Owner manual

14 Installation
Kingston Technology Company DE90i-S, Rev. A00
SCSI Interface Connector J2
The SCSI interface connector (J2) pin assignments are supplied for your convenience. All odd
numbered pins, except pins 25 and 29 must be connected to ground. Pin 25 should be left
open. Pin 29 can be used for Synchronized Spindle operation. Pin 26 is reserved for
terminator resistor power source.
Table 4: SCSI Interface Connector J2 Pin Assignments
Pin Signal Pin Signal Pin Signal Pin Signal
2 -Data Bit 0 16 -Data Bit 7 28 -Ground 40 -RST
4 -Data Bit 1 18 -Data Bit P 30 -Ground 42 -MSG
6 -Data Bit 2 20 Ground 32 -ATN 44 -SEL
8 -Data Bit 3 22 Ground 34 Ground 46 -C/D
10 -Data Bit 4 24 Ground 36 BSY 48 -REQ
12 -Data Bit 5 26 TRMPWR 38 ACK 50 -I/O
14 -Data Bit 6