Pioneer KEH-P2030 Service Manual - Page 35

Pioneer KEH-P2030 Manual

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5 6 7 8 Pin No. 70 71 72 73 74 75 76 77 78-80 Pin Name X1 IC XT2 TESTIN VDD0 AVREF0 SL MODELIN NC I/O Format I I I I I Format C N Meaning C MOS N Channel open drain Function and Operation A Crystal oscillator connection pin (GND) Not used Test program mode input Power supply A/D converter reference voltage terminal Signal level input Distinction input (2.0-3.0V) Not used B IC's marked by * are MOS type. Be careful in handling them because they are very liable to be damaged by electrostatic induction. *000974490 21 40 C 41 20 D 60 1 80 61 PST3434UL E F KEH-P2030/XM/UC 35 5 6 7 8

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35
5
6
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8
F
E
D
C
B
A
5
6
7
8
KEH-P2030/XM/UC
IC's marked by * are MOS type.
Be careful in handling them because they are very
liable to be damaged by electrostatic induction.
Pin No.
Pin Name
I/O
Format
Function and Operation
70
X1
I
Crystal oscillator connection pin
71
IC
(GND)
72
XT2
Not used
73
TESTIN
I
Test program mode input
74
VDD0
Power supply
75
AVREF0
I
A/D converter reference voltage terminal
76
SL
I
Signal level input
77
MODELIN
I
Distinction input (2.0-3.0V)
78-80
NC
Not used
Format
C
N
Meaning
C MOS
N Channel open drain
1
20
60
41
21
40
80
61
*000974490
PST3434UL