Technical Product Specification

Intel® RAID Controller RS2BL080 and RS2MB044 Technical Product Specification Hardware
Revision 2.1
Intel order number E64388-004
17
The following figure shows the jumpers and connectors on Intel
®
RAID Controller RS2MB044.
A description for each jumper and connector is provided in the following table.
Figure 11 Intel
®
RAID Controller RS2MB044 Jumpers and Connectors
Table 5 Intel® RAID Controller RS2MB044 Jumpers and Connectors
Jumper Description Type Comments
J1A1 Universal Asynchronous
Receiver/Transmitter (UART)
debugging
4-pin connector Reserved.
J1A2 Test header 2-pin connector Reserved.
J1A3 Set Factory Defaults connector 2-pin connector Returns the board settings to the defaults set in
the factory.
J1A4 IPMI-style I2C connector 3-pin connector Supports SES (SCSI Enclosure Services) over
I2C over Internal I2C backplane cable.
J1A5 RAID Premium Feature Key
header
2-pin shielded header Enables support for RAID premium feature
J1B1 External SAS/SATA Ports
connector 4-7
SFF-8088 Connects the controller by cable to SAS drives
or SATA II drives, or a SAS expander.
J2B2 Internal SAS/SATA Ports
connector 0-3
SFF-8087 Connects the controller by cable to SAS drives
or SATA II drives, or a SAS expander.
J6A1 Global Drive Fault LED header 2-pin connector Connects to an LED that indicates whether a
drive is in a fault condition.
J6A2 SAS Activity LED header 2-pin connector Connects to an LED that indicates drive activity
J6A3 Write-pending Indicator (dirty
cache) LED connector
2-pin connector Connects to an LED that indicates when the
data in the cache has yet to be written to the
storage devices. Used when the write-back
feature is enable.
J6B1 Remote battery Backup Unit
connector
20-pin connector Connects the battery backup unit remotely to
the RAID controller.