Promise Technology UltraTrak100 TX8 - Manual (Page 13)

7
device has a unique SCSI ID and that only the first and last devices are
terminated. (See SCSI Cable Connection and Termination on page 5).
Computer or
Workstation
UltraTrak100 TX4 UltraTrak100 TX4
Another SCSI
Device
Terminator
WIDE SCSI
SCSI ID
COM2
Figure 4. Daisy Chaining UltraTrak100 with Other SCSI Devices
C
ONNECT
P
OWER
C
ABLE AND
S
WITCH
P
OWER
O
N
The UltraTrak100 TX4 disk array includes a single power supply; The
UltraTrak100 TX8 includes two replaceable power supply modules. Both systems
will operate on either 115 volts AC or 230 volts AC. Ensure that the switch on the
back of each power supply is set to your local voltage. (See Figure 2 for the TX4;
see Figure 8 for the TX8.)
Caution
To prevent serious damage to the UltraTrak100 be sure that the voltage-
select switch on the back of the power supply is set to your local voltage.
M
AIN
P
OWER
S
WITCH
The power switch is located on the back of cabinet. Switch the UltraTrak100
power on by pressing the portion of this switch marked “I”. Switch the power off by
pressing the portion of this switch marked “O”.
A
SSIGN A
SCSI ID
Each device on a SCSI chain must have a unique ID. Do the following to assign
the SCSI ID:
1. From the Idle mode display, enter the Configuration menu by pressing the
SEL button. (See page 20 for more details.)
2. At the Configuration menu, use the button to select Configure SCSI,
and then press the SEL button. (See page 33 for more details.)
3. At the Configure SCSI menu, use the button to select the SCSI ID, and
then press the SEL button. (See page 34 for more details.)
4. At the SCSI ID menu, use the and button to select the SCSI ID
number, and then press the SEL button. (See page 34 for more details.)
5. Press the EXIT button until you return to the Idle mode. (See page 19 for
more details.)