User's Manual

Chapter 3 Installation
Page 26 STT20000A Product Manual
Pin Assignment
42
–MSG
44
–SEL
46
–C/D
48
–REQ
50
–I/O
1
The +5V drive supply is available on the SCSI connector as a terminator
power option. This pin is connected to the +5V through a diode. The option
is a hardware jumper on the rear PCB of internal drives with terminator
power disabled as a factory default.
2
ANSI defines -RST as a bi-directional pin. On the drive, -RST is input only.