Adaptec 1966600 User Guide - Page 17

SCSI RAID Appliance I/O Connectivity Panel, system Host Bus Adapters HBAs to the DuraStor SCSI RAID

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About the DuraStor Storage Subsystem processor monitors the temperature and reports when this condition occurs.) If a fan fails, the Fault LED lights up. Failed cooling fans must be replaced immediately. The cooling fan module can be hot-swapped during normal operation. See Replacing the Cooling Fan Module on page 5-4 for more details. ! Caution: Do not operate the DuraStor RAID appliance for longer than 5 minutes with the cooling fan module removed. Cooling is unavailable to all components while the fans are removed. SCSI RAID Appliance I/O Connectivity Panel The I/O connectivity panel of the SCSI RAID appliance connects the host computer (server) to the storage enclosure disk drives. See Figure 2-9 for detailed connection information. Connects to Host System or to Storage Enclosure I/O Card HOST 1 IN (CH 3) HOST 2 IN (CH 0) DISK CH 2 DISK CH 1 Connects to Storage Enclosure I/O Card Connects to Host System Connect to Host System or to Host In via Jumper Cable HOST 1 OUT HOST 2 OUT Switches Mode from OCP (INT) to SERIAL B SERIAL A Ext VT-100 Terminal Int (EXT) Connects to External VT-100 Terminal Connects to External VT-100 Terminal Figure 2-9. SCSI RAID Appliance I/O Connectivity Panel Four 68-pin very-high-density SCSI connectors connect the host system Host Bus Adapters (HBAs) to the DuraStor SCSI RAID controller host channels. From left to right: s Host 1 In (CH 3) s Host 2 In (CH 0) s Host 1 Out s Host 2 Out 2-7

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2-7
About the DuraStor Storage Subsystem
processor monitors the temperature and reports when this
condition occurs.)
If a fan fails, the Fault LED lights up.
Failed cooling fans must be
replaced immediately
.
The cooling fan module can be hot-swapped during normal
operation. See
Replacing the Cooling Fan Module
on page 5-4
for
more details.
Caution:
Do not operate the DuraStor RAID appliance for
longer than 5 minutes with the cooling fan module
removed. Cooling is unavailable to all components while
the fans are removed.
SCSI RAID Appliance I/O Connectivity Panel
The I/O connectivity panel of the SCSI RAID appliance connects
the host computer (server) to the storage enclosure disk drives. See
Figure 2-9
for detailed connection information.
Figure 2-9.
SCSI RAID Appliance I/O Connectivity Panel
Four 68-pin very-high-density SCSI connectors connect the host
system Host Bus Adapters (HBAs) to the DuraStor SCSI RAID
controller host channels. From left to right:
■
Host 1 In (CH 3)
■
Host 2 In (CH 0)
■
Host 1 Out
■
Host 2 Out
!
Ext
Int
HOST 2 OUT
HOST 1 OUT
HOST 2 IN (CH 0)
HOST 1 IN (CH 3)
DISK CH 2
DISK CH 1
SERIAL B
SERIAL A
Connect to Host System
Connects to Host System
or to Storage Enclosure
I/O Card
Connects to Storage
Switches Mode
from OCP (INT) to
VT-100 Terminal
(EXT)
Enclosure I/O Card
Connects to Host System
or to Host In via Jumper
Cable
Connects to External
VT-100 Terminal
Connects to External
VT-100 Terminal