Read Sony HCD-GTX88 / HCD-GTX88BP Service Manual online
74
HCD-GTX88/GTX88BP
Pin No.
Pin Name
I/O
Pin Description
97
SW ON LED
O
LED drive signal output of SUB WOOFER ON indicator on sub woofer
“H”: LED ON
98
VREF
I
A/D Converter reference voltage input (+3.3 V)
99
AVCC
—
Power supply pin (+3.3 V) (for A/D conversion)
100
HP DET
I
Headphone connection detection signal input “H”: headphone connected
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