
-
Ground terminal
14
IOVCC33
-
Power supply terminal (+3.3V)
15
DCLK
I
Data clock signal input from the HDMI receiver
16
DR0
I
DSD serial right channel-0 data input from the HDMI receiver
17
DL0
I
DSD serial left channel-0 data input from the HDMI receiver
18
DR1
I
DSD serial right channel-1 data input from the HDMI receiver
19
DL1
I
DSD serial left channel-1 data input from the HDMI receiver
20
DR2
I
DSD serial right channel-2 data input from the HDMI receiver
21
DL2
I
DSD serial left channel-2 data input from the HDMI receiver
22
DR3
I
DSD serial right channel-3 data input terminal Not used
23
DL3
I
DSD serial left channel-3 data input terminal Not used
24
INT
O
Interrupt signal output to the HDMI controller
25
RESET#
I
Reset signal input from the HDMI controller “L”: reset
26
AGND
-
Ground terminal
27
EXT_SWG
-
Not used
28
PVCC1
-
Power supply terminal (+1.8V)
29
AGND
-
Ground terminal
30
TXC–
O
TMDS clock (negative) output to the HDMI TV OUT ARC connector
31
TXC+
O
TMDS clock (positive) output to the HDMI TV OUT ARC connector
32
AVCC18
-
Power supply terminal (+1.8V)
33
TX0–
O
TMDS data (negative) output to the HDMI TV OUT ARC connector
34
TX0+
O
TMDS data (positive) output to the HDMI TV OUT ARC connector
35
AGND
-
Ground terminal
36
TX1–
O
TMDS data (negative) output to the HDMI TV OUT ARC connector
37
TX1+
O
TMDS data (positive) output to the HDMI TV OUT ARC connector
38
AVCC18
-
Power supply terminal (+1.8V)
39
TX2–
O
TMDS data (negative) output to the HDMI TV OUT ARC connector
40
TX2+
O
TMDS data (positive) output to the HDMI TV OUT ARC connector
41
AGND
-
Ground terminal
42
PVCC2
-
Power supply terminal (+1.8V)
43
AGND
-
Ground terminal
44
AVCC33
-
Power supply terminal (+3.3V)
45
DCCPWR5V
I
Power supply voltage (+5V) input terminal
46
DSCL
O
I2C clock signal output to the HDMI TV OUT ARC connector
47
DSDA
I/O
Two-way I2C data bus with the HDMI TV OUT ARC connector
48
CSCL
I
I2C clock signal input from the HDMI controller
49
CSDA
I/O
Two-way I2C data bus with the HDMI controller and HDMI receiver
50
CI2CA
-
Not used
51
HPD
I
Hot plug detection signal input from the HDMI TV OUT ARC connector
52
TMODE
-
Not used
53
IOVCC33
-
Power supply terminal (+3.3V)
54
GND
-
Ground terminal
55
VPP18
-
Power supply terminal (+1.8V)
56 to 63
D35 to D28
I
Digital video signal input from the HDMI receiver
64
CVCC18
-
Power supply terminal (+1.8V)
65
GND
-
Ground terminal
66
IOVCC33
-
Power supply terminal (+3.3V)
67 to 75
D27 to D19
I
Digital video signal input from the HDMI receiver
76
CVCC18
-
Power supply terminal (+1.8V)
STR-CT550WT
44
Pin No.
Pin Name
I/O
Description
77 to 86
D18 to D9
I
Digital video signal input from the HDMI receiver
87
GND
-
Ground terminal
88
IDCK
I
Output data clock signal input from the HDMI receiver
89
IOVCC33
-
Power supply terminal (+3.3V)
90 to 98
D8 to D0
I
Digital video signal input from the HDMI receiver
99
CVCC18
-
Power supply terminal (+1.8V)
100
GND
-
Ground terminal
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