Read Sony HT-CT180 Service Manual online
HT-CT180
30
Pin No.
Pin Name
I/O
Description
77 to 81
RA10, RA0 to RA3
O
Address signal output terminal (for SDRAM)
82
DVDD12
-
Power supply terminal (+1.2V)
83
SPDIF/GPIO12
O
Power on/off control signal output terminal
84
GPIO10/HPLG
I
Bluetooth pairing key input terminal
85
EXT_RES
I
External resistor connection terminal
86
AVDD33_12
-
Power supply terminal (+3.3V)
87
TXCN
O
TMDS clock (negative) signal output terminal Not used
88
TXCP
O
TMDS clock (positive) signal output terminal Not used
89
AVDD12_C
-
Power supply terminal (+1.2V)
90
TX0N
O
TMDS data (negative) output terminal Not used
91
TX0P
O
TMDS data (positive) output terminal Not used
92
AVSS12
-
Ground terminal
93
TX1N
O
TMDS data (negative) output terminal Not used
94
TX1P
O
TMDS data (positive) output terminal Not used
95
AVDD12_D
-
Power supply terminal (+1.2V)
96
TX2N
O
TMDS data (negative) output terminal Not used
97
TX2P
O
TMDS data (positive) output terminal Not used
98
GPIO29
O
LED drive signal output terminal (for surround indicator)
99
GPIO30
O
Serial data output terminal (for AMP)
100
GPIO31
O
Clock signal output terminal (for AMP)
101
GPIO32
I
Fault signal input terminal (for AMP)
102
GPIO33
I/O
Not used
103
AVDD33
-
Power supply terminal (+3.3V)
104
VREF/GPIO14
O
Muting signal output terminal (for AMP)
105
FS
I
Full scale adjustment terminal
106
NC
-
Not used
107, 108
AVDD33, AGND12
-
Power supply terminal (+3.3V)
109, 110
NC
-
Not used
111
AKIN2/GPIO19
I
Audio data input terminal
112
ADVCM/GPIO20
O
LED drive signal output terminal (for clear audio+ indicator)
113
AKIN1/GPIO21
O
LED drive signal output terminal (for optical indicator)
114
AADVDD
-
Power supply terminal (+3.3V)
115
APLLVDD_GPIO/
GPIO34
O
Clock signal output terminal (for subwoofer)
116
APLLCAP/GPIO35
O
Serial data output terminal (for subwoofer)
117
ADACVSS
-
Ground terminal
118
LFE/GPIO
O
Master clock signal output terminal
119
ABCK
I
Bit clock signal input terminal (for DAC)
120
AR/GPIO0
O
Audio data (subwoofer) output terminal (for AMP)
121
AVCM
I
Reference voltage input terminal (for DAC)
122
AL/GPIO
I
I2C busy signal input terminal (for subwoofer)
123
ALRCK
I
L/R sampling clock signal input terminal (for DAC)
124
ASDATA0
O
Audio data (L-ch/R-ch) output terminal (for AMP)
125, 126
ADACVDD1,
ADACVDD2
-
Power supply terminal (+3.3V)
127
AVDD12
-
Power supply terminal (+1.2V)
128
NC
-
Not used
129
E-PAD/GND
-
Ground terminal
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