Sony CDX-CA850, Service Manual

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CDX-CA850/CA850X/CA860X
Pin No. Pin Name I/O Pin Description
85 XTAL — Crystal oscillator (18.432 MHz)
86 EXTAL — Crystal oscillator (18.432 MHz)
87 VSS — Ground pin
88 PF7 O Not used (open)
89 VCC — Power supply pin
90 – 96 PF6 – PF0 O Not used (open)
97 UNI SO O SONY Bus data output
98 UNI SI I SONY Bus data input
99 VSS — Ground pin
100 VSS — Ground pin
101 UNI SCK I SONY Bus clock input
102 P53 O Not used (open)
103 AVCC — Power supply pin for A/D converter
104 VREF — Reference voltage for A/D converter
105 – 111 P42 – P46 O Not used (Connecting to ground.)
112 P47(SA DATA) I Spectrum analyzer data input
113 AVSS — Ground pin
114 VSS — Ground pin
115 – 122 P17 – P10 O Not used (open)
123 MD0 — Mode select
124 MD1 — Mode select
125 MD2 — Mode select
126 – 128 PG0 – PG2 O Not used (open)