Sony HT-DDW7500 / HT-DDW8500 / STR-KM7500 Service Manual ▷ View online
STR-KM7500
57
Pin No.
Pin Name
I/O
Description
126
MISO
O
Serial data output to the main system controller
127
MOSI
I
Serial data input from the main system controller
128
GND
-
Ground terminal
129
VDDINT
-
Power supply terminal (+1.2V)
130
VDDEXT
-
Power supply terminal (+3.3V)
131
AVDD
-
Power supply terminal (+3.3V)
132
AVSS
-
Ground terminal
133
GND
-
Ground terminal
134
CLKOUT
-
Not used
135
XEMU
-
Not used
136
TDO
-
Not used
137
TDI
-
Not used
138
CTRST
-
Not used
139
TCK
-
Not used
140
TMS
-
Not used
141
GND
-
Ground terminal
142
CLKIN
I
System clock input terminal (25 MHz)
143
XTAL
O
System clock output terminal (25 MHz)
144
VDDEXT
-
Power supply terminal (+3.3V)
STR-KM7500
58
DIGITAL BOARD IC2007 MB91353APMT-G-124E1 (SYSTEM CONTROL)
Pin No.
Pin Name
I/O
Description
1
COM_CLK
O
Data clock signal output for DIR IC and 8 CH DAC IC
2
COM_DATA
O
Data output for DIR IC and 8 CH DAC IC
3
FL_RESET
O
Reset signal output for FL DISPLAY DRIVER IC
4
HP_RY
O
Headphone relay driver control signal output
5
HP_DETECT
I
Headphone detection signal input
6
BRIDGEABLE_RY
O
Bridgeable relay control signal output
7
FL_LAT
O
Latch signal output for FL DISPLAY DRIVER IC
8
FL_CLK
O
Clock signal output for FL DISPLAY DRIVER IC
9
FL_DATA
O
Serial data output for FL DISPLAY DRIVER IC
10
TUNING A
—
Not Used
11
TUNING B
—
Not Used
12
TUNE_LAT
O
Serial latch signal output for tuner pack
13
TUNE_DI
O
Serial data output for tuner pack
14
T_CLK
O
Clock signal output for tuner pack
15
TUNE_DO
I
Tuner IF data input from tuner pack
16
HDMI_REG_CTRL
O
HDMI regulator control signal output
17
DSP_SEL
O
DSP select signal output
18
VSS
—
Ground
19
VCC
—
Power supply pin (+3.3 V)
20
RDS DATA
I
RDS data input (AEP, UK model)
21 to 24
V_SW4 to V_SW1
O
Video select signal output for COMPONENT VIDEO SELECT IC
25, 26
COMP_S1, COMP_S2
O
Component video select signal output for COMPONENT VIDEO SELECT IC
27
PS(V-MUTE)
O
Video mute signal output for COMPONENT VIDEO SELECT IC
28
CEC_OUT
O
CEC signal output
29
FUSE_DETECT
I
Fuse open detection signal input
30
HDMI_ERR
I
Error detection signal input from HDMI CONTROL IC
31
DAC_LAT
O
Latch signal output for DAC
32
DAC_MUTE
O
Mute signal output for 8CH DAC IC
33
RDS_SIGNAL
I
TUNER SD signal detection input
34
VOL_DA
O
Serial data output for DIR IC
35
VOL_CL
O
Clock signal output for DIR IC
36
PROTECTOR
I
Protector detection signal input
37
SUB_TRANS
O
Sub transformer voltage detection signal output
38
DIR_XMODE(RESET)
O
System reset (Xmode) signal output for DIR IC
39
DIRCKST
O
Clock select signal output for DIR IC
40
VSS
—
Ground
41
I2C_SCL
—
Not Used
42
I2C_SDA
—
Not Used
43
VSS
—
Ground
44
VCC
—
Power supply pin (+3.3 V)
45
SRC_MUTE
—
Not Used
46
POWER_RY
O
Power relay control signal output
47
DIR_CE(LAT)
O
Latch signal output for DIR IC
48
DIR_DO
I
Data input from DIR IC
49
DIR_ERROR
I
Error detection signal input from DIR IC
50
HDMI_FSRATE
I
FSRATE signal input
51
NMI
—
Not used (Fixed at H)
52
MD2
—
Selection of micon operation mode (Fixed at H)
53, 54
MD1, MD0
—
Selection of micon operation mode (Connect to VSS)
55
INIT
—
External reset signal input
56
VCC
—
Power supply pin (+3.3 V)
57
X1
—
Clock signal output (12.5 MHz)
58
X0
—
Clock signal input (12.5 MHz)
59
VSS
—
Ground
60
X0A
—
Not used (Connect to VSS)
STR-KM7500
59
Pin No.
