STR-DE895 - Sony Audio Service Manual (repair manual). Page 19

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19
STR-DE895
Pin No.
Pin Name
I/O
Pin Description
109
SOTI
O
FLASH PROGRAMMING
110
SINI
I
FLASH PROGRAMMING
111
FL_CLK
O
FL CLOCK
112
FL_DIN/F1
O
FL DATA
113
FL_LAT/F2
O
FL LATCH
114
DRV.CLR/BLUE LED
O
FL CLEAR
115
BST SEL
Not used (Fixed at L)
116
VOL_IC.DATA
O
VOL IC DATA
117
VOL_IC.CLK
O
VOL IC CLOCK
118
VOL_IC.LAT
O
VOL IC LATCH
119
AC MUTE
O
Not used (Fixed at L)
120
SYSTEM_MUTE
O
SYSTEM MUTE
121
NO USED
Not used (Fixed at L)
122
VCC
Power supply pin (+3.2 V)
123 to 125
DA2 to DA0
Not used (Open)
126
DAVS
Ground
127
DAVC
Power supply pin (+3.2 V)
128
AVCC
Power supply pin (+3.2 V)
129
AVRH
Power supply pin (+3.2 V)
130
AVRL
Ground
131
AVSS
Ground
132 to 135
AD0 to AD3
I
A/D KEYS
136
AREA
I
Destination (AREA) initial setting input
137
RDS_SIGNAL
I
RDS SIGNAL (Fixed at L)
138, 139
NO USED
Not used (Fixed at L)
140
VCC2
Power supply pin (+3.2 V)
141
BACKUP
Power supply pin (+3.2 V)
142
X0A
O
Not used (Connected to ground)
143
X1A
I
Not used (Open)
144
VSS
Ground
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