Sony HCD-V4800 - Page 27

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Pin No. Pin Name I/O Function
33 SIRCS I
Sircs input from the remote control receiver (IC602)
34 VOL-B I
Rotary encoder pulse input from the S701 (VOLUME)
35 JOG-B I
Jog dial pulse input from the S711 (≠ AMS ±)
36 SPEANA-1 I
37 SPEANA-2 I
38 VASS —
Ground terminal
39 VAREF I
Reference voltage (+5V) input terminal (for A/D conversion)
40 VDD —
Power supply terminal (+5V)
41 — —
Not used (open)
42 to 56 GR-1 to GR-15 O
Grid drive signal output to the fluorescent indicator tube (FL601)
57 to 77
SEG-1 to
SEG-21
O
Segment drive signal output to the fluorescent indicator tube (FL601)
78 VKK —
Power supply terminal (–30 V) (for fluorescent indicator tube drive)
79 LED1 O
LED drive signal output terminal (TUNER/BAND)
80 LED2 O
LED drive signal output terminal (ENTER/NEXT, GROOVE)
Spectrum analyzer drive signal input terminal (A/D input)