User's Manual (1.0b)

D-1
Appendix D SAS-216EL Backplane Specications
Appendix D
SAS-216ELBackplaneSpecications
D-1 Overview of the SAS-216EL1/EL2 Backplanes
The SAS-216EL1/EL2 series of backplanes consists of a SAS-216EB backplane
(A) with one or two SAS-216EL daughter cards (B and C) mounted on the rear of
the backplane.
The SAS-216EL1 model consists of the SAS-216EB backplane (A) and one SAS-
216EL daughter card (C), mounted on the right-hand side of the backplane.
The SAS-216EL2 model consists of the SAS-216EB backplane (A), and two
SAS216EL daughter cards (B and C), mounted on the rear of the backplane.
Components on the front side of the SAS-216ELB 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.
SAS-216EL Daughter Card (B)
SAS-216EB Backplane (A)
SAS-216EL Daughter Card (C)
Rear Side of the Backplane
Front Side of the Backplane
Figure D-1. The SAS-216EL1/EL2 Backplane