Lenovo System x3250 M4, Installation And Service Manual

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Slot 2 PCIe Gen2 x8 (8, 4, 1)
Slot 1 PCIe Gen2 x8 (4, 1)
Figure 40. PCI riser-card assembly
• The optional ServeRAID-BR10il v2 controller must be installed in expansion slot 1 on the PCI riser-card
assembly.
Read the safety information in “Safety” on page v and “Installation guidelines” on page 33.
If you are replacing a server component in the server, you need to turn off the server and peripheral devices,
and disconnect the power cords and all external cables.
The following notes describe the types of adapters that the server supports and other information that
you must consider when you install an adapter:
• Locate the documentation that comes with the adapter and follow those instructions in addition to the
instructions in this section. If you have to change switch settings or jumper settings on the adapter,
follow the instructions that come with the adapter.
• The adapter slots are on the PCI riser-card assembly. You must first remove the PCI riser-card assembly
to access the adapter slots.
• The expansion slots on the PCI riser-card assembly accommodate the various form factors of the
non-hot-plug adapters as follows:
– Expansion slot 1: Low-profile with 2U bracket (this slot is dedicated for ServeRAID-10il v2 SAS/SATA
controller)
– Expansion slot 2: Full-height, half-length
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Lenovo System x3250 M4 Installation and Service Guide