Intel R2000BB4GS9 データシート
Intel
®
Server System R2000BB Product Family TPS
38
Revision 2.0
On the backside of each backplane are several connectors. The following illustration identifies each.
Label
Description
A
4-port mini-SAS connectors
B
Power connectors
C
SMBus connector
A – 4-port Mini-SAS Connectors – The backplane includes two or three multi-port mini-SAS cable connectors,
each providing SGPIO and I/O signals for four SAS/SATA hard drives on the backplane. Cables can be routed
from matching connectors on the server board, add-in SAS/SATA RAID cards, or an optionally installed SAS
expander card. Each mini-SAS connector will include a silk-screen identifying which drives the connector
supports; Drives 0-3, Drives 4-7, and Drives 8-11.
B – Power Harness Connector - The backplane includes a 2x2 connector supplying power to the backplane.
Power is routed to the backplane via a power cable harness from the server board
C- SMBus Cable Connectors – The backplane includes a 1x5 cable connector used as a management
interface to the server board.
6.2.2
Cypress* CY8C22545 Enclosure Management Controller
The backplanes support enclosure management using a Cypress* CY8C22545 Programmable System-on-
Chip (PSoC*) device.
Chip (PSoC*) device.
The CY8C22545 drives the hard drive activity/fault LED, hard drive present signal, and
controls hard drive power-up during system power-on.