HP 220mx HP SureStore 9100mx Optical Disk Drive User's Guide - Page 20

Cabling and Termination

Page 20 highlights

NOTE NOTE NOTE Setting up the Disk Drive Connecting the Drive to Your Host Computer 3. Locate the SCSI ID switch on the rear panel of the disk drive (see "1" on Figure 1-1. 4. Set the SCSI ID by pushing the button at the top or bottom of the window (as explained below) with a small screwdriver or the point of a pen: • the button above the ID window decreases the number by one • the button below the ID window increases the number by one If you change the SCSI ID with power on, you must power cycle the drive so that the host recognizes the new ID. Cabling and Termination This drive is a SCSI "fast" device. The maximum allowable length of the SCSI cable cannot exceed 3 meters (4.9 feet), including the internal cable length of all peripherals on the bus. Use 0.5 meter (1.6 ft) as the internal SCSI cable length of this drive. 1. Plug one end of the power cord into the AC line connector on the back of the optical disk drive and the other end into the power outlet. 2. Press the power switch on the rear of the optical disk drive so that it is in the "ON" position (press "1"). 3. Switch on the power to the host computer (or if the host computer has been on during this installation, powercycle the host computer so that it will "see" this disk drive. For some host computers to recognize the optical disk drive, the power to the disk drive must be switched on before the power to the host computer. 4. Install the drive onto your host system. Go to the next section for procedures. 1- 8 Chapter 1

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1-8
Chapter 1
Setting up the Disk Drive
Connecting the Drive to Your Host Computer
3.
Locate the SCSI ID switch on the rear panel of the disk drive (see
1
on Figure
1-1.
4.
Set the SCSI ID by pushing the button at the top or bottom of the window (as
explained below) with a small screwdriver or the point of a pen:
the button above the ID window decreases the number by one
the button below the ID window increases the number by one
NOTE
If you change the SCSI ID with power on, you must power cycle the drive so that
the host recognizes the new ID.
Cabling and Termination
NOTE
This drive is a SCSI
fast
device. The maximum allowable length of the SCSI
cable cannot exceed 3 meters (4.9 feet), including the internal cable length of all
peripherals on the bus.
Use 0.5 meter (1.6 ft) as the internal SCSI cable length of this drive.
1.
Plug one end of the power cord into the AC line connector on the back of the
optical disk drive and the other end into the power outlet.
2.
Press the power switch on the rear of the optical disk drive so that it is in the
ON
position (press
1
).
3.
Switch on the power to the host computer (or if the host computer has been on
during this installation, powercycle the host computer so that it will
see
this
disk drive.
NOTE
For some host computers to recognize the optical disk drive, the power to the disk
drive must be switched on
before
the power to the host computer.
4.
Install the drive onto your host system.
Go to the next section for procedures.