Supermicro CSE-846A-R1200B Manuel d'utilisateur télécharger pdf (Page 82)

D-11

Appendix D: BPN-SAS-846EL Backplane Specications

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

D-8 Single and Dual Port Expanders

Single Ports

SAS-846EL1 backplanes have a single-port expander that access all 24 drives and

supports cascading.

Dual Ports

SAS-846EL2 backplanes have dual-port expanders that access all 24 drives. These

dual-port expanders support cascading, failover, and recovery.

Dual Port and Cascading Congurations

Figure D-4: SAS-846EL2 Dual Port Conguration

Figure D-5: SAS-846EL1 Single Port Conguration

PRI_FLASH1

J2

J1

To Lower Backplane in

cascaded system

Port A

Primary Ports

Expander 1

From HBA or higher

backplane

J0

1 2 ... 77 78 79 80 81 82 83 84 85 86 87 ... 96 97

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