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Sony HCD-V808 - IC Pin Function Descriptions (Continued); IC Pin Functions (Main Board IC301 Cont.)

Sony HCD-V808
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– 28 –
Pin No. Pin Name I/O Function
36 KEY-4 I
37 KEY-5 I
38 EWS STANDBY O
Not used (open)
39 SIRCS I
Sircs input from the remote control receiver (IC602)
40 VOL-B I
Rotary encoder pulse input from the S602 (VOLUME)
41 JOG-B I
Jog dial pulse input from the S601 (JOG)
42 SPEANA-1 I
43 SPEANA-2 I
44 SPEANA-3 I
45 SPEANA-4 I
46 L+R I
Spectrum analyzer drive signal input terminal (for high frequency)
47
EWS
SIGNAL/LED18
I
Not used (fixed at “L”)
48 VASS
Ground terminal
49 VAREF I
Reference voltage (+5V) input terminal (for A/D conversion)
50 VDD
Power supply terminal (+5V)
51 to 66 GR-1 to GR-16 O
Grid drive signal output to the fluorescent indicator tube (FL601)
67 to 100
SEG-1 to
SEG-34
O
Segment drive signal output to the fluorescent indicator tube (FL601)
Key input terminal (A/D input) (S603 to 615)
TIMER SELECT, CLOCK/TIMER SET, PREV, NEXT, RETURN, SELECT, PLAY MODE,
1/ALL DISCS, DIRECTION, DISPLAY/DEMO, SLEEP, BEAT ON/OFF, LOOP
Key input terminal (A/D input) (S645 to 654)
POWER, 0, ), DISC SKIP EX-CHANGE, DISC 1/2/3, p, § OPEN/CLOSE, ·
Spectrum analyzer drive signal input terminal (A/D input)
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com

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