Supermicro SC846A-R1200B, Руководство пользователя

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C-10
SC846 Chassis Manual
PRI_FLASH1
J2 J2
J1
Port B
Secondary Ports
Expander 2
From HBA or higher
backplane
To lower backplane in
cascaded system
To lower backplane in
cascaded system
Port A
Primary Ports
Expander 1
From HBA or higher
backplane
J0
J1
J0
C-10 Single and Dual Port Expanders
Single Ports
SAS-846EL1 backplanes have a single-port expander that access all twenty-four
drives and supports cascading.
Dual Ports
SAS-846EL2 backplanes have dual-port expanders that access all twenty-four
drives. These dual-port expanders support cascading, failover, and multipath.
C-9 Dual Port and Cascading Configurations
The following section contains cascading configurations for the SC846EL1 and
SC846EL2 backplanes.
Figure C-4: SAS-846EL2 Dual Port Configuration
Figure C-5: SAS-846EL1 Single Port Configuration
PRI_FLASH1
J2
J1
To lower backplane in
cascaded system
Port A
Primary Ports
Expander 1
From HBA or higher
backplane
J0