HP Rack Storage/12, Руководство по установке, Страница: 19 / 65

Chapter 2 Controls, Ports, and Indicators
13
Power Switch
The power switch controls AC power to the HP Rack Storage/12. The switch is
located behind a hinged cover to prevent accidental power off.
NOTE 5 VDC standby power is supplied to the HP Rack Storage/12
even when the power switch is set OFF. To remove standby
power, disconnect both power supplies from their AC sources.
RS/12 SCSI Card
The port and indicator are shown in Figure 2-3.
68-pin Connector Status LED
Figure 2-3. RS/12 SCSI Card Ports and Indicators
Status LED
The Status LED indicates the current operating status of the RS/12 SCSI Card.
The following conditions are displayed by the Status LED:
Green: Normal operation.
Flashing Yellow: Firmware revision mismatch between the two installed
RS/12 SCSI cards.
Flashing Red: Hardware fault on the RS/12 SCSI card.
Off: No power supplied to the RS/12 SCSI card.
68-Pin Connector
The 68-pin high-density connector connects the HP Rack Storage/12 to the host
system. SCSI bus termination is inside the HP Rack Storage/12. The host system
and the HP Rack Storage/12 can be connected by external SCSI cables up to 12
meters long. External SCSI cables are not included with the HP Rack Storage/12.
Order SCSI cables from your HP Reseller.