Technical Product Specification

Intel® RAID Controller RS2BL040 Technical Product Specification Hardware
Figure 6. SFF8087 to Four-port Internal Cable with one SGPIO Connector
2.3.8 BBU Interface
The Intel
®
RAID Controller RS2BL040 board can be attached to an external backup battery unit
(BBU) through the BBU board-to-board connector.
Figure 7. BBU Board-to-Board Connector
Table 2. BBU Connector Pin-out
Pin # Signal Description
1
VBB_DDR_MEM DDR/DDRII power
2 GND Ground
3 P12V +12V power
4 GND Ground
5
PFAIL_L
Power fail
6
BBE
Battery backup enabled
Revision 1.0
Intel order number E64392-001
15