Sony STR-DH100 Service Manual page 31

Pin No. Pin Name
74 SP_B_RY
75 NC
76 PROTECTOR
77-78 NC
79 HP_DETECT
80 STOP
81-89 NC
90 VCC
91 VSS
92 X1
93 X0
94-98 NC
99 VOL_IC_DATA
100 VOL_IC_CLK
I/O Description
O
Front speaker B relay driver control signal output
O
Front speaker B relay driver control signal output
I
Protector detection signal input
— Not used
I
Headphone detection signal input
I
AC off detection signal input
O Not used
—
Power supply pin (+3.3 V)
—
Ground
—
Clock signal output (24MHz)
—
Clock signal input (24MHz)
— Not used
I
Serial data output for DIR IC
O Clock signal output for DIR IC
STR-DH100
31