Lenovo ThinkSystem SR650 V2 - Riser Cards

Riser cards
Use this section to understand the cable routing for riser cards.
The server supports up to three riser cards: riser card 1, riser card 2, and riser card 3. Among which, only
riser card 3 needs cable connections:
• “Riser card 3 power and sideband connection” on page 75
• “Riser card 3 (x8/x8 PCIe) cable connection” on page 76
• “Riser card 3 (x8/x8 PCIe) cable connection for configuration with 32 NVMe drives” on page 77
• “Riser card 3 (x16/x16 PCIe) cable connection” on page 78
• “Riser card 3 (x16/x16 PCIe) cable connection for configuration with 32 NVMe drives” on page 79
The riser card types vary by server model. For detailed information, see “Rear view” on page 44.
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ThinkSystem SR650 V2Maintenance Manual