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T6600C, T6600C/CD, T6600C/CDV
C-9
C.12
PJ490, PJ491 Back Panel Board Connectors (80-pin)
Table C-18 PJ490 Back Panel Board Connector Pin Assignments (80-pin)
Pin
Signal
I/O
Pin
Signal
I/O
01
GND
—
41
ENDXFR(Not used)
I
02
RESET;000
O
42
SA13;100
I/O
03
GND
—
43
REFMD;000
I/O
04
INIO16;000
I
44
SA12;100
I/O
05
VCC
—
45
VCC
—
06
INIORDY;100
I
46
$SYSCK;101
O
07
GND
—
47
SA11;100
I/O
08
SD07;100
I/O
48
IRQ7;100
I
09
GND
—
49
GND
—
10
SD06;100
I/O
50
SA10;100
I/O
11
IRQ9;100
I
51
IRQ6;100
I
12
SD05;100
I/O
52
SA09;100
I/O
13
VCC
—
53
VCC
—
14
SD04;100
I/O
54
IRQ5;100
I
15
DRQ2;100
I
55
SA08;100
I/O
16
SD03;100
I/O
56
IRQ4;100
I
17
GND
—
57
GND
—
18
SD02;100
I/O
58
IRQ3;100
I
19
SD01;100
I/O
59
DACK2;000
O
20
SD00;100
I/O
60
TC;100
O
21
VCC
—
61
VCC
—
22
SMEW;000
O
62
BALE;100
O
23
AEN;100
O
63
$14R3M;101
O
24
SMER;000
O
64
SBHE;000
I/O
25
GND
—
65
GND
—
26
SA19;100
I/O
66
LA23;100
I/O
27
IOW;000
I/O
67
IRQ10;100
I
28
SA18;100
I/O
68
LA22;100
I/O
29
VCC
—
69
VCC
—
30
IOR;000
I/O
70
IRQ11;100
I
31
SA17;100
I/O
71
LA21;100
I/O
32
DACK3;000
O
72
IRQ12;100
I
33
GND
—
73
GND
—
34
SA16;100
I/O
74
LA20;100
I/O
35
DRQ3;100
I
75
IRQ15;100
I
36
SA15;100
I/O
76
IRQ14;100
I
37
VCC
—
77
VCC
—
38
DACK1;000
O
78
DACK0;000
O
39
SA14;100
I/O
79
GND
—
40
DRQ1;100
I
80
DRQ0;100
I