External Scsi Port; External Scsi Port Pin-Outs - Digital Equipment 300 Series AXP Reference Manual

External SCSI Port

External SCSI Port
Pin Layout The following figure shows the pin layout for the external SCSI
port.
Table C–1 describes pin usage for the external SCSI port.
Pin-Outs
Table C–1 External SCSI Port Pin-outs
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
C–2
25 1
50 26
Description Pin
Chassis ground 26
Chassis ground 27
Chassis ground 28
Chassis ground 29
Chassis ground 30
Chassis ground 31
Chassis ground 32
Chassis ground 33
Chassis ground 34
Chassis ground 35
Chassis ground 36
Chassis ground 37
Not used 38
Reserved 39
Chassis ground 40
Description
SCSI Bus Data [0]
SCSI Bus Data [1]
SCSI Bus Data [2]
SCSI Bus Data [3]
SCSI Bus Data [4]
SCSI Bus Data [5]
SCSI Bus Data [6]
SCSI Bus Data [7]
SCSI Bus Data Parity
Chassis ground
Chassis ground
Chassis ground
Term power
Reserved
Chassis ground
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