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MAIN BOARD IC501 CXP84632-159Q (MASTER CONTROL)
Pin No.
Pin Name
1
TDA DATA
2
NC
3
NC
4
NC
5
NC (VSS)
6
PB MUTE
7
REC MUTE
8
PB A/B
9
REC A/B
10
TC RELAY
11
BIAS N/H
12
R ON/OFF
13
EO H/M
14
CAPM H/L
15
CAPM CONT1P
16
CAPM CONT1M
17
CAPM CONT2P
18
CAPM CONT2M
19
A TRG
20
B TRG
21
A PLAY
22
B PLAY
23
A HALF
24
NC
25
NC
26
NC
27
PWRSAVE
28
CD POWER
29
SYS POWER
30
RST
31
EXTAL
32
XTAL
33
VSS
34
TX
35
TEX (VSS)
36
AVSS
37
AVREF
38
B MODE
39
A SHUT
40
B SHUT
41
AMS
42
NC
43
TEST
44
CLK CHK
45
SPEC
46
MODEL
47
ST CE
48
ST CLK
49
ST DIN
50
ST DOUT
I/O
O
Data signal output for IC101
—
Not used
—
Not used
—
Not used
—
Not used (Ground)
O
TC PB mute control signal output
O
TC REC mute control signal output
O
TC PB deck-A/B selection output
O
TC REC deck-A/B selection output
O
TC RELAY selection output
O
TC BIAS selection output (Not used)
O
Not used
O
Not used
O
Not used
O
Capstan motor control 1 (+) signal output
O
Capstan motor control 1 (–) signal output (Not used)
O
Capstan motor control 2 (+) signal output (Not used)
O
Capstan motor control 2 (–) signal output (Not used)
O
A deck trigger motor control output
O
B deck trigger motor control output
I
A deck play detect
I
B deck play detect
I
A deck half detector signal input
—
Not used
—
Not used
—
Not used
O
Power save selection output
O
CD power ON/OFF control output
O
SYSTEM power ON/OFF control output
I
System reset input
I
X'tal (10MHz) input
O
X'tal (10MHz) output
—
Ground
—
Not used
—
Not used (Ground)
—
Analog ground
I
Analog reference voltage input
I
B deck half detector signal input
I
A deck reel pulse detector input
I
B deck reel pulse detector input
I
AMS signal input
—
Not used
O
Not used
O
Not used
I
Versin select signal input
O
Not used
O
Tuner chip enable output
O
Tuner clock output
I
Tuner data input
O
Tuner data output
Function
53
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