External Scsi Port; Figure A-2 External Scsi Connector; Table A-6 Scsi Vhdci Pin Assignments - Silicon Graphics Origin 3900 User Manual

A: Technical Specifications and Pinouts

External SCSI Port

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The external SCSI port uses a SCSI 68-pin VHDCI connector (see Figure A-2). This
connector is located on the IO9 PCI card in the IX-brick and on the TP900 storage module.
Table A-6 shows the SCSI VHDCI pin assignments.
68 34
35 1
Figure A-2 External SCSI Connector
Table A-6 SCSI VHDCI Pin Assignments
Pin Number Signal Name
1 +DB (12)
2 +DB (13)
3 +DB (14)
4 +DB (15)
5 +DB (P1)
6 +DB (0)
7 +DB (1)
8 +DB (2)
9 +DB (3)
10 +DB (4)
Pin Number Signal Name
35 -DB (12)
36 -DB (13)
37 -DB (14)
38 -DB (15)
39 -DB (P1)
40 -DB (0)
41 -DB (1)
42 -DB (2)
43 -DB (3)
44 -DB (4)
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