Appendix C: SAS-827T Backplane Specificiations

22. - 33. SAS Ports

The SAS-827T backplane is designed with four separate sectors, which support from one to four motherboards indepentdently of each other. The SAS ports are used to connect the SAS drive cables. The 12 ports are designated A0, A1, A2, B0, B1, B2, C0, C1, C2 and D0, D1, D2. Each port is also compatible with SATA drives. Use the table below to determine the SAS port to moth- erboard configuration that is appropriate for your system.

SAS Port to Motherboard Configurations

Number of

SAS Port

Connect to

Motherboards

Connectors

Motherboard

Using 1

MB

A0, A1, A2

MB-A

Using 2

MBs

A0, A1, A2

MB-A

 

 

B0, B1, B2

MB-B

Using 3

MBs

A0, A1, A2

MB-A

 

 

B0, B1, B2

MB-B

 

 

C0, C1, C2

MB-C

Using 4

MBs

A0, A1, A2

MB-A

 

 

B0, B1, B2

MB-B

 

 

C0, C1, C2

MB-C

 

 

D0, D1, D2

MB-D

 

 

 

 

Figure C-7: Motherboard Locations In the Chassis

C-7

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SUPER MICRO Computer sc827 user manual 22. 33. SAS Ports, Figure C-7 Motherboard Locations In the Chassis