SCSI External IBM Burndy connector

#Computer#Harddisk interfaces

Special invention by IBM for use on IBM RS/6000 and IBM PS/2

60 pin BURNDY (C-60) connector

PinNameDirDescription
1GND---Ground
2DB0<->Data Bus 0
3GND---Ground
4DB1<->Data Bus 1
5GND---Ground
6DB2<->Data Bus 2
7GND---Ground
8DB3<->Data Bus 3
9GND---Ground
10DB4<->Data Bus 4
11GND---Ground
12DB5<->Data Bus 5
13GND---Ground
14DB6<->Data Bus 6
15GND---Ground
16DB7<->Data Bus 7
17GND---Ground
18DPB<->Data Parity (odd Parity)
19GND---Ground
20GND---Ground
21GND---Ground
22GND---Ground
23GND---Ground
24GND---Ground
25n/c Not connected
26TERMPWR<->Termination Power
27GND---Ground
28GND---Ground
29GND---Ground
30GND---Ground
31GND---Ground
32/ATN<--Attention
33GND---Ground
34GND---Ground
35GND---Ground
36/BSY<->Busy
37GND---Ground
38/ACK<--Acknowledge
39GND---Ground
40/RST<->Reset
41GND---Ground
42/MSG-->Message
43GND---Ground
44/SEL<->Select
45GND---Ground
46/C/D-->Control/Data
47GND---Ground
48/REQ-->Request
49GND---Ground
50/I/O-->Input/Output
51GND---Ground
52res Reserved
53res Reserved
54res Reserved
55res Reserved
56res Reserved
57res Reserved
58res Reserved
59res Reserved
60res Reserved
Note: Direction is Device relative Bus (other Devices)

SCSI External D-Sub (PC/Amiga/Apple Macintosh) connector

SCSI Internal (2.5 inch)