This appendix provides SCSI port pinout information.
Table 2-1 shows the cable pinout assignments for the four differential SCSI ports.
Table B-1. SCSI Port Pinout (Differential)
Pin | Assignment | Pin | Assignment |
|---|---|---|---|
1 | +DB(12) | 35 | -DB(12) |
2 | +DB(13) | 36 | -DB(13) |
3 | +DB(14) | 37 | -DB(14) |
4 | +DB(15) | 38 | -DB(15) |
5 | +DPARH | 39 | -DPARH |
6 | +Ground | 40 | -Ground |
7 | +D0 | 41 | -D0 |
8 | +D1 | 42 | -D1 |
9 | +D2 | 43 | -D2 |
10 | +D3 | 44 | -D3 |
11 | +D4 | 45 | -D4 |
12 | +D5 | 46 | -D5 |
13 | +D6 | 47 | -D6 |
14 | +D7 | 48 | -D7 |
15 | +DPAR | 49 | -DPAR |
16 | DIFFSENS | 50 | Ground |
17 | TERMPWR | 51 | TERMPWR |
18 | TERMPWR | 52 | TERMPWR |
19 | Reserved | 53 | Reserved |
20 | +ATN | 54 | -ATN |
21 | Ground | 55 | Ground |
22 | +BSY | 56 | -BSY |
23 | +ACK | 57 | -ACK |
24 | +RST | 58 | -RST |
25 | +MSG | 59 | -MSG |
26 | +SEL | 60 | -SEL |
27 | +C/D | 61 | -C/D |
28 | +REQ | 62 | -REQ |
29 | +I/O | 63 | -I/O |
30 | Ground | 64 | Ground |
31 | +DB(8) | 65 | -DB(8) |
32 | +DB(9) | 66 | -DB(9) |
33 | +DB(10) | 67 | -DB(10) |
34 | +DB(11) | 68 | -DB(11) |