Sony STR-DH100 Service Manual page 31

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Pin No.
74
75
76 PROTECTOR
77-78
79 HP_DETECT
80
81-89
90
91
92
93
94-98
99 VOL_IC_DATA
100 VOL_IC_CLK
TE
L 13942296513
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Pin Name I/O Description
O
SP_B_RY Front speaker B relay driver control signal output
O
NC Front speaker B relay driver control signal output
I
Protector detection signal input
— Not used
NC
I Headphone detection signal input
I
STOP AC off detection signal input
O Not used
NC
—
VCC Power supply pin (+3.3 V)
—
VSS Ground
—
X1 Clock signal output (24MHz)
—
X0 Clock signal input (24MHz)
— Not used
NC
I
Serial data output for DIR IC
O
Clock signal output for DIR IC
x ao
y
i
8
Q Q
3 6 7 1 3
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.
2 9 9 4 2 8
1 5 0 5 8 2 9 9 4
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co
STR-DH100
9 9
2 8 9 9
31