Standard Scsi - HP TC4100 Operation And Maintenance Manual

Chapter 2

Standard SCSI

Table 2-6. SCSI Pin Signals
Pin Signal
1 S1 (+DB 12)
2 S2 (-DB 13)
3 S3 (+DB 14)
4 S4 (+DB 15)
5 S5 (+DB P1)
6 S6 (+DB 0)
7 S7 (+DB 1)
8 S8 (+DB 2)
9 S9 (DB 3)
10 S10 (+DB 4)
11 S11 (+DB 5)
12 S12 (+DB 6)
13 S13 (+DB 7)
14 S14 (+DB P)
15 S15
16 S16 (DIFFSENS) 33
17 S17 (TERMPWR) 34
35
1
Pin Signal
18 S18 (TERMPWR)
19 S19 (RESERVED)
20 S20
21 S21 (+ATN)
22 S22
23 S23 (+BSY)
24 S24 (+ACK)
25 S25 (+RST)
26 S26 (+MSG)
27 S27 (+SEL)
28 S28 (+C/D)
29 S29 (+REQ)
30 S30 (+I/O)
31 S31 (+DB 8)
32 S32 (+DB 9)
S33 (DB 10)
S34 (DB 11)
68
34
Pin Signal
35 S35 (-DB 12)
36 S36 (-DB 13)
37 S37 (-DB 14)
38 S38 (-DB 15)
39 S39 (-DB P1)
40 S40 (-DB 0)
41 S41 (-DB 1)
42 S42 (-DB 2)
43 S43 (-DB 3)
44 S44 (-DB 4)
45 S45 (-DB 5)
46 S46 (-DB 6)
47 S47 (-DB 7)
48 S48 (-DB P)
49 S49
50 S50
51 S51 (TERMPWR) 68
External Connectors
Pin Signal
52 S52 (TERMPWR)
53 S53 (RESERVED)
54 S54
55 S55 (-ATN)
56 S56
57 S57 (-BSY)
58 S58 (-ACK)
59 S59 (-RST)
60 S60 (-MSG)
61 S61 (-SEL)
62 S62 (-C/D)
63 S63 (-REQ)
64 S64 (-I/O)
65 S65 (-DB 8)
66 S66 (-DB 9)
67 S67 (-DB 10)
S68 (-DB 11)
19