IBM N2125, Hardware User'S Manual

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N2125 SAS/SATA HBA for IBM System x Hardware User’s Guide
March 2013 N2125 SAS/SATA HBA for IBM System x Hardware User’s Guide
Operating System Support
4 Operating System Support
The HBA supports the following operating systems: Microsoft Windows, Red Hat Enterprise Linux Server, SUSE Linux
Enterprise Server (SLES), and VMware.
Refer to: http://www.ibm.com/systems/info/x86servers/serverproven/compat/us/xseries/controllers/matrix.html
for details on the software versions and device driver support.
5 N2125 SAS/SATA HBA for IBM System x Characteristics
5.1 Flash
The HBA has integrated Flash ROM for the firmware and BIOS. The HBA provides one 4 M x 16-bit Flash ROM for
storing the firmware and the BIOS.
5.2 LED
The HBA heartbeat LED, CR1, flashes green to indicate that the HBA is capable of general activity.
5.3 Physical Characteristics
The HBA is a 167.6-mm x 68.6-mm (6.6-in. x 2.7-in.), low-profile board. The component height on the top and bottom
of the HBA is in accordance with the PCIe specification. The following figure shows the board layout.
Figure 1 HBA Board Layout

EC1: PCIe x8-lane board edge connector

CR1: Heartbeat LED

J10, J11: SFF-8088, mini-SAS, external connectors
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