Http://Www.xiaoyu163.Com - Sony STR-DA4ES Service Manual

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Pin No. Pin Name I/O
51 A1O O Control A1 signal output to UART (IC1901)
52 MD2 I Mode signal input
53 MD1 I Connected to VCC.
54 MD0 I Mode signal input
55 RSTX I System reset input
56 VCC — Power supply pin (+3.3 V)
57 X1 I External crystal terminal (16.5 MHz)
58 X0 O External crystal terminal (16.5 MHz)
59 VSS — Ground pin
60 STOP I AC power OFF signal input
61 RDS CLK I Clock signal input from RDS
62 POWER SW I Power switch input
63 MBUS-STS1 I M-BUS status input
64 MBUS-STS2 I M-BUS status input
65 MBUS-STS3 I M-BUS status input
66 SIRCS I SIRCS serial data input
67 MBUS-STS4 I M-BUS status input
68 VCC — Power supply pin (+3.3 V)
69 PWRY O AC power relay drive signal output
70 MSTO O M-BUS status output
71 HP I headphone connect signal input
72 PROT I Power amp protector signal input
73 ACMUTE O Power amp muting signal output
74 OSD-VSINC I V-sync signal input
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75 NOUSE O Connected to GND.
76 OSD-LAT O OSD latch signal output
77 VCC — Power supply pin (+3.3 V)
78 RY-STB O STB signal output to NJU3716M (IC2103)
79 RY-CLR O Clear signal output to NJU3716M (IC2103)
80 FUN-LAT O Latch signal output to audio selector
81 VIDEO-RCK O RCK signal output to video selector
82 SUBVOL-LAT O Latch signal output
83 VOL-LAT O Latch signal output to EVR
84 TUN-TUNED I Tuned signal input from tuner (TU301)
85 TUN-STEREO I Stereo signal input from tuner (TU301)
86 TUN-LAT O Latch signal output to tuner (TU301)
87 TUN-DO O Serial data output to tuner (TU301)
88 TUN-MUTE O Mute signal output to tuner (TU301)
89 A1I I Control A1 signal input from UART (IC1901)
90 COM-CLK O Common clock output
91 COM-DATA O Common data output
92 RDS-DATA I Serial data input from RDS
93 RST TRG O Reset trigger output
94 PG3/OPTC O Digital (optical) input select signal output
95 PG4/OPTB O Digital (optical) input select signal output
96 TRG3 O 12 V trigger signal output
97 VCC — Power supply pin (+3.3 V)
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98 VSS — Ground pin
99 EEPROM SDA I/O Serial data input/output to EEPROM (IC2002)
100 EEPROM SCL O Clock output to EEPROM (IC2002)
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Pin Description
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Pin No. Pin Name
101 VSS
102 HCLK
103 HDIN
104 FR-ASP
105 OSD-CLK
106 OSD-DAT
107 TRG2
108 TRGMAIN
109 SOT1
110 SIN1
111 FL CLK
112 FL DIN
113 FL LAT
114 FL CLR
115 FR-BSP
116 JOGUP
117 JOGDOWN
118 FUNCUP
119 FUNCDWN
120 VOLUP
121 VOLDWN
122 VCC
123 OPTA
124 LEDCLR
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125 LEDSTB
126 DAVS (VSS)
127 DAVC (VCC)
128 AVCC (VCC)
129 AVRH (VCC)
130 AVRL (VSS)
131 AVSS (VSS)
132 AD1
133 AD2
134 AD3
135 AD4
136 AD5
137 VERSION
138 RDS SIGNAL
139 NOUSE
140 VCC2
141 BACKUP
142 XOA
143 XIA
144 VSS
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STR-DA4ES/DA7ES/VA333ES
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I/O Pin Description
— Ground pin
O H clock output to all DSP
O H data output to all DSP
I Speaker select switch signal input
O Clock output
O Serial data output
O 12 V trigger signal output
O 12 V trigger main signal output
O Serial data output to RS-232C (J407)
I Serial data input to RS-232C (J407)
O Clock signal output to FL display (FL101)
O serial data output to FL display (FL101)
O Latch signal output to FL display (FL101)
O Clear signal output to FL display (FL101)
I Speaker select switch signal input
I JOG dial up signal input
I JOG dial down signal input
I Function dial up signal input
I Function dial down signal input
O Volume dial up signal output
O Volume dial down signal output
— Power supply pin (+3.3 V)
O Digital (optical) input select signal output
O Clock output to LED driver
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O Strobe signal output toLED driver
— Ground pin
— Power supply pin (+3.3 V)
— Power supply pin (+3.3 V)
— Power supply pin (+3.3 V)
— Ground pin
— Ground pin
I Key function A/D input
I Key function A/D input
I Key function A/D input
I Key function A/D input
I Key function A/D input
I Version set terminal
I RDS signal input
I Connected to GND.
— Power supply pin (+3.3 V)
I Connected to VCC.
O AEP model: Not used. (open) Except AEP model: Connected to GND.
I Not used. (open)
— Ground pin
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