Sony STR-DG820 Service Manual page 68

STR-DG820
Pin No. Pin Name
73 VCC3_(3.3V)
74 VSS_(GND)
75 DAC_MUTE
76 DMPORT_DET
77 DIR_DATA0
78 DIR_CKST
79 DIR_ERROR
80 DIR_DO
81 COM1_DATA
82 DIR_CE
83 COM1_CLK
84 DIR_XMODE
85 to 87 NO USE
88 VSS_(GND)
89 VCC3_(3.3V)
90 HDMI/DIR SELECT
91 SFLASH_HOLD#
92 SFLASH_CE#
93 SPI0_ENA#
94 DSP_RESET
95 SPI0_CS#
96, 97 NO USE
AD-KEY1 to
98 to 100
AD-KEY3
101 CEC_IN
102 NO USE
103 VERSION
104 RDS_DATA
105 TUN_DO
106 TUN_CLK
107 TUN_DATA
108 TUN_CE
109 TUN_SD
110 to 113 NO USE
AVSS/AVRL
114
(ANALOG GND A/D)
115 AVCC3(3.3V A/D)
AVRH
116
(STANDARD PS A/D)
117 HDMI_SDA
118 HDMI_SCL
119 SIRCS-IN
120 CEC_OUT
121 to 125 NO USE
126 RST_TRG
127 to 130 MD3 to MD0
131 INITX
132 VSS_(GND)
133 VCC5
134 SI
135 SO
136 NO USE
137 SPI0_MISO
138 SPI0_MOSI
139 SPI0_CLK
68
I/O
- Power supply terminal (+3.3V)
- Ground terminal
O Muting control signal output terminal
Digital media port adapter connection detection signal input terminal
I
"H": digital media port adapter is connected
I Audio serial data input from the digital audio interface receiver
I Clock selection signal input from the digital audio interface receiver
I PLL lock error signal and data error fl ag input from the digital audio interface receiver
I Serial data input from the digital audio interface receiver
O Serial data output to the digital audio interface receiver and D/A converter
O Chip enable signal output to the digital audio interface receiver
Serial data transfer clock signal output to the digital audio interface receiver and D/A con-
O
verter
O Reset signal output to the digital audio interface receiver
- Not used
- Ground terminal
- Power supply terminal (+3.3V)
O Digital audio interface receiver/HDMI receiver signal selection signal output terminal
O Hold signal output to the serial fl ash
O Chip enable signal output to the serial fl ash
O Chip enable signal output to the DSP
O Reset signal output to the DSP
O Chip select signal output to the DSP
- Not used
I Front panel key input terminal (A/D input)
O CEC serial data output to the HDMI connector
- Not used
I Destination setting terminal
I RDS serial data input from the tuner (FM/AM) (AEP, ECE and UK models only)
I Serial data input from the tuner (FM/AM)
O Serial data transfer clock signal output to the tuner (FM/AM)
O Serial data output to the tuner (FM/AM)
O Serial data latch pulse signal output to the tuner (FM/AM)
I FM stereo detection signal input from the tuner (FM/AM)
- Not used
- Ground terminal (for A/D converter)
- Power supply terminal (+3.3V) (for A/D converter)
I Reference voltage (+3.3V) input terminal (for A/D converter)
I/O I2C data bus with the HDMI controller
O I2C clock signal output to the HDMI controller
I SIRCS signal input from the remote control receiver
I CEC serial data input from the HDMI connector
- Not used
O Reset signal output terminal for the system controller
- Mode setting terminal Fixed at "L" in this set
System reset signal input from the reset signal generator
I
For several hundreds msec. after the power supply rises, "L" is input, then it changes to "H"
- Ground terminal
- Power supply terminal (+3.3V)
I Serial data input terminal
O Serial data output terminal
- Not used
I Serial data input from the serial fl ash and DSP
O Serial data output to the serial fl ash and DSP
O Serial data transfer clock signal output to the serial fl ash and DSP
Description
"L": reset
"L": reset
Not used
Not used
"L": reset
"L": reset