User`s manual

C-1
Appendix C: SAS2-216EL1/EL2 Backplane Specications
Appendix C
SAS2-216EL1/EL2 Backplane Specications
C-1 Overview of the SAS2-216EL1/EL2 Backplanes
The SAS2-216EL1/EL2 model backplanes consists of a SAS2-216EB backplane
(A) with one or two SAS2-216EL daughter cards (B and C) mounted on the rear
of the backplane.
The SAS2-216EL1 model consists of the SAS2-216EB backplane (A) and one
SAS2-216EL daughter card (B), mounted on the right-hand side of the backplane.
The SAS2-216EL2 model consists of the SAS2-216EB backplane (A), and two
SAS-216EL daughter cards (B and C), mounted on the rear of the backplane.
Components on the front side of the SAS2-216EB backplane include twenty-four
SAS connectors and their respecitve activity and failure LEDs. Components on the
rear side of the backplane include jumpers and power and fan connectors. The
daughter card's components include SAS ports, ash and expander chips, and
mode select jumpers.
SAS2-216EL Daughter Card (C)
SAS2-216EB Backplane (A)
SAS2-216EL Daughter Card (B)
Rear Side of the Backplane
Front Side of the Backplane
Figure C-1: Overview of the SAS2-216EL1/EL2 Backplane