Sony HCD-V4800 Service Manual page 27

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