Sony CDX-GT24W Service Manual page 29

Pin No. Pin Name
71 AREASEL 1
72 AREASEL 0
73 to 80 NCO
81 RE IN1
82 RE IN0
83 NCO/SA IN
84 CYRIL SEL
85 to 88 NCO
89 NCO/SADATD
90 NCO/SACLK
91 KEYACK0
92 KEYACK1
93 VSM
94 KEYIN1
95 KEYIN0
96 AVSS
97 RC IN0
98 AVRH
99 AVDD
100 LCD CE
I/O
I Destination setting pin 1
I Destination setting pin 0
O Not used. (Open)
I Rotary encoder signal input 1
I Rotary encoder signal input 0
I Serial data signal input to electronic volume spectrum analyzer
Cyril correspondence discrimination signal input
I
"H": Correspondence, "L": No correspondence
O Not used. (Open)
O Serial data signal output to electronic volume spectrum analyzer
O Serial clock signal output to electronic volume spectrum analyzer
I Key Acknowledge detection signal input (Rotary command signal input)
I Key Acknowledge detection signal input (Front panel signal input)
I S meter voltage detection signal input
I Key signal input 1
I Key signal input 0
— Ground pin for A/D converter
I Rotary commander key signal input
— A/D converter external reference power supply pin (+3.3V)
— A/D converter power supply pin (+3.3V)
O Liquid crystal display panel chip enable signal output
CDX-GT24W/GT240/GT290/GT290S
Description
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