Pioneer PDP-503CMX Service Manual page 142

1
PE1012A (X DRIVEASSY : IC3003)
Drive Protect PLD
Pin Assignment (Top View)
A
I/CLK 1
I
I
I
I
I
B
I
I
I
I
I
GND 12
Block Diagram
C
2
XSUS_BI
XSUS_UI 3
XSUS_DI 4
D
6
XSUS_GI
XNR_D1I 7
XNR_D2I 10
8
XSUS_MSKI
E
XCP_MSKI 9
XNR_UI 5
F
142
1
2
24 V
CC
I/O/Q
I/O/Q
I/O/Q
I/O/Q
I/O/Q
I/O/Q
I/O/Q
I/O/Q
I/O/Q
I/O/Q
13 I
1_50
1_6
1_49
1_4
1_48
1_5
1_45
1_1
1_44
1_51
1_43
1_2
1_46
1_32
1_47
1_31
1_57
1_58
PDP-503CMX
2
3
23
1_24
22
1_23
21
1_22
19
1_55
18
1_62
1_52
15
1_61
1_53
17
1_28
16
1_34
20
1_60
3
4
XSUS_BO
1_40
XSUS_UO
1_39
XSUS_DO
1_40
YSUS_GO
1_54
XNR_D1O
1_36
XNR_D2O
1_35
XSUS_MSKO
1_41
XCP_MSKO
1_42
XNR_UO
1_56
4