Connectors, 1 scsi – Intel SE8500HW4 User Manual
Page 59

Intel® Server Board Set SE8500HW4
Connectors
Revision 1.0
Intel order number D22893-001
47
7. Connectors
7.1 SCSI
The Intel
®
Server Board Set SE8500HW4 Mainboard has two unshielded 68-pin SCSI
connectors for SCSI channel A and B.
SOCKET 1
SOCKET 34
SOCKET 35
SOCKET 68
68 POSITION DEVICE CONNECTOR
Figure 11. 68-Pin SCSI Connector
Table 17. 68-Pin SCSI Connector Pinout
Pin
Signal
Pin
Signal
1 SCSI(A:B)_DB_P12
35 SCSI(A:B)_DB_N12
2 SCSI(A:B)_DB_P13
36 SCSI(A:B)_DB_N13
3 SCSI(A:B)_DB_P14
37 SCSI(A:B)_DB_N14
4 SCSI(A:B)_DB_P15
38 SCSI(A:B)_DB_N15
5 SCSI(A:B)_DB_PP1
39 SCSI(A:B)_DB_NP1
6 SCSI(A:B)_DB_P0
40 SCSI(A:B)_DB_N0
7 SCSI(A:B)_DB_P1
41 SCSI(A:B)_DB_N1
8 SCSI(A:B)_DB_P2
42 SCSI(A:B)_DB_N2
9 SCSI(A:B)_DB_P3
43 SCSI(A:B)_DB_N3
10 SCSI(A:B)_DB_P4
44 SCSI(A:B)_DB_N4
11 SCSI(A:B)_DB_P5
45 SCSI(A:B)_DB_N5
12 SCSI(A:B)_DB_P6
46 SCSI(A:B)_DB_N6
13 SCSI(A:B)_DB_P7
47 SCSI(A:B)_DB_N7
14 SCSI(A:B)_DP0_P
48 SCSI(A:B)_DP0_N
15 GND
49 GND
16 SCSI(A:B)_DIFFSENSE
50 GND
17 SCSI(A:B)_TERMPWR
51 SCSI(A:B)_TERMPWR
18 SCSI(A:B)_TERMPWR
52 SCSI(A:B)_TERMPWR
19 RESERVED
(NC)
53 RESERVED
20 GND
54 GND
21 SCSI(A:B)_ATN_P
55 SCSI(A:B)_ATN_N
22 GND
56 GND
23 SCSI(A:B)_BSY_P
57 SCSI(A:B)_BSY_N
24 SCSI(A:B)_ACK_P
58 SCSI(A:B)_ACK_N
25 SCSI(A:B)_RST_P
59 SCSI(A:B)_RST_N