Intel Raid Controller, User Manual

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22 Intel
®
Raid Controller SRCS28X User Manual
Intel® Raid Controller SRCS28X Characteristics
— Are backward compatible with previous versions of the PCI specification
Table 3 defines the connectors on the Intel
®
Raid Controller SRCS28X.
Figure 1 provides the layout of the Intel
®
Raid Controller SRCS28X.
Table 3. Intel
®
Raid Controller SRCS28X Connector Information
Jumper Type Description
J1 LED SATA Activity Connector
2-pin connector. When lit, it
indicates SATA activity on one or
more SATA drives.
J3
Battery Backup Connector
(optional)
Connects Battery Backup Unit
J2, J4, J5, J12 SATA Ports
Ports 0 – 7. Used to attach the
cables from the adapter to the
SATA hard drives.
J6 Serial Port RS232 Interface
3-pin connector. Used for
diagnostic purposes.
J7 I
2
C Interface
4-pin connector (Engineering use
only)
J8
Write Pending Activity (dirty
cache) LED
2-pin connector. When lit, it
indicates that the onboard cache
memory contains data and that a
write from cache to the hard drives
is pending.
J9 Serial EEPROM Interface
2-pin connector. When equipped
with a connector from a serial
programming device, J9 provides
the interface for programming the
onboard manufacturing-tracking
serial EEPROM.
J10 BIOS Disable
2-pin connector.
Jumpered: BIOS disabled
Unjumpered: BIOS enabled This is
the default.
J11 Mode Select
2-pin connector.
Jumpered: Causes CPU core to be
held in reset (mode 0)
Unjumpered: Normal board
operation is open (mode 3). This is
the default.
J13 SAF-TE Hardware Connector
3-pin connector.
The I
2
C Interface is for
communication with storage
enclosure processor (SED) devices