Sony HCD-GPX6 Service Manual page 49

Pin No. Pin Name
84 PROTECT
85 SP RELAY
86 AMP POWER
87 EQ DATA
88 EQ CLK
89 to 91 KEY3 to KEY1
92 MODEL
93 DEST
94 TC END SW
TC HALF/
95
REC SW
96 AVSS
97 NC
98 VREF
99 AVCC
100 FL DATA
I/O
I Protect signal input from the amplifier circuit "L": protect
O Speaker on/off relay drive signal output terminal "L": speaker off
O AMP muting on/off control signal output terminal "H": AMP on
O Serial data output to the electrical volume
O Serial data transfer clock signal output to the electrical volume
I Front panel key or headphone detection input terminal (A/D input)
I Setting terminal for the model type
I Setting terminal for the destination
I End switch detection from tape deck block
I Half/REC switch detection from tape deck block
— Ground terminal
O Not used
I Reference voltage (+3.3V) input terminal
— Power supply terminal (+3.3V)
O Serial data output to the FL/LED driver
HCD-GPX6/GPX7
Description
49