Pin Name
I/O
Description
61
X1A
—
Not used (Open)
62
RST_TRG
I
Reset trigger signal input
63
DIR_DATA0
I
Serial data input from DIR IC
64
DSP_RESET
O
System reset signal output for DSP EX3 IC
65
DSP_SPIDS(LAT)
O
Serial data latch pulse signal output for DSP EX3 IC
66
ADC_SEL
—
Not Used
67
SAIR_RESET
I
Protector detection signal input from power amplifi er
68
SAIR_DET
—
Not Used
69
FRONT A RY
O
FRONT A speaker relay driver control signal output
70
SW RY
O
SUB WOOFER speaker relay driver control signal output
71
C/SUR
O
CENTER/SURROUND speaker relay driver control signal output
72
SB RY
O
SURROUND BACK L-ch/R-ch speaker relay driver control signal output
73
DSP MISO
I
Serial data input from DSP EX3 IC
74
DSP MOSI
O
Serial data output for DSP EX3 IC
75
DSP SPICLK
O
Serial data transfer clock signal output for DSP EX3 IC
76
VSS
—
Ground
77
VCC
—
Power supply pin (+3.3 V)
78
EEPROM CLK
O
Clock signal output for EEPROM IC
79
VOL_JOG(2B)
I
MASTER VOLUME encoder (B) signal input
80
VOL_JOG(2A)
I
MASTER VOLUME encoder (A) signal input
81
DSPINT
I
Interrupt status signal input from DSP EX3 IC
82
DCAC_DSP_IN
I
External Interrupt signal input from DSP EX3 IC
83
STOP
I
AC off detection signal input
84
SIRCS_IN
I
SIRCS signal input
85
POWER KEY
I
Power key detection signal input
86
RDS INT
I
RDS data clock signal input (AEP model)
87
SAIR_INT
—
Not Used
88
CEC IN
I
CEC signal input
89
HDMI_UART_RX
I
DMPORT receiver signal input
90
HDMI_UART_TX
O
DMPORT transmitter signal output
91
HDMI RESET
O
System reset signal output for HDMI CONTROL IC
92
SIRIUS_MIST
—
Not Used
93
SIRIUS_SIMT
—
Not Used
94
PWR_EN
—
Not Used
95
VCC
—
Power supply pin (+3.3 V)
96
VSS
—
Ground
97
INPUT ENCODER B
I
INPUT SELECTOR encoder (B) signal input
98
EEPROM DATA
I/O
Serial data input from EEPROM IC
99
CLINK TX
I
DMPORT receiver signal input from 8CH DAC IC
100
CLINK RX
O
DMPORT transmitter signal output for 8CH DAC IC
101
CLINK DET
I
DMPORT detection signal input from 8CH DAC IC
102
FLASH2
O
Flash programming signal input
103
FLASH1
O
Flash programming signal output
104
INPUT ENCODER A
I
INPUT SELECTOR encoder (A) signal input
105, 106
NO USE
O
Not used (Open)
107
DSVS(VSS)
—
Ground for D/A converter
108
DAVC(3.3V)
—
Power supply pin (+3.3 V) for D/A converter
109
AVCC(3.3V)
—
Analog power supply pin (+3.3 V) for A/D converter
110
AVRH(3.3V)
—
Standard power supply pin (+3.3 V) for A/D converter
111
AVSS/AVRL(VSS)
—
Analog ground for A/D converter
112
VSS(GND)
—
Ground
113, 114
AD KEY1, AD KEY2
I
Key signal input (A/D port)
115
DCAC_IN
I
AUTO CAL MIC analog signal input
116
VERSION
I
Destination detection signal input (L: US, Canadian model, H: AEP model)
117
LIMITER
I
Limiter signal input
118
THERMAL_1
I
Thermal sensor 1 temp signal input
STR-KM7500
60
Pin No.
Pin Name
I/O
Description
119
VACS_CTRL
I
VACS Control signal input terminal
120
THERMAL_2
I
Thermal sensor 2 temp signal input
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