Supero SC847 Series, User Manual

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H-2
SC847 Chassis Manual
H-3 An Important Note to Users
All images and layouts shown in this user's guide are based upon the latest PCB
Revision available at the time of publishing. The card you have received may or
may not look exactly the same as the graphics shown in this manual.
H-4 Introduction to the SAS2-846EL Backplane
The SAS2-846EL backplane has been designed to utilize the most up-to-date tech-
nology available, providing your system with reliable, high-quality performance.
This manual reflects SAS2-846EL1 and SAS2-846EL2 PCB Revision 1.10, the most
current release available at the time of publication. Always refer to the Supermicro
Web site at www.supermicro.com for the latest updates, compatible parts and sup-
ported configurations.
The SAS2-846EL1 backplane includes a primary expander chip and primary SAS
connectors. The SAS2-846EL2 includes of both primary and secondary expander
chips, as well as primary and secondary SAS connectors. The primary and second-
ary expanders are redundant, so that if one should fail, the other will take over.