Adaptec AHA-2742T User Manual - Page 87

Table A-4. Internal Connector Pin Assignments, Signal Name

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AHA-2740 Series User's Manual Table A-4. Internal Connector Pin Assignments Pin Signal Name 1 Ground 3 Ground 5 Ground 7 Ground 9 Ground 11 Ground 13 Ground 15 Ground 17 Ground 19 Ground 21 Ground 23 Ground 25 Open 27 Ground 29 Ground 31 Ground 33 Ground 35 Ground 37 Ground 39 Ground 41 Ground 43 Ground 45 Ground 47 Ground 49 Ground Pin Signal Name 2 -DB(0) 4 -DB(1) 6 -DB(2) 8 -DB(3) 10 -DB(4) 12 -DB(5) 14 -DB(6) 16 -DB(7) 18 -DB(P) 20 Ground 22 Ground 24 Ground 26 Term Power (Fused) 28 Ground 30 Ground 32 -ATN 34 Ground 36 -BSY 38 -ACK 40 -RST 42 -MSG 44 -SEL 46 -C/D 48 -REQ 50 -I/O A-6 Adaptec AHA-2740 Series User's Manual Stock Number: 510381-00 / Rev. C (Page A-6) Print Spec Number: 491709-00 Rev C Current Date: 9/1/93 ECN Date: 9/14/93

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Table A-4. Internal Connector Pin Assignments
Pin
Signal Name
Pin
Signal Name
1
Ground
2
-DB(0)
3
Ground
4
-DB(1)
5
Ground
6
-DB(2)
7
Ground
8
-DB(3)
9
Ground
10
-DB(4)
11
Ground
12
-DB(5)
13
Ground
14
-DB(6)
15
Ground
16
-DB(7)
17
Ground
18
-DB(P)
19
Ground
20
Ground
21
Ground
22
Ground
23
Ground
24
Ground
25
Open
26
Term Power (Fused)
27
Ground
28
Ground
29
Ground
30
Ground
31
Ground
32
-ATN
33
Ground
34
Ground
35
Ground
36
-BSY
37
Ground
38
-ACK
39
Ground
40
-RST
41
Ground
42
-MSG
43
Ground
44
-SEL
45
Ground
46
-C/D
47
Ground
48
-REQ
49
Ground
50
-I/O
Adaptec AHA-2740 Series User’s Manual
Stock Number:
510381-00
/
Rev. C
(Page A-6)
Print Spec Number:
491709-00 Rev C
Current Date:
9/1/93
ECN Date:
9/14/93
AHA-2740 Series User’s Manual
A-6