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IBM PS/2 SCSI 60-Pin Connector SCSI-1 and SCSI-2 (Fast only)



IBM PS/2 SCSI 60-Pin Connector Layout SCSI-1 and SCSI-2 (Fast only)


see > for SCSI Interface - Electrical Specifications and
SCSI-Bus Termination (Mixing SCSI types)

(This Pinout is typically used on IBM adapter cards where a (mini-Centronics style)
Connector 77 - physically smaller connector is called for.)

Pin Signal Name Pin Signal Name
1 Ground 31 Ground
2 -Data Bit(0) 32 -Attention
3 Ground 33 Ground
4 -Data Bit(1) 34 Ground
5 Ground 35 Ground
6 -Data Bit(2) 36 -Busy
7 Ground 37 Ground
8 -Data Bit(3) 38 -Acknowledge
9 Ground 39 Ground
10 -Data Bit(4) 40 -Restart
11 Ground 41 Ground
12 -Data Bit(5) 42 -Message
13 Ground 43 Ground
14 -Data Bit(6) 44 -Select
15 Ground 45 Ground
16 -Data Bit(7) 46 -Data/Control
17 Ground 47 Ground
18 -Data Bit(P) 48 -Request
19 Ground 49 Ground
20 Ground 50 -Input/Output
21 Ground 51 Ground
22 Ground 52 (open)
23 Ground 53 (open)
24 Ground 54 (open)
25 (open) 55 (open)
26 TERMPWR 56 (open)
27 Ground 57 (open)
28 Ground 58 (open)
29 Ground 59 (open)
30 Ground 60 (open)


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