PC Concepts SHG2 DP User Manual
Page 64
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Connections
Intel® SHG2 DP Server Board Technical Product Specification
Intel Order Number C11343-001
Revision 1.0
52
Table 37. Power Connector for I
2
C* Bus
CN4 [Key-L]
Pin
Signal
Pin
Signal
1 SM3_CLK+PWBP
4
RETURN_S
2 SM3_DATA
5
+3.3V
3 PS_ALERT
8.3 SCSI
Connectors
CN54 & CN55 [Key-A & B]
The SHG2 baseboard provides two SCSI connectors. The two connectors have the same pin-
out. Table 38 details the pin-out of the SCSI connectors.
Table 38. 68-pin SCSI Connector Pin-out
CN54 & CN55 [Key-A & B]
Connector
Contact
Number
Signal Name
Connector
Contact
Number
Signal Name
Connector
Contact
Number
Signal Name
1 +DT(12)
24 +ACK
47 -DT(7)
2 +DT(13)
25 +RST
48 -DTP(0)
3 +DT(14)
26 +MSG
49 GROUND
4 +DT(15)
27 +SEL
50 GROUND
5 +DTP(1)
28 +C/D
51 TERMPWR
6 +DT(0)
29 +REQ
52 TERMPWR
7 +DT(1)
30 +I/O
53 RESERVED
8 +DT(2)
31 +DT(8)
54 GROUND
9 +DT(3)
32 +DT(9)
55 -ATN
10 +DT(4)
33 +DT(10)
56 GROUND
11 +DT(5)
34 +DT(11)
57 -BSY
12 +DT(6)
35 -DT(12)
58 -ACK
13 +DT(7)
36 -DT(13)
59 -RST
14 +DTP(0)
37 -DT(14)
60 -MSG
15 GROUND
38 -DT(15)
61 -SEL
16 DIFFSNS
39 -DTP(1)
62 -C/D
17 TERMPWR
40 -DT(0)
63 -REQ
18 TERMPWR
41 -DT(1)
64 -I/O
19 RESERVED
42 -DT(2)
65 -DT(8)
20 GROUND
43 -DT(3)
66 -DT(9)
21 +ATN
44 -DT(4)
67 -DT(10)