Sony STR-DG720 Service Manual page 62

STR-DG720
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Pin No. Pin Name
62 RESET_TRG
63 DIR_DATA0
64 DSP RESET
65 DSP SPIDS(LAT)
66 74ACT153_B
67 74ACT153_A
68 PROTECTOR
69 FL LAT
70 FL_CLK
71 FL_DATA
72 NO USE
73 DSP MISO
74 DSP MOSI
75 DSP SPICLK
76 VSS
77 VCC
78 EEPROM CLK
79 VOL_JOG(2B)
80 VOL_JOG(2A)
81 DSPINT
82 DCAC_DSP_IN
83 STOP
84 SIRCS_IN
85 POWER KEY
RDS INT/XMDB-
86
TE
L 13942296513
POWER
87 RDS DATA
88 CEC IN
89 INPUT ENCODER A
90 INPUT ENCODER B
91 NO USE
92 XMMIXMO
93 XMMOXMI
94 XMRESET
95 VCC
96 VSS
97 SUBT
98 EEPROM DATA
99 CLINK_TX
100 CLINK_RX
101 CLINK_DET
FLASH2/HDMI_UART_
102
RX
FLASH1/HDMI_UART_
103
TX
105, 106 NO USE
107 DAVS(VSS)
108 DAVC(3.3V)
109 AVCC(3.3V)
www
110 AVRH(3.3V)
111 AVSS/AVRL(VSS)
112 VSS(GND)
113, 114 AD KEY1, AD KEY2
.
115 DCAC_IN
116 VERSION
117 RDS SIGNAL
62
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I/O
I Reset trigger signal input
I Serial data input from DIR IC
O System reset signal output for DSP EX3 IC
O Serial data latch pulse signal output for DSP EX3 IC
O Select control signal output for SELECTOR IC
O Select control signal output for SELECTOR IC
I Protector detection signal input
O Latch signal output for FL DISPLAY DRIVER IC
O Clock signal output for FL DISPLAY DRIVER IC
O Serial data output for FL DISPLAY DRIVER IC
O Not used (Open)
I Serial data input from DSP EX3 IC
O Serial data output for DSP EX3 IC
O Serial data transfer clock signal output for DSP EX3 IC
— Ground
— Power supply pin (+3.3 V)
O Clock signal output for EEPROM IC
I MASTER VOLUME encoder (B) signal input
I MASTER VOLUME encoder (A) signal input
I Interrupt status signal input from DSP EX3 IC
I External Interrupt signal input from DSP EX3 IC
I AC off detection signal input
I SIRCS signal input
I Power key detection signal input
RDS data clock signal input (AEP, UK model)/XM power control signal output (US, Canadian
I/O
model)
I RDS data input (AEP, UK model)
I CEC signal input
I INPUT SELECTOR encoder (A) signal input
I INPUT SELECTOR encoder (B) signal input
O Not used (Open)
I XM uart RX signal input from XM DIGITAL TRANSCEIVER IC (US, Canadian model)
O XM uart TX signal output for XM DIGITAL TRANSCEIVER IC (US, Canadian model)
O XM reset signal output for XM DIGITAL TRANSCEIVER IC (US, Canadian model)
— Power supply pin (+3.3 V)
— Ground
O Sub transformer voltage detection signal output
I Serial data input from EEPROM IC
I DMPORT receiver signal input from 8CH DAC IC
O DMPORT transmitter signal output for 8CH DAC IC
I DMPORT detection signal input from 8CH DAC IC
O Flash programming signal input/DMPORT receiver signal output
I Flash programming signal output/DMPORT transmitter signal inpu104
O Not used (Open)
— Ground for D/A converter
— Power supply pin (+3.3 V) for D/A converter
— Analog power supply pin (+3.3 V) for A/D converter
— Standard power supply pin (+3.3 V) for A/D converter
— Analog ground for A/D converter
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— Ground
I Key signal input (A/D port)
i
I AUTO CAL MIC analog signal input
I Destination detection signal input (L: US, Canadian model, H: AEP, UK model)
I TUNER SD signal detection input
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Description
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